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CN107604020A - The method that living things catalysis prepares the amino piperidine of (S) 1 N benzene methoxycarbonyl group 3 - Google Patents

The method that living things catalysis prepares the amino piperidine of (S) 1 N benzene methoxycarbonyl group 3 Download PDF

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Publication number
CN107604020A
CN107604020A CN201710885707.9A CN201710885707A CN107604020A CN 107604020 A CN107604020 A CN 107604020A CN 201710885707 A CN201710885707 A CN 201710885707A CN 107604020 A CN107604020 A CN 107604020A
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China
Prior art keywords
ala
gly
leu
pro
thr
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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CN201710885707.9A
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Chinese (zh)
Inventor
姜梦颖
孟枭
孙丰来
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changzhou Hequan Pharmaceutical Co Ltd
Shanghai Sta Pharmaceutical R & D Co Ltd
Shanghai SynTheAll Pharmaceutical Co Ltd
Original Assignee
Changzhou Hequan Pharmaceutical Co Ltd
Changzhou Whole New Drug Research And Development Co Ltd
Shanghai Sta Pharmaceutical R & D Co Ltd
Shanghai SynTheAll Pharmaceutical Co Ltd
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Application filed by Changzhou Hequan Pharmaceutical Co Ltd, Changzhou Whole New Drug Research And Development Co Ltd, Shanghai Sta Pharmaceutical R & D Co Ltd, Shanghai SynTheAll Pharmaceutical Co Ltd filed Critical Changzhou Hequan Pharmaceutical Co Ltd
Priority to CN201710885707.9A priority Critical patent/CN107604020A/en
Publication of CN107604020A publication Critical patent/CN107604020A/en
Pending legal-status Critical Current

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Abstract

The present invention relates to it is a kind of (S)‑1‑NThe amino piperidine of benzene methoxycarbonyl group 3(Hereinafter referred to as (S)‑NThe amino piperidines of Cbz 3)Preparation method.Mainly solve technical problem of the existing preparation method using tertbutyloxycarbonyl as blocking group less stable under mildly acidic conditions.Technical scheme:A kind of (S)‑NThe preparation method of the amino piperidines of Cbz 3, under conditions of using isopropylamine as nitrogen source, 1 is converted by enzymaticNThe direct formula II of the piperidones of benzene methoxycarbonyl group 3 (S)‑NThe amino piperidines of Cbz 3;Reaction equation is as follows:

Description

The method that living things catalysis prepares (S) -1-N- benzene methoxycarbonyl group -3- amino piperidines
Technical field
The present invention relates to a kind of enantiomer-pure (S)-1-N- benzene methoxycarbonyl group -3- amino piperidines(Referred to as (S)-N-Cbz- 3- amino piperidines)Biocatalysis preparation method.
Background technology
(S)-N- Cbz-3- amino piperidines(Such as formula(II)It is shown)
(II)
It is a kind of important chiral medicinal intermediate.A large amount of natural and non-native bioactive molecules have one or more piperidines Ring, also many active pharmaceutical ingredients(API)Also the part is contained.SType 3- amino piperidines are to produce Egelieting, Lin Gelieting Important intermediate, while nitrogen protection amino piperidine can also be used for synthesizing benzoic acids Egelieting.
At present, it is numerous prepare (S)-NThe method of-Cbz-3- amino piperidines(Including conventional chemical methods and catalyzed by biological enzyme) In, catalyzed by biological enzyme is because with reaction efficiency is high, stereoselectivity is good, reaction condition is gentle, low energy consumption, environment-friendly etc. Advantage, by more and more extensive concern and increasingly in-depth study.At present prepared by the biology on chiral 3- amino piperidines Method be concentrated mainly on research (R)- 3- amino piperidines.
Disclosed in patent CN104178536B a kind of biology prepare (R)The method of -3- amino piperidines, withN- tertiary butyloxycarbonyl Base -3- piperidones is substrate, using isopropylamine or D-alanine as amino group donor, from Cd stress to arthrobacterium (Arthrobacter. sp.) D- transaminases in the presence of, 3- piperidones is converted into (R) -3- amino piperidines.The invention turns Rate has important industrial application value up to more than 97%.
One kind is disclosed in patent CN103865964A using transaminase as catalyst, withN- tertbutyloxycarbonyl -3- piperidones For substrate, in the presence of amino group donor and transaminase, by the 3- piperidones that nitrogen is protected be converted into nitrogen protection (R) -3- amino Piperidines.Can slough afterwards blocking group obtain (R) -3- amino piperidines or its salt.
Specific synthetic route is as follows:
Wherein PG is protection group, and C can be selected1-4Alkoxy carbonyl group, benzyloxycarbonyl group or benzyl.The amino group donor chosen in the invention is Isopropylamine, the transaminase of selection from Cd stress to arthrobacterium (Arthrobacter. sp.), obtain table by genetic recombination Up to the recombination bacillus coli of ω-transaminase.The ee values of product are finally given typically 99% or so, should suitable for large-scale promotion With.
Pertinent literature(Org. Process Res. Dev. 2016, 20(3), 602-608)Report, ω-transaminase can Turn ammonia product be effectively catalyzed that achiral ketone obtains enantiomer-pure, specific route is as follows:
Using 1- tertbutyloxycarbonyl -3- piperidones as raw material in document, isopropylamine is chosen as amino group donor, in transaminase (source In the Ars-TA or the ATA-47 that is bought from German c-LEcta GmbH companies of Arthrobacter citreus) in the presence of, obtain mapping Body is pure(S)- 1- tertbutyloxycarbonyl -3- amino piperidines, conversion ratio is up to 89%.Specific synthetic route is as follows:
At present document reported by the use of enzymatic method prepare single configuration amino piperidine using tertbutyloxycarbonyl as Blocking group.At present on (S)-NThe biological preparation method of-Cbz-3- amino piperidines is reported still without Patents.
The content of the invention
It is an object of the invention to provide a kind of high yield and it is efficient (S)-NThe preparation side of-Cbz-3- amino piperidines Method, mainly solve skill of the existing preparation method using tertbutyloxycarbonyl as blocking group less stable under mildly acidic conditions Art problem.It is intended to, by a kind of new enzyme technology, realizeNThe ammonification of-Cbz-3- piperidones, so as to realize extensive preparation Enantiomer-pure (S)-NThe purpose of-Cbz-3- amino piperidines.
Particularly from vibrio fluvialis JS17 or from the ammonia by the genetic recombination of the strain in Escherichia coli Based transferase has extraordinary activity to this aminating reaction.
Technical scheme:A kind of (S)-N-Cbz-3- amino piperidines preparation method, nitrogen is being used as using isopropylamine Under conditions of source, by enzymatic convert N-Cbz-3- piperidones direct formula II (S)-N-Cbz-3- amino piperidines;Instead Answer formula as follows:
In the preparation process in accordance with the present invention, the enzyme is aminopherase(Abbreviation transaminase).The source of transaminase is included but not It is limited to vibrios, arthrobacterium and color bacillus.Wherein preferable transaminase derives from vibrio fluvialis JS17(Vibrio Fluvialis JS17)Or from by the genetic recombination of the strain in Escherichia coli.
In the preparation process in accordance with the present invention, in addition in conventional manner product formula is isolated(II)Described enantiomer.Often Rule separation method is extracted including organic solvent, ion exchange or chromatography etc..Wherein, preferably using Solvent Extraction Separation not The formula of reaction(II)Enantiomer.
In the preparation process in accordance with the present invention, the reaction is in organic solvent and the mixture of water, or is carried out in pure water.Make In the case of with the mixture of organic solvent and water, the organic solvent is miscible with water.Its role is to further increase Add the dissolubility of substrate simultaneously.Preferably the organic solvent miscible with water isN,N- dimethylformamide.
In the preparation process in accordance with the present invention, the reaction is carried out under conditions of being 7 ~ 9 in pH scopes.Preferable reaction PH is between 7 ~ 8, wherein the optimal pH chosen is 7.5.PH controls are carried out by adding buffer solution into reaction dissolvent.Often Buffer solution includes but is not limited to KH2PO4-K2HPO4Or NaH2PO4-Na2HPO4Buffer solution.
In the preparation process in accordance with the present invention, the reaction is carried out under conditions of being 15 ~ 60 DEG C in temperature.When temperature is less than At 15 DEG C, reaction speed is slower.But when temperature is higher than 60 DEG C, enzyme can irreversible inactivation.For guarantee stable reaction, efficiently enter Capable purpose, preferable reaction temperature are 25 DEG C.
In the preparation process in accordance with the present invention, in addition to isolate amino product (S)-NThe step of-Cbz-3- amino piperidines.
Prepare with the inventive method (S)-N- Cbz-3- amino piperidines(II), enantiomeric excess value be not less than 99%, Purity is not less than 99%.
The invention has the advantages that using benzene methoxycarbonyl group as amido protecting group, pass through a kind of new enzymatic skill The efficient production of art realization (S)-N- Cbz-3- amino piperidines are significant.This method is simple and easy, yield is high, selectivity It is good.
Brief description of the drawings
Fig. 1 isNThe high performance liquid chromatography collection of illustrative plates of the racemate of-Cbz-3- amino piperidines.The peak in left side is S structures Type, the peak on right side is R configurations.
Fig. 2 is after being converted according to the method for the embodiment of the present invention 3NThe Chiral HPLC of-Cbz-3- amino piperidines Chromatography collection of illustrative plates.In figure unique peak be target compound (S)-N- Cbz-3- amino piperidines.
Fig. 3 is after being converted according to the method for the embodiment of the present invention 3NThe Chiral HPLC of-Cbz-3- amino piperidines Combined gas chromatography mass spectrometry collection of illustrative plates.The peak that mass-to-charge ratio m/z is 234.8 in figure be target compound (S)-N- Cbz-3- amino piperidines Molecular ion peak.
Fig. 4 be according to the embodiment of the present invention 3 method conversion after (S)-NThe hydrogen spectrum nuclear-magnetism of-Cbz-3- amino piperidines Collection of illustrative plates.1H NMR (400MHz, CDCl3) δ ppm 1.19 - 1.32 (m, 1 H), 1.49 (s, 1 H), 1.71 – 1.78 (m, 1 H), 1.84 – 2.00 (m, 1 H), 2.67 (s, 1 H), 2.80 (s, 1 H), 2.90 (ddd, J = 13.36, 10.73, 3.26 Hz, 1H), 3.76-4.17 (m, 2 H), 5.12 (d, J = 1.25 Hz, 2 H), 7.27 – 7.40 (m, 5 H)。
Embodiment
Reaction method of the present invention, it is characterised in that comprise the following steps:
(1) transaminase, catalytic ammoniation are utilizedN- Cbz-3- piperidones.Wherein the addition of transaminase is that 0.002 ~ 10g turns ammonia Enzyme/g substrates.
Reaction temperature is 15 ~ 60 DEG C, preferably 25 DEG C.
Reaction medium used is to add concentration to tremble for 1 ~ 5 mmol/L phosphoric acid pyrroles in 0.5 ~ 2 mol/L isopropylamines and concentration The pure water of aldehyde or containing phosphate concn in 50 ~ 150 mmol/L(Preferably 90 mmol/L), pH scopes 7 ~ 9(Preferably pH = 7.5)KH2PO4-K2HPO4Or NaH2PO4-Na2HPO4Buffer solution or pure water or above-mentioned buffer solution and water are not Miscible organic solvent(Such as N,N-dimethylformamide or dimethyl sulfoxide)The two-phase system of composition.
(2) after reaction terminates, after reaction solution is passed through nitrogen or negative pressure removing impurity, dichloromethane or methyl- tert fourth are used Base ether extracts, and after extraction terminates, extraction mixture after layering, takes required organic layer, be thick through centrifuge or filter process The solution of product.
(3) by the solution of crude product, it can directly be concentrated under reduced pressure dry, finally give shallow under conditions of not higher than 45 DEG C Yellow, viscous liquid, as enantiomeric excess value are not less than 99%, purity not less than 99% product (S)-N- Cbz-3- ammonia Phenylpiperidines.
Reagent and raw material used herein are commercially available.
Below according to embodiment, and with reference to accompanying drawing, the present invention is described in detail.In from detailed description below, the present invention Above-mentioned aspect and other aspects of the present invention will be apparent.The following example is intended merely to illustrate the present invention, and to the present invention Protection domain does not play any restriction effect.
Embodiment 1
In 50 mL glass jacket reaction bulbs, 20mL water, 0.106 g KH are added2PO4With 0.212 g K2HPO4, stirring Until solid dissolved clarification;Add 1.7 mL isopropylamine and with phosphorus acid for adjusting pH value to 7;0.05 g is added into reaction solution and turns ammonia Enzyme freeze-dried powder(From ω-aminotransferase gene from vibrio fluvialis JS17(GenBank: HQ418483.1)It is reconstituted in large intestine bar The engineering strain fermentation extraction gained of bacterium)With 0.02 g phosphopyridoxal pyridoxal phosphates, 1 g is added after stirringN- Cbz-3- piperidines Ketone;Adjust and control 25 DEG C of reacting liquid temperature, continuously stir 24 hours;
With 20 mL dichloromethane extractive reaction liquid, lower floor's organic phase is obtained, is filtered after adding a small amount of anhydrous sodium sulfate water removal, Concentration is evaporated under reduced pressure at 30 DEG C.Gained yellow viscous liquid is weighed to obtain 0.79 g, and thick yield is 78.69%.Gained liquid produces Product (S)-N- Cbz-3- amino piperidines, through high-efficient liquid phase chromatogram technique analysis, the % of enantiomeric excess value 85.63.Analysis condition:Island Tianjin LC-20A liquid chromatographs and UV-detector, ChiSapak AS-H(250 × 4.6 mm, 5 μm)Chiral chromatographic column, Mobile phase:Hexane containing the 0.1% ethylenediamine-ethanol containing 0.1% ethylenediamine(Volume ratio 90: 10).Under 30 DEG C of 1 mL/min Balance, the nm of Detection wavelength 254.
Embodiment 2
In 50 mL glass jacket reaction bulbs, 20mL water, 0.106 g KH are added2PO4With 0.212 g K2HPO4, stirring is directly To solid dissolved clarification;Add 1.7 mL isopropylamine and with phosphorus acid for adjusting pH value to 7;0.05 g is added into reaction solution and turns ammonia Enzyme freeze-dried powder(From ω-aminotransferase gene from vibrio fluvialis JS17(GenBank: HQ418483.1)It is reconstituted in large intestine bar The engineering strain fermentation extraction gained of bacterium)With 0.01 g phosphopyridoxal pyridoxal phosphates, 1 g N-Cbz-3- piperidines is added after stirring Ketone;Adjust and control 37 DEG C of reacting liquid temperature, continuously stir 24 hours;
Post-treatment condition is the same as embodiment 1.Gained yellow viscous liquid is weighed to obtain 0.82 g, and thick yield is 81.67 %.Gained Liquid be product (S)-N- Cbz-3- amino piperidines, through high-efficient liquid phase chromatogram technique analysis, the % of enantiomeric excess value 83.22.Point Analysis condition is the same as embodiment 1.
Embodiment 3
In 50 mL glass jacket reaction bulbs, 20mL water, 0.106 g KH are added2PO4With 0.212 g K2HPO4, stirring Until solid dissolved clarification;Add 1.7 mL isopropylamine and with phosphorus acid for adjusting pH value to 7.5;0.05 g is added into reaction solution to turn Ammonia enzyme freeze-dried powder(From ω-aminotransferase gene from vibrio fluvialis JS17(GenBank: HQ418483.1)It is reconstituted in large intestine The engineering strain fermentation extraction gained of bacillus)With 0.01 g phosphopyridoxal pyridoxal phosphates, 1 g is added after stirringN- Cbz-3- piperazines Pyridine ketone;Adjust and control 25 DEG C of reacting liquid temperature, continuously stir 24 hours;
After reaction terminates, after reaction solution is passed through nitrogen or negative pressure removing impurity, with 20 mL dichloromethane extractive reaction liquid, obtain Lower floor's organic phase, filtered after adding a small amount of anhydrous sodium sulfate water removal, concentration is evaporated under reduced pressure at 30 DEG C.Gained yellow viscous liquid Weigh to obtain 0.82 g, and ultimate yield is 81.67 %.Gained liquid be product (S)-N- Cbz-3- amino piperidines, through efficient liquid GC headspace analysis, enantiomeric excess value is up to 99.48%.Analysis condition is the same as embodiment 1.Product liquid chromatography collection of illustrative plates is shown in Fig. 2, product liquid chromatography mass combination method collection of illustrative plates are shown in Fig. 3, and the nuclear magnetic spectrum of product is shown in Fig. 4.
Embodiment 4
In 1 L glass jacket reaction bulbs, 400 mL water, 5.3 g KH are added2PO4With 10.6 K2HPO4, stirring is until solid Body dissolved clarification;Add 8.5 mL isopropylamine and with phosphorus acid for adjusting pH value to 7.5;2.5 g transaminases jelly is added into reaction solution Dry powder(From ω-aminotransferase gene from vibrio fluvialis JS17(GenBank: HQ418483.1)It is reconstituted in Escherichia coli Engineering strain fermentation extraction gained)With 0.5 g phosphopyridoxal pyridoxal phosphates, 50 g are added after stirringN- Cbz-3- piperidones;Adjust It is whole and control 25 DEG C of reacting liquid temperature, continuously stir 24 hours;
After reaction terminates, after reaction solution negative pressure removes impurity, with the extraction of isometric dichloromethane three times, the organic addition of lower floor is obtained Filtered after entering a small amount of anhydrous sodium sulfate water removal, concentration is evaporated under reduced pressure at 30 DEG C.Gained liquid subtracts under 30 DEG C, nitrogen stream protection Pressure drying 12 hours, 47.7 g yellow viscous liquids of weighing to obtain, thick yield is 95.02 %.Gained liquid be product (S)-N- Cbz-3- amino piperidines, through high-efficient liquid phase chromatogram technique analysis, enantiomeric excess value 100%.Analysis condition is the same as embodiment 1.
Those skilled in the art is it should be understood that although for illustrative purposes, this document describes the tool of the present invention Body embodiment, but various modifications can be carried out to it without departing from the spirit and scope of the present invention.Therefore, it is of the invention specific Embodiment and embodiment should not be considered as limiting the scope of the invention.The present invention is limited only by the appended claims.This Shen Please in quote all documents be fully incorporated herein by reference.
Sequence table
<110>Shanghai STA Pharmaceutical R & D Co., Ltd.
Shanghai Syntheall Pharmaceutical Co., Ltd.
Changzhou He Quan pharmaceutcal corporation, Ltds
Close breakthrough drug research and development Co., Ltd in Changzhou
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<110>Shanghai STA Pharmaceutical R & D Co., Ltd.
Shanghai Syntheall Pharmaceutical Co., Ltd.
Changzhou He Quan pharmaceutcal corporation, Ltds
Close breakthrough drug research and development Co., Ltd in Changzhou
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Leu Pro Thr Ala Ser Val Pro Gly Leu Pro Leu Pro Gly Pro Val His
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Leu Thr Cys Pro His Thr Thr Ala Thr Gly Gly Gly Gly Gly Thr Gly
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210 215 220
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Ile Cys Gly Pro Gly Ala Thr Gly Ala Thr Thr Gly Cys Val Thr Thr
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Ala Pro Thr Pro Ala Ala Ile Ile Ser Ser Leu Ala Leu Thr Ala Gly
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Ala Pro Gly Gly Ala Leu Leu His Ile Ala Gly Ala Pro Ala Ile Gly
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ctcgcccgcg agctggagga aacgatccag cgcgagggcg ccgacaccat cgccggtttc 660
tttgccgaac cggtgatggg cgcgggcggc gtgattcccc cggccaaggg gtatttccag 720
gcgatcctgc caatcctgcg caaatatgac atcccggtca tctcggacga ggtgatctgc 780
ggtttcggac gcaccggtaa cacctggggc tgcgtgacct atgactttac acccgatgca 840
atcatctcgt ccaagaatct tacagcgggc tttttcccca tgggggcggt gatccttggc 900
ccggaacttt ccaaacggct ggaaaccgca atcgaggcga tcgaggaatt cccccatggc 960
tttaccgcct cgggccatcc ggtcggctgt gctattgcgc tgaaagcaat cgacgtggtg 1020
atgaatgaag ggctggctga gaacgtccgc cgccttgccc cccgtttcga ggaaaggctg 1080
aaacatatcg ccgagcgccc gaacatcggt gaatatcgcg gcatcggctt catgtgggcg 1140
ctggaggctg tcaaggacaa ggcaagcaag acgccgttcg acggcaacct gtcggtcagc 1200
gagcgtatcg ccaatacctg caccgatctg gggctgattt gccggccgct tggtcagtcc 1260
gtcgtccttt gtccgccctt tatcctgacc gaggcgcaga tggatgagat gttcgataaa 1320
ctcgaaaaag cccttgataa ggtctttgcc gaggttgcct ga 1362

Claims (8)

1. a kind of living things catalysis prepare (S)-1-NThe method of-benzene methoxycarbonyl group -3- amino piperidines, it is characterized in that with isopropylamine Under conditions of nitrogen source, converted by enzymaticNThe direct formula II of-Cbz-3- piperidones (S)-N- Cbz-3- amino piperazines Pyridine;Reaction equation is as follows:
2. the method as described in claim 1, it is characterized in that also including isolating the ammonification production described in Formula II in conventional manner Thing.
3. the method as described in claim 1, it is characterized in that wherein described react in organic solvent and the mixture of water, or Carried out in pure water.
4. the method as described in claim 3, it is characterized in that wherein described organic solvent is miscible with water.
5. the method as described in claim 1, it is characterized in that wherein described reaction is 7 ~ 9 in pH scopes, the reaction Carried out under conditions of being 15 ~ 60 DEG C in temperature.
6. the method as described in claim 1, it is characterized in that wherein described enzyme is aminopherase.
7. the method as described in claim 6, it is characterized in that wherein described aminopherase from vibrios, arthrobacterium or One kind in color bacillus.
8. the method as described in claim 7, it is characterized in that the vibrios is from vibrio fluvialis JS17 or by the river Vibrios JS17 genetic recombination is flowed in Escherichia coli.
CN201710885707.9A 2017-09-27 2017-09-27 The method that living things catalysis prepares the amino piperidine of (S) 1 N benzene methoxycarbonyl group 3 Pending CN107604020A (en)

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CN112824381A (en) * 2019-11-21 2021-05-21 广东东阳光药业有限公司 Preparation method of piperidylamine

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Publication number Priority date Publication date Assignee Title
WO2008028654A1 (en) * 2006-09-06 2008-03-13 Lonza Ag Process for preparation of optically active n-protected 3 -aminopyrrolidine or optically active n-protected 3-aminopiperidine and the corresponding ketones by optical resolution of the racemic amine mixtures employing a bacterial omega-transaminase
CN103865964A (en) * 2014-03-14 2014-06-18 上海朴颐化学科技有限公司 Method for synthesizing (R)-3-amino-piperidine by adopting transaminase method
CN105734089A (en) * 2014-12-11 2016-07-06 南京博优康远生物医药科技有限公司 An asymmetric synthesis method for (R)-3-amino piperidine derivatives

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WO2008028654A1 (en) * 2006-09-06 2008-03-13 Lonza Ag Process for preparation of optically active n-protected 3 -aminopyrrolidine or optically active n-protected 3-aminopiperidine and the corresponding ketones by optical resolution of the racemic amine mixtures employing a bacterial omega-transaminase
CN103865964A (en) * 2014-03-14 2014-06-18 上海朴颐化学科技有限公司 Method for synthesizing (R)-3-amino-piperidine by adopting transaminase method
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112824381A (en) * 2019-11-21 2021-05-21 广东东阳光药业有限公司 Preparation method of piperidylamine
CN112824381B (en) * 2019-11-21 2024-04-26 广东东阳光药业股份有限公司 Preparation method of piperidine amine

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