CN111205151B - 一种布洛芬杂质i的环保制备方法 - Google Patents
一种布洛芬杂质i的环保制备方法 Download PDFInfo
- Publication number
- CN111205151B CN111205151B CN202010132728.5A CN202010132728A CN111205151B CN 111205151 B CN111205151 B CN 111205151B CN 202010132728 A CN202010132728 A CN 202010132728A CN 111205151 B CN111205151 B CN 111205151B
- Authority
- CN
- China
- Prior art keywords
- impurity
- ibuprofen
- ibuprofen impurity
- formula
- compound shown
- Prior art date
- 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.)
- Active
Links
- HEFNNWSXXWATRW-UHFFFAOYSA-N Ibuprofen Chemical compound CC(C)CC1=CC=C(C(C)C(O)=O)C=C1 HEFNNWSXXWATRW-UHFFFAOYSA-N 0.000 title claims abstract description 176
- 229960001680 ibuprofen Drugs 0.000 title claims abstract description 170
- 239000012535 impurity Substances 0.000 title claims abstract description 135
- 238000002360 preparation method Methods 0.000 title claims abstract description 41
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 49
- 238000000034 method Methods 0.000 claims abstract description 29
- 238000004440 column chromatography Methods 0.000 claims abstract description 22
- 238000000746 purification Methods 0.000 claims abstract description 22
- 238000003756 stirring Methods 0.000 claims abstract description 18
- 238000000926 separation method Methods 0.000 claims abstract description 14
- 239000002904 solvent Substances 0.000 claims abstract description 5
- 238000001704 evaporation Methods 0.000 claims abstract description 3
- 238000001914 filtration Methods 0.000 claims abstract description 3
- OUCSEDFVYPBLLF-KAYWLYCHSA-N 5-(4-fluorophenyl)-1-[2-[(2r,4r)-4-hydroxy-6-oxooxan-2-yl]ethyl]-n,4-diphenyl-2-propan-2-ylpyrrole-3-carboxamide Chemical compound C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@H]2OC(=O)C[C@H](O)C2)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 OUCSEDFVYPBLLF-KAYWLYCHSA-N 0.000 claims description 47
- 150000001875 compounds Chemical class 0.000 claims description 43
- 238000006243 chemical reaction Methods 0.000 claims description 20
- 239000003480 eluent Substances 0.000 claims description 19
- 238000002390 rotary evaporation Methods 0.000 claims description 16
- 239000012295 chemical reaction liquid Substances 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 15
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 13
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 12
- 239000003153 chemical reaction reagent Substances 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 230000003197 catalytic effect Effects 0.000 claims description 2
- NXPHGHWWQRMDIA-UHFFFAOYSA-M magnesium;carbanide;bromide Chemical compound [CH3-].[Mg+2].[Br-] NXPHGHWWQRMDIA-UHFFFAOYSA-M 0.000 claims description 2
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims 1
- 229960001484 edetic acid Drugs 0.000 claims 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 32
- 239000000047 product Substances 0.000 abstract description 19
- 239000013558 reference substance Substances 0.000 abstract description 12
- 239000000126 substance Substances 0.000 abstract description 10
- 239000006227 byproduct Substances 0.000 abstract description 7
- 238000011160 research Methods 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 6
- 239000000243 solution Substances 0.000 description 38
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 24
- 239000000523 sample Substances 0.000 description 14
- 238000004128 high performance liquid chromatography Methods 0.000 description 13
- 239000000203 mixture Substances 0.000 description 11
- 238000004458 analytical method Methods 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- 239000012088 reference solution Substances 0.000 description 7
- 239000012085 test solution Substances 0.000 description 7
- 238000011084 recovery Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000005303 weighing Methods 0.000 description 5
- 238000005160 1H NMR spectroscopy Methods 0.000 description 4
- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000003814 drug Substances 0.000 description 4
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 4
- 238000003908 quality control method Methods 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- VLSOAXRVHARBEQ-UHFFFAOYSA-N [4-fluoro-2-(hydroxymethyl)phenyl]methanol Chemical compound OCC1=CC=C(F)C=C1CO VLSOAXRVHARBEQ-UHFFFAOYSA-N 0.000 description 3
- 150000001793 charged compounds Chemical class 0.000 description 3
- 238000007865 diluting Methods 0.000 description 3
- 238000010828 elution Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000012488 sample solution Substances 0.000 description 3
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 2
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 2
- 229960001138 acetylsalicylic acid Drugs 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000019253 formic acid Nutrition 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007818 Grignard reagent Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000001760 anti-analgesic effect Effects 0.000 description 1
- 230000003110 anti-inflammatory effect Effects 0.000 description 1
- 230000001754 anti-pyretic effect Effects 0.000 description 1
- 239000002221 antipyretic Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001728 carbonyl compounds Chemical class 0.000 description 1
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 229940088679 drug related substance Drugs 0.000 description 1
- 150000004795 grignard reagents Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012417 linear regression Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001819 mass spectrum Methods 0.000 description 1
- 239000000041 non-steroidal anti-inflammatory agent Substances 0.000 description 1
- 229940021182 non-steroidal anti-inflammatory drug Drugs 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 206010039073 rheumatoid arthritis Diseases 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000013112 stability test Methods 0.000 description 1
- 238000010200 validation analysis Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
- C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
- C07C1/207—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms from carbonyl compounds
- C07C1/2076—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms from carbonyl compounds by a transformation in which at least one -C(=O)- moiety is eliminated
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
- C07C15/12—Polycyclic non-condensed hydrocarbons
- C07C15/16—Polycyclic non-condensed hydrocarbons containing at least two phenyl groups linked by one single acyclic carbon atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/69—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by addition to carbon-to-carbon double or triple bonds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
- C07C45/74—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups combined with dehydration
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
- G01N24/08—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects by using nuclear magnetic resonance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- High Energy & Nuclear Physics (AREA)
- Electrochemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Time(Min) | A(%) | B(%) |
0.00 | 95 | 5 |
18.00 | 95 | 5 |
Peak# | RetTime(min) | Area | Height | Area% |
1 | 0.753 | 6.47676 | 2.07981 | 0.0405 |
2 | 0.936 | 13.37398 | 3.09745 | 0.0836 |
3 | 1.294 | 18.22627 | 4.02625 | 0.1140 |
4 | 4.363 | 18.83100 | 2.07588 | 0.1178 |
5 | 4.926 | 1.59354e<sup>4</sup> | 1673.86853 | 99.6442 |
Totals | 1.59923e<sup>4</sup> | 1685.14792 | 100.0000 |
Time(Min) | A(%) | B(%) |
0.00 | 20 | 80 |
18.00 | 20 | 80 |
20.00 | 90 | 10 |
40.00 | 90 | 10 |
42.00 | 20 | 80 |
Peak# | RetTime(min) | Area | Height | Area% |
1 | 21.653 | 8.25082 | 2.29333 | 0.2440 |
2 | 22.637 | 3373.52539 | 1059.22314 | 99.7560 |
Totals | 3381.77621 | 1061.51648 | 100.0000 |
Time(Min) | A(%) | B(%) |
0.00 | 20 | 80 |
18.00 | 20 | 80 |
20.00 | 90 | 10 |
40.00 | 90 | 10 |
42.00 | 20 | 80 |
组别 | 检测限(mg/L) | 定量限(mg/L) | 线性范围(mg/L) | 回归方程 | R<sup>2</sup> |
实施例5 | 64.33 | 112.67 | 0.446-1.705 | y=2.85×10<sup>4</sup>x-3.14×10<sup>3</sup> | 64.33 |
实施例6 | 66.07 | 114.94 | 0.472-1.689 | y=2.83×10<sup>4</sup>x-3.16×10<sup>3</sup> | 66.07 |
实施例7 | 63.03 | 110.04 | 0.429-1.713 | y=2.87×10<sup>4</sup>x-3.10×10<sup>3</sup> | 63.03 |
实施例8 | 62.96 | 110.01 | 0.430-1.715 | y=2.87×10<sup>4</sup>x-3.09×10<sup>3</sup> | 62.96 |
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010132728.5A CN111205151B (zh) | 2020-02-29 | 2020-02-29 | 一种布洛芬杂质i的环保制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010132728.5A CN111205151B (zh) | 2020-02-29 | 2020-02-29 | 一种布洛芬杂质i的环保制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111205151A CN111205151A (zh) | 2020-05-29 |
CN111205151B true CN111205151B (zh) | 2021-03-05 |
Family
ID=70784463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010132728.5A Active CN111205151B (zh) | 2020-02-29 | 2020-02-29 | 一种布洛芬杂质i的环保制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111205151B (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101090891A (zh) * | 2004-11-05 | 2007-12-19 | 伦斯勒工业学院 | 4-羟基苯并吗吩烷 |
CN106414377A (zh) * | 2014-03-24 | 2017-02-15 | 加利福尼亚大学董事会 | 制备环状和非环状酮的方法 |
CN106645542A (zh) * | 2016-12-20 | 2017-05-10 | 南京艾德凯腾生物医药有限责任公司 | 一种测定右旋布洛芬有关物质的方法 |
CN106940355A (zh) * | 2017-04-24 | 2017-07-11 | 中国药科大学 | 一种布洛芬、其钠盐及其制剂有关物质的检测方法 |
CN107163246A (zh) * | 2017-05-20 | 2017-09-15 | 复旦大学 | 主链型含二苯并八元环结构的可逆热收缩聚芳基酰胺及其制备方法 |
CN108181407A (zh) * | 2018-02-10 | 2018-06-19 | 扬子江药业集团南京海陵药业有限公司 | 一种布洛芬原料杂质f的检测方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014132270A2 (en) * | 2013-02-27 | 2014-09-04 | Msn Laboratories Limited | Process for the preparation of 2-(2-aminothiazol-4-yl)-n-[4-(2-{[(2r)-2-hydroxy-2-phenyl ethyl]amino}ethyl)phenyl]acetamide monohydrochloride, its intermediates and polymorph thereof |
CN105198742A (zh) * | 2014-06-30 | 2015-12-30 | 山东诚创医药技术开发有限公司 | 一种2-芳基-2-羟基乙酸酯的制备方法 |
-
2020
- 2020-02-29 CN CN202010132728.5A patent/CN111205151B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101090891A (zh) * | 2004-11-05 | 2007-12-19 | 伦斯勒工业学院 | 4-羟基苯并吗吩烷 |
CN106414377A (zh) * | 2014-03-24 | 2017-02-15 | 加利福尼亚大学董事会 | 制备环状和非环状酮的方法 |
CN106645542A (zh) * | 2016-12-20 | 2017-05-10 | 南京艾德凯腾生物医药有限责任公司 | 一种测定右旋布洛芬有关物质的方法 |
CN106940355A (zh) * | 2017-04-24 | 2017-07-11 | 中国药科大学 | 一种布洛芬、其钠盐及其制剂有关物质的检测方法 |
CN107163246A (zh) * | 2017-05-20 | 2017-09-15 | 复旦大学 | 主链型含二苯并八元环结构的可逆热收缩聚芳基酰胺及其制备方法 |
CN108181407A (zh) * | 2018-02-10 | 2018-06-19 | 扬子江药业集团南京海陵药业有限公司 | 一种布洛芬原料杂质f的检测方法 |
Non-Patent Citations (2)
Title |
---|
Development and Validation of an HPLC Method for Simultaneous Determination of Ibuprofen and 17 Related compounds;Zunsheng Han et al.;《Chromatographia》;20170725;第80卷;1353-1360 * |
Zunsheng Han et al..Development and Validation of an HPLC Method for Simultaneous Determination of Ibuprofen and 17 Related compounds.《Chromatographia》.2017,第80卷1353-1360. * |
Also Published As
Publication number | Publication date |
---|---|
CN111205151A (zh) | 2020-05-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Akceylan et al. | Synthesis of calix [4] arene alkylamine derivatives as new phase-transfer catalysts for esterification reaction | |
Kumar et al. | Synthesis, isolation, identification and characterization of new process-related impurity in isoproterenol hydrochloride by HPLC, LC/ESI-MS and NMR | |
CN113501767A (zh) | 一种磷酸奥司他韦杂质及其制备方法和分析方法 | |
CN111410658B (zh) | 咪达唑仑或其药物组合物的杂质a和杂质b及其用途 | |
CN111205151B (zh) | 一种布洛芬杂质i的环保制备方法 | |
CN111269100B (zh) | 一种布洛芬杂质h的环保制备方法 | |
CN108164521B (zh) | 一种帕瑞昔布钠降解杂质及其制备、检测方法和应用 | |
Goldman | Large isotope effect in the manganese dioxide oxidation of benzyl alcohol | |
CN109212093B (zh) | 一种盐酸缬更昔洛韦中间体缩合物异构体的hplc检测方法 | |
CN111983091A (zh) | 一种复方利多卡因乳膏中丙胺卡因氧化杂质的分离纯化方法 | |
CN109232658B (zh) | 一种手性铑配合物及其制备与应用 | |
CN108276269B (zh) | β-氘代丙戊酸的制备方法 | |
Tambute et al. | New chiral stationary phases containing a phosphorus atom as an asymmetric centre: I. Synthesis and first chromatographic results | |
CN108169399B (zh) | 去甲氨噻肟酸乙酯粗品中杂质的分离方法 | |
CN114397375B (zh) | 一种盐酸阿比多尔中间体有关物质的检测方法 | |
CN116655507A (zh) | 一种艾地骨化醇脱水杂质及其制备方法和应用 | |
CN112557520B (zh) | Tgr-1中tgr-1-对应异构体的检测方法 | |
CN102491926B (zh) | 一种硫普罗宁二硫化物的制备和纯化方法 | |
CN113234082A (zh) | 一种化合物a2及其制备方法与作为普拉洛芬杂质的应用 | |
CN115353443B (zh) | 一种氘标记的己烯雌酚的合成方法 | |
CN112441902A (zh) | 一种布洛芬杂质f的制备方法 | |
CN110361472B (zh) | 一种米库氯铵中间体miv-g异构体的hplc检测方法 | |
CN110963945A (zh) | 西那卡塞中间体杂质的制备及分离纯化方法 | |
CN113861255B (zh) | 一种别孕烷醇酮有关物质的制备方法 | |
CN111896650B (zh) | 一种柱前衍生高效液相色谱拆分R/S-N-Boc-哌啶醇的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An environmentally friendly preparation method of ibuprofen impurity I Effective date of registration: 20210914 Granted publication date: 20210305 Pledgee: Shenzhen Rural Commercial Bank Co.,Ltd. Longcheng sub branch Pledgor: SHENZHEN SUNGENING BIOTECHNOLOGY Co.,Ltd. Registration number: Y2021980009281 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231215 Granted publication date: 20210305 Pledgee: Shenzhen Rural Commercial Bank Co.,Ltd. Longcheng sub branch Pledgor: Shenzhen Xianggen biomedical Co.,Ltd.|SHENZHEN SUNGENING BIOTECHNOLOGY CO.,LTD. Registration number: Y2021980009281 |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240123 Address after: Building B402-F20, No.3 Tian'an Digital Innovation Park, No. 449 Huangge North Road, Huanggekeng Community, Longcheng Street, Longgang District, Shenzhen City, Guangdong Province, 518000 Patentee after: Shenzhen Xianggen biomedical Co.,Ltd. Country or region after: China Address before: 518172 room 412, No.1 Park, Shenzhen Overseas Students (Longgang) Pioneer Park, Qinglin West Road, central city, Longcheng street, Longgang District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN SUNGENING BIOTECHNOLOGY CO.,LTD. Country or region before: China |