CN1800123A - Method for synthesizing sandenol perfume - Google Patents
Method for synthesizing sandenol perfume Download PDFInfo
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- CN1800123A CN1800123A CN 200610023435 CN200610023435A CN1800123A CN 1800123 A CN1800123 A CN 1800123A CN 200610023435 CN200610023435 CN 200610023435 CN 200610023435 A CN200610023435 A CN 200610023435A CN 1800123 A CN1800123 A CN 1800123A
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Abstract
The invention discloses a method for synthesizing Santalaceae which comprises the following steps: a. making the raw material ethyl guaiacol and the camphenoly to do condensation reaction on the effect of acid crystal vitriol acid, acid carclazyte, boron fluoride ether, aluminium chloride or ferric chloride with the condensation reaction temperature: 110 deg.-180 deg.; b. doing vacuum distillation to the course condensation solution with the vacuum degree: 4-5mmHg, collecting the head and receiving the fraction at 140 deg.-220 deg. to obtain the purified condensation solution; c. doing crystal hydrogenation reaction to the condensation solution on the effect of the crystal palladium carbon, rhodium carbon, alumel or ternary, four-part alloy to obtain the hydride which obtains the product by vacuum distillation or extraction.
Description
Technical field
The present invention relates to a kind of main fragrant composition is the synthetic method of the mixture with sandalwood aroma of 3-terpene basic ring hexanol.
Background technology
Santal 803 is a kind of mixtures with sandalwood aroma, and its main fragrant composition is a 3-terpene basic ring hexanol, and structural formula is:
Be a kind of water white transparency or little yellow thick liquid, proportion 0.9937-1.0133,165 ℃ of boiling points--175 ℃/15mmHg.Santal 803 common preparation methods are: with methyl guaiacol and 4 and amphene is starting raw material, and adopting boron trifluoride ether solution or acidic white earth is the catalyzer condensation reaction, again through catalytic hydrogenation reaction, makes methoxyl group hexalin mixture.The santal spices that makes with this method is a kind of mixture of complexity, and yield is not high, and the content of its main osmophore group 3-camphyl hexalin in mixture only is about 10%.
Summary of the invention
Technical problem to be solved by this invention provides a kind of synthetic method of new santal spices, this method yield height, and technology is simple, and fragrance is lasting and fragrance is better.
The technical solution used in the present invention: a kind of method of synthesizing sandenol perfume comprises the following steps:
A. under an acidic catalyst sulfuric acid, acidic white earth, boron trifluoride diethyl etherate, aluminum chloride or iron trichloride effect, make raw material thing ethylguaiacol and amphene carry out condensation reaction, setting-up point is controlled at 110 ℃～180 ℃, obtains thick condensated liquid;
B. thick condensated liquid underpressure distillation, vacuum tightness is 4-5mmHg, collects chieftain's (mainly being unreacted ethylguaiacol and a small amount of amphene etc.), then accepts temperature and be 140 ℃～220 ℃ cut, obtains the condensated liquid behind the purifying;
C. the condensated liquid behind the purifying carries out catalytic hydrogenation reaction and makes hydride in autoclave under palladium catalyst carbon, rhodium carbon, alumino nickel or ternary, the effect of quaternary thunder Ruan nickelalloy, and hydride gets product santal spices through underpressure distillation or rectifying again.
The preferably sulfuric acid of an acidic catalyst described in the step a, acidic white earth or boron trifluoride diethyl etherate.
Setting-up point described in the step a preferably is controlled to be 130 ℃～160 ℃.
The preferred ternary of catalyzer described in the step c or quaternary thunder Ruan nickelalloy, described thunder Ruan nickelalloy are to add trace element such as a little amount of titanium on the alumino nickel basis.
Beneficial effect of the present invention: compare with traditional santal spices synthetic method, reaction yield height of the present invention can reach 76.0%.Technology of the present invention is simple, and product has strong sandalwood aroma and wounded in the battle perfume (or spice), good product quality, and the viscosity height is fit to suitability for industrialized production.
Embodiment
By embodiment the present invention is described in further detail, a kind of method of synthesizing sandenol perfume, comprise the following steps: that a. is under an acidic catalyst sulfuric acid, acidic white earth, boron trifluoride diethyl etherate, aluminum chloride or iron trichloride effect, make raw material thing ethylguaiacol and amphene carry out condensation reaction, setting-up point is controlled at 110 ℃～180 ℃, obtains thick condensated liquid; B. thick condensated liquid underpressure distillation, vacuum tightness is 4-5mmHg, collects the chieftain, then accepts temperature and be 140 ℃～220 ℃ cut, obtains the condensated liquid behind the purifying; C. the condensated liquid behind the purifying carries out catalytic hydrogenation reaction and makes hydride in autoclave under palladium catalyst carbon, rhodium carbon, alumino nickel or ternary, the effect of quaternary thunder Ruan nickelalloy, and hydride gets product santal spices through underpressure distillation or rectifying again.The preferably sulfuric acid of an acidic catalyst described in the step a, acidic white earth or boron trifluoride diethyl etherate.Setting-up point described in the step a preferably is controlled to be 130 ℃～160 ℃.The preferred ternary of catalyzer described in the step c or quaternary thunder Ruan nickelalloy, described thunder Ruan nickelalloy are to add trace element such as a little amount of titanium on the alumino nickel basis.
Embodiment one
In the shell type thermostatted, add ethylguaiacol 100g, 95% vitriol oil 0.1g, and be heated to 120 ℃.The amphene 95g that has melted is added in the 100g toluene solution, add in the reactor with loading hopper, and make temperature of reaction remain 120-130 ℃, the reinforced time is 3-4 hour.Continue reaction 2 hours, will join in the reactor after the dissolving in the 0.125g sodium hydroxide adding 0.25g water, reaction is 15 minutes under condition of stirring.Get thick condensated liquid 295 grams.
Thick condensated liquid 295 grams are added in the 250ml there-necked flask, carry out underpressure distillation, vacuum tightness should be 4-5mmHg, collects chieftain's 74 grams.Then accepting temperature is 140 ℃ of-220 ℃ of cuts, condensated liquid 160 grams behind the purifying.
The 160g condensated liquid that is mixed with 5 gram Pd/C is poured in the autoclave of 0.5L. sealing after charging finishes, with nitrogen replacement air twice, use twice of hydrogen exchange then.Under stirring condition, be heated to 155-160 ℃.Add hydrogen to 50 normal atmosphere hydrogenation reaction, constant temperature 3 hours, along with reaction is carried out, interior temperature can increase.The autoclave internal pressure also can raise, and according to circumstances regularly discharges the gas in the autoclave, and making pressure reach the whole hydrogenation reaction of 50 normal atmosphere once more needs about 6 hours.Reaction is shifted out reaction mass after finishing in autoclave.Carry out underpressure distillation then and get product 122.3g, yield is: 74.2%, and product has strong sandalwood aroma and fragrance of a flower fragrance slightly.
Embodiment two
In 500 milliliters of three-necked bottles, add 80 gram amphenes, 150 gram ethylguaiacols, 3 gram acidic white earths are heated to 140-150 ℃, and under agitation reacted 8 hours, leave standstill back elimination carclazyte, can obtain condensated liquid 206 grams.Thick condensated liquid underpressure distillation can get chieftain's 81 grams (recyclable ethylguaiacol), condensated liquid 155.5 grams behind the purifying.
0.5L add 155.5 gram condensess in the autoclave, add 10 gram rhodium catalysts, with nitrogen replacement air twice, use twice of hydrogen exchange then.Under agitation condition, be heated to 140-150 ℃, add hydrogen to 50 normal atmosphere and carry out hydrogenation.Carrying out interior temperature with reaction can raise to some extent, need according to circumstances emit the mixed gas of part ethanol and hydrogen.Be reaction end when system internal reaction liquid detects no phenol with iron ion.Get hydride 145.4 grams after the hydrogenation.The hydride underpressure distillation gets product 105.5g, and yield is: 75.7%, and product has strong wingceltis santal gas.
Embodiment three
In the shell type thermostatted, add ethylguaiacol 188g, boron trifluoride ether solution 16 grams, and be heated to 45 ℃.The amphene 136g that will melt then adds in the 100g toluene solution, is added dropwise in the reactor, and makes temperature of reaction rise to 155 ℃, and the reinforced time is 2 hours.Under the 155-160 ℃ of constant temperature, start agitator and stir after 12 hours, the sodium hydroxide of 100g 5% is joined in the reactor, reaction is 15 minutes under condition of stirring.After the separation organic layer is washed till neutrality.Get thick condensated liquid 343 grams.Thick condensated liquid underpressure distillation is got chieftain's 81 grams, condensated liquid 250 grams behind the purifying.
The 250g condensated liquid that is mixed with the 10g Raney's nickel is poured in the autoclave of 0.5L.Sealing after charging finishes with nitrogen replacement air twice, is used twice of hydrogen exchange then.Under stirring condition, be heated to 225-230 ℃.Add hydrogen to 70 normal atmosphere hydrogenation reaction, constant temperature 3 hours.Along with reaction is carried out, according to circumstances regularly discharge the gas in the autoclave, make pressure reach 70 normal atmosphere once more and react.Reaction finishes the back and shift out reaction mass in autoclave, is weighed as 240 grams.The hydride underpressure distillation obtains product 179.5g, and yield is: 76.0%, and product has strong sandalwood aroma and wounded in the battle perfume (or spice).
Above said content only is the basic explanation of the present invention under conceiving, and according to any equivalent transformation that technical scheme of the present invention is done, all should belong to protection scope of the present invention.
Claims (4)
1. the method for a synthesizing sandenol perfume comprises the following steps:
A. under an acidic catalyst sulfuric acid, acidic white earth, boron trifluoride diethyl etherate, aluminum chloride or iron trichloride effect, make raw material thing ethylguaiacol and amphene carry out condensation reaction, setting-up point is controlled at 110 ℃～180 ℃, obtains thick condensated liquid;
B. thick condensated liquid underpressure distillation, vacuum tightness is 4-5mmHg, collects the chieftain, then accepts temperature and be 140 ℃～220 ℃ cut, obtains the condensated liquid behind the purifying;
C. the condensated liquid behind the purifying carries out catalytic hydrogenation reaction and makes hydride in autoclave under palladium catalyst carbon, rhodium carbon, alumino nickel or ternary, the effect of quaternary thunder Ruan nickelalloy, and hydride gets product santal spices through underpressure distillation or rectifying again.
2. the method for synthesizing sandenol perfume according to claim 1, it is characterized in that: an acidic catalyst described in the step a is selected from sulfuric acid, acidic white earth or boron trifluoride diethyl etherate.
3. the method for synthesizing sandenol perfume according to claim 1, it is characterized in that: setting-up point described in the step a is controlled to be 130 ℃～160 ℃.
4. the method for synthesizing sandenol perfume according to claim 1, it is characterized in that: catalyzer described in the step c is selected from ternary or quaternary thunder Ruan nickelalloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100234353A CN100482624C (en) | 2006-01-18 | 2006-01-18 | Method for synthesizing sandenol perfume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100234353A CN100482624C (en) | 2006-01-18 | 2006-01-18 | Method for synthesizing sandenol perfume |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1800123A true CN1800123A (en) | 2006-07-12 |
| CN100482624C CN100482624C (en) | 2009-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100234353A Expired - Fee Related CN100482624C (en) | 2006-01-18 | 2006-01-18 | Method for synthesizing sandenol perfume |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102223923B (en) * | 2008-11-26 | 2014-03-26 | 弗门尼舍有限公司 | Compounds having sandalwood odors |
| CN108191675A (en) * | 2014-06-11 | 2018-06-22 | 宁夏中盛新科技有限公司 | The method that paraphenetidine is prepared with the device catalytic hydrogenation of industrially scalable |
-
2006
- 2006-01-18 CN CNB2006100234353A patent/CN100482624C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102223923B (en) * | 2008-11-26 | 2014-03-26 | 弗门尼舍有限公司 | Compounds having sandalwood odors |
| CN108191675A (en) * | 2014-06-11 | 2018-06-22 | 宁夏中盛新科技有限公司 | The method that paraphenetidine is prepared with the device catalytic hydrogenation of industrially scalable |
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| Publication number | Publication date |
|---|---|
| CN100482624C (en) | 2009-04-29 |
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Assignee: Shanghai Perfume Inst. Assignor: Shanghai Institute of Technology Contract record no.: 2011310000106 Denomination of invention: Method for synthesizing sandenol perfume Granted publication date: 20090429 License type: Exclusive License Open date: 20060712 Record date: 20110718 |
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Granted publication date: 20090429 Termination date: 20120118 |