CN100361954C - 制备普伐他汀结晶体的干燥方法 - Google Patents
制备普伐他汀结晶体的干燥方法 Download PDFInfo
- Publication number
- CN100361954C CN100361954C CNB200510013518XA CN200510013518A CN100361954C CN 100361954 C CN100361954 C CN 100361954C CN B200510013518X A CNB200510013518X A CN B200510013518XA CN 200510013518 A CN200510013518 A CN 200510013518A CN 100361954 C CN100361954 C CN 100361954C
- Authority
- CN
- China
- Prior art keywords
- drying
- hours
- pravastatin
- ethanol
- nitrogen
- 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.)
- Expired - Fee Related
Links
- 238000001035 drying Methods 0.000 title claims abstract description 35
- TUZYXOIXSAXUGO-UHFFFAOYSA-N Pravastatin Natural products C1=CC(C)C(CCC(O)CC(O)CC(O)=O)C2C(OC(=O)C(C)CC)CC(O)C=C21 TUZYXOIXSAXUGO-UHFFFAOYSA-N 0.000 title claims abstract description 23
- TUZYXOIXSAXUGO-PZAWKZKUSA-N pravastatin Chemical compound C1=C[C@H](C)[C@H](CC[C@@H](O)C[C@@H](O)CC(O)=O)[C@H]2[C@@H](OC(=O)[C@@H](C)CC)C[C@H](O)C=C21 TUZYXOIXSAXUGO-PZAWKZKUSA-N 0.000 title claims abstract description 23
- 229960002965 pravastatin Drugs 0.000 title claims abstract description 23
- 239000013078 crystal Substances 0.000 title claims abstract description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 41
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 16
- 238000003756 stirring Methods 0.000 claims abstract description 12
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 abstract description 27
- 238000000034 method Methods 0.000 abstract description 10
- 239000013557 residual solvent Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 2
- 239000007787 solid Substances 0.000 abstract description 2
- 239000007789 gas Substances 0.000 abstract 3
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000001291 vacuum drying Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229940121710 HMGCoA reductase inhibitor Drugs 0.000 description 1
- 208000035150 Hypercholesterolemia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000002471 hydroxymethylglutaryl coenzyme A reductase inhibitor Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB200510013518XA CN100361954C (zh) | 2005-05-16 | 2005-05-16 | 制备普伐他汀结晶体的干燥方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB200510013518XA CN100361954C (zh) | 2005-05-16 | 2005-05-16 | 制备普伐他汀结晶体的干燥方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1706798A CN1706798A (zh) | 2005-12-14 |
CN100361954C true CN100361954C (zh) | 2008-01-16 |
Family
ID=35580934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB200510013518XA Expired - Fee Related CN100361954C (zh) | 2005-05-16 | 2005-05-16 | 制备普伐他汀结晶体的干燥方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100361954C (zh) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1481353A (zh) * | 2000-10-16 | 2004-03-10 | ������������ʽ���� | 纯化普伐他汀的方法 |
-
2005
- 2005-05-16 CN CNB200510013518XA patent/CN100361954C/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1481353A (zh) * | 2000-10-16 | 2004-03-10 | ������������ʽ���� | 纯化普伐他汀的方法 |
Also Published As
Publication number | Publication date |
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CN1706798A (zh) | 2005-12-14 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20051214 Assignee: Tianjin Golden Eagle Technology Co., Ltd. Assignor: Guandong Sci-Tech Co., Ltd., Tianjin Contract record no.: 2013120000020 Denomination of invention: Drying method of prepared pravastatin crystal Granted publication date: 20080116 License type: Exclusive License Record date: 20130423 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080116 Termination date: 20170516 |
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CF01 | Termination of patent right due to non-payment of annual fee |