FIELD: chemical technology. SUBSTANCE: purification is carried out by centrifuge chromatography using solvent mixtures. For purification of 10-deacetylbaccatin and taxoter a mixture of aliphatic hydrocarbon, ester, alcohol and water is used (interphase distribution coefficient is from 0.1 to 10). For purification of 10-deacetylbaccatin-III a mixture of aliphatic ketones and water is used (the above indicated index is 0.1-10). Invention relates to also taxoter trihydrate. EFFECT: decreased solvents consumption, improved phase separation and stability. 10 cl, 3 ex
Title |
Year |
Author |
Number |
TAXOIDS, METHODS OF THEIR SYNTHESIS, INTERMEDIATE COMPOUNDS AND PHARMACEUTICAL COMPOSITION |
1993 |
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- Alen Kommerson
|
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METHOD FOR PRODUCTION OF DERIVATIVES OF TAXANE |
1993 |
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|
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DERIVATIVES OF TAXANE |
1993 |
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ACID ANHYDRIDES, METHOD OF PREPARATION THEREOF, METHODS OF PREPARATION THEREOF, METHODS OF PREPARATION OF TAXOL OR TAXOTERAN |
1993 |
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METHOD OF SYNTHESIS OF TAXANE DERIVATIVES AND INTERMEDIATE COMPOUNDS OF SYNTHESIS |
1993 |
- Zhan-Noel' Deni
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- Alis Kanazava
|
RU2118958C1 |
METHOD FOR PRODUCTION OF TAXANE DERIVATIVES AND INTERMEDIATES BY THEIR PRODUCTION |
1993 |
- Alen Kommerson
- Ehrik Did'E
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|
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METHOD OF SYNTHESIS OF BACCATIN-III AND 10-DEACETYLBACCATIN-III ESTERS, ACTIVATED ACIDS AND THEIR DERIVATIVES |
1993 |
- Zhan-Noehl' Deni
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|
RU2123493C1 |
METHOD FOR PRODUCTION OF TAXANE DERIVATIVES |
1993 |
- Zhan-Manjuel' Mas
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|
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TAXOIDS, METHOD OF PREPARATION THEREOF, AND PHARMACEUTICAL COMPOSITION BASED ON THESE COMPOUNDS |
1995 |
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|
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RU2074172C1 |