发明名称 |
METHODS FOR PURIFYING TRANS-(-)-DELTA9-TETRAHYDROCANNABINOL AND TRANS-(+)-DELTA9-TETRAHYDROCANNABINOL |
摘要 |
Methods for making trans-(−)-Δ9-tetrahydrocannabinoI and trans-(+)-Δ9-tetrahydrocannabinol are disclosed herein. In one embodiment, a trans-(−)-Δ9-tetrahydrocannabinoI composition is prepared by allowing a composition comprising (±)-Δ9-tetrahydrocannabinol to separate on a chiral stationary phase to provide a trans-(−)-Δ9-tetrahydrocannabinol composition comprising at least about 99% by weight of trans-(−)-Δ9-tetrahydrocannabinol based on the total amount of trans-(−)-Δ9-tetrahydrocannabinol and trans-(+)-Δ9-tetrahydrocannabinol. The invention also relates to methods for treating or preventing a condition such as pain comprising administering to a patient in need thereof an effective amount of a trans-(−)-Δ9-tetrahydrocannabinol having a purity of at least about 98% based on the total weight of cannabinoids. |
申请公布号 |
US2016184261(A1) |
申请公布日期 |
2016.06.30 |
申请号 |
US201615061859 |
申请日期 |
2016.03.04 |
申请人 |
SVC Pharma LP |
发明人 |
Gutman Arie L.;Etinger Marina;Fedotev Irina;Khanolkar Ram;Nisnevich Gennady A.;Pertsikov Boris;Rukhman Igor;Tishin Boris |
分类号 |
A61K31/352 |
主分类号 |
A61K31/352 |
代理机构 |
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代理人 |
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主权项 |
1. A composition comprising trans-(−)-Δ9-tetrahydrocannabinol, trans-(+)-Δ9-tetrahydrocannabinol, a water-immiscible organic solvent, a water-miscible alcohol, water, and an alkali metal hydroxide, wherein the trans-(−)-Δ9-tetrahydrocannabinol is present in an amount of from 0.75 molar equivalents to 1.25 molar equivalents per molar equivalent of trans-(+)-Δ9-tetrahydrocannabinol. |
地址 |
Spring Valley NY US |