SU487877A1 - The method of obtaining-erythro-0,0, -tribenzoyl dihydrosphingosine - Google Patents
The method of obtaining-erythro-0,0, -tribenzoyl dihydrosphingosineInfo
- Publication number
- SU487877A1 SU487877A1 SU1965926A SU1965926A SU487877A1 SU 487877 A1 SU487877 A1 SU 487877A1 SU 1965926 A SU1965926 A SU 1965926A SU 1965926 A SU1965926 A SU 1965926A SU 487877 A1 SU487877 A1 SU 487877A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- tribenzoyl
- dihydrosphingosine
- erythro
- obtaining
- phenyl
- Prior art date
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- Saccharide Compounds (AREA)
Description
..;«:,.. ...48 3 ла, затем оставл ют на 4 ч при 20°С и разбавл ют водой (30 мл). Выпавший остаток отфильтровывают, промывают водой и дважды перекристаллизовывают из спирта. Получают 0,32 г (или 32% в расчете на исходный 2-фенил-4-пальмитоилоксазолинон-5) DL-эритро-0 ,О .N-трибензоилдигидросфингозина с т. пл. 141-143°С, Ry 0,65 (ТСХ, силикагель по Шталю, бензол-ацетон, 9:1), ИК-спектр ( КВг, ): 3370,2932, 2955, 1725, 1648, 1540, 1280, 1105, 1115, 720. Найдено, %: С 76,38; Н 8,30. CsgHsiNOs. Вычислено, %: С 76,20; Н 8,32. 7 4 Фо.р-мула изобретени Способ получени ОЬ-эритро-О,ОЫ-трибензоилдигидросфингозина из 2-фенил-4-пальмитоилоксазолинона-5 с последующим выделепнем целевого продукта путем бензоилировани , отличающийс тем, что, с целью увеличени выхода и упрощени технологического процесса, 2-фенил-4-пальмитоилоксазолинон-5 подвергают метанолизу с последующим восстановлением метилового эфира пальмитоилбензамидоуксусной кислоты боргидридом натри в спирте...; ":, .. ... 48 3 la, then left for 4 hours at 20 ° C and diluted with water (30 ml). The precipitate is filtered off, washed with water and recrystallized twice from alcohol. Obtain 0.32 g (or 32% based on the starting 2-phenyl-4-palmitoyloxazolin-5) DL-erythro-0, O. N-tribenzoyl dihydrosphingosine with m. Pl. 141-143 ° C, Ry 0.65 (TLC, Stal silica gel, benzene-acetone, 9: 1), IR spectrum (KBG): 3370.2932, 2955, 1725, 1648, 1540, 1280, 1105, 1115, 720. Found,%: C 76.38; H 8.30. CsgHsiNOs. Calculated,%: C 76.20; H 8.32. 7 4 of Foo-mula of the invention , 2-phenyl-4-palmitoyloxazolinone-5 is subjected to methanolysis, followed by reduction of palmitoylbenzamidoacetic acid methyl ester with sodium borohydride in alcohol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1965926A SU487877A1 (en) | 1973-10-24 | 1973-10-24 | The method of obtaining-erythro-0,0, -tribenzoyl dihydrosphingosine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1965926A SU487877A1 (en) | 1973-10-24 | 1973-10-24 | The method of obtaining-erythro-0,0, -tribenzoyl dihydrosphingosine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU487877A1 true SU487877A1 (en) | 1975-10-15 |
Family
ID=20566437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU1965926A SU487877A1 (en) | 1973-10-24 | 1973-10-24 | The method of obtaining-erythro-0,0, -tribenzoyl dihydrosphingosine |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU487877A1 (en) |
-
1973
- 1973-10-24 SU SU1965926A patent/SU487877A1/en active
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