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CAS:434-16-2
Molecular Formula:C27H44O
Molecular Weight:384.64
EINECS:207-100-5
Synonyms:5,7-Cholestandien-3beta-ol; 7,8-Didehydrocholesterol; 7-Dehydrocholesterin; 7-dehydro-cholestero;7-DHC
What is 7-Dehydrocholesterol CAS 434-16-2？
7-Dehydrocholesterol plate-like crystals (methanol aqueous solution/ether), melting point 150-151 ℃ (anhydrous), [α] 20/D-113.6 ° (chloroform), easily oxidized when exposed to air. 7-dehydrocholesterol is a pharmaceutical intermediate synthesized by the saponification reaction of 7-dehydrocholesterol, which is isolated and extracted from pig skin and can also be obtained by acylation, oxidation, hydrazone formation, dehydrozone formation, and saponification of cholesterol.
Specification
| Item | Specification |
| Boiling point | 451.27°C (rough estimate) |
| Density | 0.9717 (rough estimate) |
| Melting point | 148-152 °C(lit.) |
| Storage conditions | -20°C |
| resistivity | 1.5100 (estimate) |
Application
7-Dehydrocholesterol is a pharmaceutical intermediate synthesized by separating and extracting pig skin, and can also be saponified and complexed with lanolin to obtain cholesterol, which is then acylated, oxidized, hydranized, dehydrogenated, and saponified. 7-dehydrocholesterol is an important intermediate for the synthesis of vitamin D3 and an additive in skincare, sunscreen, and cosmetics
Packaging
Usually packed in 25kg/drum,50kg/drum,and also can be do customized package
Synonyms
Dehydrocholesterin; Dehydrocholesterol; delta(sup5,7)-cholesterol; delta(sup7)-cholesterol; DELTA5,7-Cholestadien-3beta-ol; delta5,7-Cholesterol; 5,7-Cholestandien-3.beta.-ol; 5,7-Cholestandien-3beta-ol
