產(chǎn)品屬性：

Cas No.434-16-2

別名 Provitamin D3

化學(xué)名 cholesta-5,7-dien-3β-ol

分子式 C27H44O

分子量 384.64

溶解度 Ethanol: 16.67 mg/mL (43.34 mM); DMSO: < 1 mg/mL (insoluble or slightly soluble)

儲(chǔ)存條件 Store at -20°C
General tips  For obtaining a higher solubility , please warm the tube at 37 ℃ and shake it in the ultrasonic bath for a while.
Shipping Condition     Evaluation sample solution : ship with blue ice
All other available size: ship with RT , or blue ice upon request
產(chǎn)品描述：
7-Dehydrocholesterol is biosynthetic precursor of cholesterol and vitamin D3.

7-Dehydrocholesterol is a biosynthetic precursor of cholesterol and vitamin D3. 7-Dehydrocholesterol is present in relatively high concentration in skin where it is converted to pre-vitamin D3 upon UV irradiation and where it is also exposed to exogenous radical sources and oxygen[1].

[1]. Xu L, et al. Oxysterols from free radical chain oxidation of 7-dehydrocholesterol: product and mechanistic studies. J Am Chem Soc. 2010 Feb 24;132(7):2222-32.