30800
7-脱氢胆固醇
≥95.0% (HPLC)
别名:
(-)-7-脱氢胆固醇, 3β - 羟基-5,7-胆甾, 5,7-胆甾二烯-3β- 醇, 前维生素 D 3
生物来源
synthetic
方案
≥95.0% (HPLC)
表单
powder or crystals
旋光性
[α]20/D -115±8°, c = 1% in chloroform
颜色
white to faint yellow
mp
148-152 °C (lit.)
储存温度
−20°C
SMILES字符串
[H][C@@]1(CC[C@@]2([H])C3=CC=C4C[C@@H](O)CC[C@]4(C)[C@@]3([H])CC[C@]12C)[C@H](C)CCCC(C)C
InChI
1S/C27H44O/c1-18(2)7-6-8-19(3)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,4)25(22)14-16-27(23,24)5/h9-10,18-19,21,23-25,28H,6-8,11-17H2,1-5H3/t19-,21+,23-,24+,25+,26+,27-/m1/s1
InChI key
UCTLRSWJYQTBFZ-DDPQNLDTSA-N
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一般描述
7-脱氢胆固醇(7-DHC)为5,7-共轭二烯固醇,是胆固醇的生物合成前体。暴露于紫外线B(UVB)辐射下时,它有助于产生维生素D3 。
应用
7-脱氢胆固醇已用作测定固醇的内标品。
生化/生理作用
下调培养的 Smith-Lemi-Opitz 综合征皮肤成纤维细胞的胆固醇生物合成。
储存分类代码
11 - Combustible Solids
WGK
WGK 3
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
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