网站主页>>>项目整合精选>>>项目整合精选>>>Neoergosterol CAS Registry Number: 516-98-3 (3beta,17beta)-17-[(2R,3E,5R)-5,6-二甲基-3-庚烯-2-基]雌甾-5(10),6,8-三烯-3-醇

Neoergosterol CAS Registry Number: 516-98-3 (3beta,17beta)-17-[(2R,3E,5R)-5,6-二甲基-3-庚烯-2-基]雌甾-5(10),6,8-三烯-3-醇


CAS Name: (3b,22E)-19-Norergosta-5,7,9,22-tetraen-3-ol
Percent Composition: C 85.20%, H 10.59%, O 4.20%
📌 参考资料/链接:
Literature References: Prepd from ergosterol: Inhoffen, Ann. 497, 130 (1932); Windaus, Deppe, Ber. 70, 76 (1937); Mosettig, Scheer, J. Org. Chem. 17, 764 (1952). Stereochemistry: Steele et al., J. Am. Chem. Soc. 85, 1134 (1963).

📄 详细内容


Properties: Needles from methanol, mp 152-154°. [a]D17 -11° (c = 2 in chloroform). Practically insol in water. Sol in organic solvents. Precipitated by digitonin.
Melting point: mp 152-154°
Optical Rotation: [a]D17 -11° (c = 2 in chloroform)
Derivative Type: Methyl ether
Percent Composition: C 85.22%, H 10.73%, O 4.05%
Properties: mp 94°. [a]D20 -5° (c = 1.2 in chloroform).
Melting point: mp 94°
Optical Rotation: [a]D20 -5° (c = 1.2 in chloroform)
产品链接: 516-98-3››