麦角甾醇标准品~~伊普瑞斯科技长期供应

Ergosterol Standard
Grade: for Crude Drugs Determination
Storage condition: Keep at -20 degrees C.
规格：20MG
Purity:  98.0+% (HPLC) 
Melting Point:  168 degrees C (165 degrees C) 
Boiling Point:  250 degrees C (0.01mmHg) 
Specific Rotation:  -133 (D) (CHCl3)
Synonym (22E)-Ergosta-5,7,22-trien-3beta-ol
Ergosterol
24-Methylchlolesta-5,7,22-trien-3b-ol
Provitamin D2
Viosterol
(22E)-Ergosta-5,7,22-trien-3-beta-ol
(3beta,22E)-Ergosta-5,7,22-trien-3-ol
(3beta,22E)-Ergosta-5,7,22-trien-3-ol
ergosterin
ergosta-5:6,7:8,22:23-trien-3-ol 
CAS NO. 57-87-4 
Molecular Formula C28H44O 
Molecular Weight 396.63


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