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CAS号: 71827-03-7 英文名称: Avermectin A1a, 5-O-demethyl-22,23-dihydro- 英文同义词: Ivermectin B1a;IvermectinH2B1a;Ivermectin Impurity 3;Dihydroavermectin B1a;5-O-Demethyl-22,23-dihydroavermectin A1a;22,23-Dihydro-5-O-demethylavermectin A1a;Avermectin A1a, 5-O-demethyl-22,23-dihydro-;(2Ae,4E,5'S,6S,6'R,7S,8E,11R,13R,15S,17ar,20R,20ar,20bs)-20,20B-dihydroxy-5',6,8,19-tetramethyl-6'-[(1S)-1-methylpropyl]-17-oxo-3',4',5',6,6',10,11,14,15,17,17A,20,20A,20B-tetradecahydro-2H,7H-spiro[11,15-methanofuro[4,3,2-pq][2,6]benzodioxacyclooctadecine-13,2'-pyran]-7-yl 2,6-dideoxy-4-o-(2,6-dideoxy-3-o-methyl-alpha-L-arabino-hexopyranosyl)-3-o-methyl-alpha-L-arabino-hexopyranoside 中文名称: 伊维菌素 B1A 中文同义词: 伊维菌素杂质1;依维菌素B1A 分子式: C48H74O14 分子量: 875.09 熔点 : 155-157° 沸点 : 717.97°C (rough estimate) 密度 : 1.0683 (rough estimate) 折射率 : 1.6130 (estimate) 酸度系数(pKa): 12.42±0.70(Predicted)