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Hydroxymethyl-7-Aminocephalosporanic acid

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Item Number Pack Size Purity/Level Delivery period Price Quantity
YB563468-1g 1g 99.5% In Stock
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Basic Information
English name Hydroxymethyl-7-Aminocephalosporanic acid
Alternative name 头孢菌素杂质A | 头孢他酮杂质1 | 7- DACA | 7-ACA杂质D | 去乙酰7-ACA | 头孢噻肟钠杂质13 | 7-ACA 有关杂质 | 7乙酰-7-氨基头孢烷酸 | 去乙酰-7-氨基头孢烷酸 | 脱乙酰-7-氨基头孢烷酸
Cas No. 15690-38-7
Precise molecular weight 230.03613
Smiles C1S[C@@H]2[C@H](N)C(=O)N2C(C(O)=O)=C1CO
Safety Information
Density 1.74
Key Words 危险
Melting point 105-107°C
Boiling point 617.9±55.0 °C(Predicted)
Characteristics *
Purpose 用作医药中间体 ,是头孢菌素中最常用的母核,7-ACA有两个活性基团,3-位的乙酰氧基和7-位的氨基,在这两个活性基团上连接不同的侧链,就构成不同性质的头孢类抗生素,如头孢噻肟(cefotaxime)、头孢三嗪(ceftriaxone)、 头孢唑啉(cefazolin)、头孢呋辛(cefuroxime)、头孢哌酮(cefoperzone)等。
Water solubility 可溶于氯仿(少许)、甲醇(少许)
Symbol GHS08
Storage requirements 室温储存,干燥
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