基本信息
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盐酸大观霉素五水合物
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22189-32-8
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盐酸大观霉素五水合物;Togamycin dihydrochloride pentahydrate
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C14H24N2O7.2ClH.5H2O
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495.35
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4H-Pyrano[2,3-b][1,4]benzodioxin-4-one,decahydro-4a,7,9-trihydroxy-2-methyl-6,8-bis(methylamino)-, hydrochloride,hydrate (1:2:5), (2R,4aR,5aR,6S,7S,8R,9S,9aR,10aS)-
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244-554-3
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4H-Pyrano[2,3-b][1,4]benzodioxin-4-one,decahydro-4a,7,9-trihydroxy-2-methyl-6,8-bis(methylamino)-, dihydrochloride,pentahydrate (8CI); 4H-Pyrano[2,3-b][1,4]benzodioxin-4-one,decahydro-4a,7,9-trihydroxy-2-methyl-6,8-bis(methylamino)-, dihydrochloride,pentahydrate, (2R,4aR,5aR,6S,7S,8R,9S,9aR,10aS)- (9CI);4H-Pyrano[2,3-b][1,4]benzodioxin-4-one,decahydro-4a,7,9-trihydroxy-2-methyl-6,8-bis(methylamino)-, dihydrochloride,pentahydrate, [2R-(2a,4ab,5ab,6b,7b,8b,9a,9aa,10ab)]-; Spectinomycin dihydrochloride pentahydrate;Spectinomycin hydrochloride hydrate
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306.4ºC
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205-207° (dec)
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583.1ºC at 760 mmHg
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急性毒性:小鼠口经LD50: >5 gm/kg
详细信息
性 状:本品为氨基糖甙类抗生素。为白色至灰白色结晶粉末,易溶于水,在中性或酸性溶液中稳定,在碱性溶液中不稳定,1%水溶液的PH值为3.8-5.6。分子式:C14H24N2O7·2HCI·5H2O作用特点:1、通过干扰感受性细菌体内蛋白质的合成,起到抑菌作用。
2、对革兰氏阴性菌和阳性菌及霉形体均有较强的抑制能力。如对金葡菌、链球菌、大肠杆菌、沙门氏菌、巴氏杆菌及霉形体和某些弧菌有效。
?3、副作用小。
?4、口服吸收差,约8-10%被肠道吸收。