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鹽酸四環(huán)素咨詢
目錄號(hào): PI02002000     品名: Tetracycline Hydrochloride
CAS No:64-75-5(hydrochloride),60-54-8(free base) ||Chemical Formula:C22H24N2O8||Molecular Weight:444.44000 ||Exact Mass:444.15327 ||4S,4aS,5aS,6S,12aS)-4-(dimet……
四環(huán)素EP雜質(zhì)A咨詢
目錄號(hào): PI02002001     品名: Tetracycline EP Impurity A
CAS No:23313-80-6||Chemical Formula: C22H24N2O8||Molecular Weight: 444.43456|Exact Mass: 444.15327||(4R,4aS,5aS,6S,12aS)-4-(dimethylamino)-3,6,10,12,12a-pentahy……
四環(huán)素EP雜質(zhì)B咨詢
目錄號(hào): PI02002002     品名: Tetracycline EP Impurity B
CAS No:6542-44-5||Chemical Formula:C23H25NO8||Molecular Weight:443.45200||Exact Mass:443.15802||(4S,4aS,5aS,6S,12aS)-2-acetyl-4-(dimethylamino)-3,6,10,12,12a-pe……
四環(huán)素EP雜質(zhì)C咨詢
目錄號(hào): PI02002003     品名: Tetracycline Hydrochloride Impurity C
CAS No:1665-56-1||Chemical Formula:C22H22N2O7||Molecular Weight:426.41928||Exact Mass:426.14270||(4S,4aS,12aS)-4-(dimethylamino)-3,10,11,12a-tetrahydroxy-6-meth……
四環(huán)素EP雜質(zhì)D咨詢
目錄號(hào): PI02002004     品名: Tetracycline Hydrochloride Impurity D
CAS No:4465-65-0||Chemical Formula: C22H22N2O7||(4R,4aS,12aS)-4-(dimethylamino)-3,10,11,12a-tetrahydroxy-6-methyl-1,12-dioxo-1,4,4a,5,12,12a-hexahydrotetracene-……

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