A topical anti-parasitic drug used on dogs and cats. Structurally, it is related to ivermectin and milbemycin and is not approved for human use. Reference standards of Selamectin API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Selamectin
Catalogue No.:PA 19 88000
CAS :
Molecular Formula : C43H63NO11
Molecular Weight : 769.96
Selamectin (Y0000814)
Catalogue No.:PA EPY0000814
Molecular Formula : NA
Molecular Weight : NA
Selamectin impurity B (Y0001661)
Catalogue No.:PA EPY0001661
Selamectin for peak identification (Y0001734)
Catalogue No.:PA EPY0001734
Selamectin (1611729)
Catalogue No.:PA USP1611729
(5Z,23S,25R)-25-Cyclohexyl-4'-O-de(2,6-dideoxy-3-O-methyl-α-L-arabino-hexopyranosyl)-5-demethoxy-25-de(1-methylpropyl)-22,23-dihydro-23-hydroxy-5-hydroxyiminoavermectin A1a
Catalogue No.:PA 19 88010
Molecular Formula : C43H63NO12
Molecular Weight : 785.97
(5Z,25R)-25-cyclohexyl-4'-O-de(2,6-dideoxy-3-O-methyl-α-L-arabino-hexopyranosyl)-5-demethoxy-25-de(1-methylpropyl)-5-hydroxyiminoavermectin A1a
Catalogue No.:PA 19 88020
Molecular Formula : C43H61NO11
Molecular Weight : 767.96
(5Z,13S,25S)-25-Cyclohexyl-25-demethyl-5-deoxy-13-hydroxy-5-hydroxyiminomilbemycin α1
Catalogue No.:PA 19 88030
Molecular Formula : C36H51NO9
Molecular Weight : 641.80
(5Z,25S)-25-Cyclohexyl-5-demethoxy-25-de(1-methylpropyl)-22,23-dihydro-5-hydroxyiminoavermectin A1a
Catalogue No.:PA 19 88040
Molecular Formula : C50H75NO14
Molecular Weight : 914.14
Avermectin A1a, 25-cyclohexyl-4′-O-de(2,6-dideoxy-3-O-methyl-α-L-arabino-hexopyranosyl)-5-demethoxy-25-de(1-methylpropyl)-22,23-dihydro-23-hydroxy-5-(hydroxyimino)-, (23S)
Catalogue No.:PA 19 0881002
Milbemycin B, 25-cyclohexyl-5-demethoxy-28-deoxy-6,28-epoxy-13-hydroxy-5-(hydroxyimino)-, (5Z,6R,13R,25S)
Catalogue No.:PA 19 0881001
Molecular Formula : C36H51NO8
Molecular Weight : 625.8
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