Selamectin
Title: Selamectin
CAS Registry Number: 220119-17-5
CAS Name: (5Z)-25-Cyclohexyl-4ยข-O-de(2,6-dideoxy-3-O-methyl-a-L-arabino-hexopyranosyl)-5-demethoxy-25-de(1-methylpropyl)-22,23-dihydro-5-(hydroxyimino)avermectin A1a
Additional Names: 5-oxoimino-25-cyclohexyl avermectin B1 monosaccharide
Trademarks: Revolution (Pfizer)
Molecular Formula: C43H63NO11
Molecular Weight: 769.96
Percent Composition: C 67.08%, H 8.25%, N 1.82%, O 22.86%
Literature References: Antiparasitic semisynthetic avermectin, q.v. Prepn: B. F. Bishop et al., WO 9415944; eidem, US 5981500 (1994, 1999 both to Pfizer).
Properties: Waterfast, no unpleasant odor.
Therap-Cat-Vet: Anthelmintic; ectoparasiticide.

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