Tulathromycin B

托拉菌素 B

Also known as: CP 547272, Tolamectin B, (2R,3R,6R,8R,9R,10S,11S,12R)-11-[[2,6-dideoxy-3-C-methyl-3-O-methyl-4-C-[(propylamino)methyl]-α-L-ribo-hexopyranosyl]oxy]-2-[(1R,2R)-1,2-dihydroxy-1-methylbutyl]-8-hydroxy-3,6,8,10,12-pentamethyl-9-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]-1-oxa-4-azacyclotridecan-13-one, 1-Oxa-4-azacyclotridecan-13-one, 11-[[2,6-dideoxy-3-C-methyl-3-O-methyl-4-C-[(propylamino)methyl]-α-L-ribo-hexopyranosyl]oxy]-2-[(1R,2R)-1,2-dihydroxy-1-methylbutyl]-8-hydroxy-3,6,8,10,12-pentamethyl-9-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]-, (2R,3R,6R,8R,9R,10S,11S,12R)-

Tulathromycin B (CAS 280755-12-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C41H79N3O12 and a molecular weight of 806.079 g/mol. It is also known as CP 547272, Tolamectin B and (2R,3R,6R,8R,9R,10S,11S,12R)-11-[[2,6-dideoxy-3-C-methyl-3-O-methyl-4-C-[(propylamino)methyl]-α-L-ribo-hexopyranosyl]oxy]-2-[(1R,2R)-1,2-dihydroxy-1-methylbutyl]-8-hydroxy-3,6,8,10,12-pentamethyl-9-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]-1-oxa-4-azacyclotridecan-13-one. Key properties include a boiling point of 870.5±65.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 480.3±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

280755-12-6

Jingsj CID

J-1959816-9

Molecular Formula

C₄₁H₇₉N₃O₁₂

Chinese Name

托拉菌素 B

Molecular Weight

806.079 g/mol

Category

Organic Compounds

Last updated

8/21/2026