Ascomycin

  post date: dec 19,2021   expiry date: jun 17,2022   detailed description: cas no. :104987-12-4;11011-38-4   cas registry number: 104987-12-4;11011-38-4   synonyms: ;aag;fk-520;fr-900520;immunomycin;ascomycin, streptomyces hygroscopicus;ascomycin, streptomyces hygroscopicus var ascomyceticus;12,18-tetramethyl-,(3s-(3r*(e(1s*,3s*,4s*)),4s*,19s*,26ar*))–10;8-ethyl-3-(2-(4-hydroxy-3-methoxycyclohexyl)-1-methylethenyl)-14,16-dimethoxy;(3s,4r,5s,8r,12s,14s,15r,16s,18r,19r,26as)-8-ethyl-5,19-dihydroxy-3-{(e)-2-[(1r,3r,4r)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl}-14,16-dimethoxy-4,10,12,18-tetramethyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-3h-15,19-epoxypyrido[2,1-c][1,4]oxazacyclotricosine-1,7,20,21(4h,23h)-tetrone;(3s,4s,5s,8r,12s,14s,15r,16s,18r,19r,26as)-8-ethyl-5,19-dihydroxy-3-{(e)-2-[(1r,3r,4r)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl}-14,16-dimethoxy-4,10,12,18-tetramethyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-3h-15,19-epoxypyrido[2,1-c][1,4]oxazacyclotricosine-1,7,20,21(4h,23h)-tetrone;(3s,4r,5s,8r,12s,14r,15r,16s,18r,19r,26as)-8-ethyl-5,19-dihydroxy-3-{(e)-2-[(1s,3r,4s)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl}-14,16-dimethoxy-4,10,12,18-tetramethyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-3h-15,19-epoxypyrido[2,1-c][1,4]oxazacyclotricosine-1,7,20,21(4h,23h)-tetrone;   molecular formula: c43h67no12   molecular weight: 789.99   molecular structure:   hazard symbols:  xn:harmful;   risk codes: r20/21/22:;   safety description: s36/37:;