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CAS 137071-45-5
15,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone, 5-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-[(1E)-2-[(1R,3R,4R)-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-methoxycyclohexyl]-1-methylethenyl]-8-ethyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-19-hydroxy-14,16-dimethoxy-4,10,12,18-tetramethyl-, (3S,4S,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-
Codes: PIME-002
Application context (from source-drug indications)
EczemaPimecrolimusAtopic dermatitisPimecrolimus皮疹Pimecrolimus糠疹Pimecrolimus结节性痒疹Pimecrolimus脂溢性皮炎Pimecrolimus
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Pimecrolimus | Tier C — Watch / trade | - |
Position in synthesis routes (up/downstream chain)
Ordered by route registration; left → right is the synthesis direction. The highlighted node is the current CAS; others link to their own profiles.
15,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone, 8-ethyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26ahexadecahydro-5,19-dihydroxy-3-[2-(4-hydroxy-3-methoxycyclohexyl)-1-methylethenyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-→15,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone, 5-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-[(1E)-2-[(1R,3R,4R)-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-3-methoxycyclohexyl]-1-methylethenyl]-8-ethyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-19-hydroxy-14,16-dimethoxy-4,10,12,18-tetramethyl-, (3S,4S,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-→15,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone, 5-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-8-ethyl-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-19-hydroxy-3-[(1E)-2-[(1R,3R,4R)-4-hydroxy-3-methoxycyclohexyl]-1-methylethenyl]-14,16-dimethoxy-4,10,12,18-tetramethyl-, (3S,4S,5S,8R,9E,12S,14S,15R,16S,18R,19R,26aS)-→15,19-Epoxy-3H-pyrido[2,1-c][1,4]oxaazacyclotricosine-1,7,20,21(4H,23H)-tetrone, 3-[2-(4-chloro-3-methoxycyclohexyl)-1-methylethenyl]-5-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5,6,8,11,12,13,14,15,16,17,18,19,24,25,26,26a-hexadecahydro-19-hydroxy-14,16-dimethoxy-4,10,12,18-tetramethyl-8-(2-propenyl)-, [3S-[3R*[E(1S*,3S*,4R*)],4R*,5R*,8S*,9E,12R*,14R*,15S*,16R*,18S*,19S*,26aR*]]- (9CI)
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