(S)-4,11-Diethyl-4-hydroxy-9-methoxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione

(S)-4,11-二乙基-4-羟基-9-甲氧基-1H-吡喃并[3',4':6,7]中氮茚并[1,2-b]喹啉-3,14(4H,12H)-二酮

Also known as: 1H-Pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4,11-diethyl-4-hydroxy-9-methoxy-, (4S)-, 7-Ethyl-10-methoxycamptothecin, Camptothecin Impurity 16

(S)-4,11-Diethyl-4-hydroxy-9-methoxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione (CAS 86639-53-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C23H22N2O5 and a molecular weight of 406.4 g/mol. It is also known as 1H-Pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4,11-diethyl-4-hydroxy-9-methoxy-, (4S)-, 7-Ethyl-10-methoxycamptothecin and Camptothecin Impurity 16. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

86639-53-4

Jingsj CID

J-122632-6

Molecular Formula

C₂₃H₂₂N₂O₅

Chinese Name

(S)-4,11-二乙基-4-羟基-9-甲氧基-1H-吡喃并[3',4':6,7]中氮茚并[1,2-b]喹啉-3,14(4H,12H)-二酮

Molecular Weight

406.4 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026