33SH2P87CX 186668-40-6 E-Homocamptothecin, (+/-)- UNII-33SH2P87CX 3H,15H-Oxepino(3',4':6,7)indolizino(1,2-b)quinoline-3,15-dione, 5-ethyl-1,4,5,13-tetrahydro-5-hydroxy- BN-80245 (+/-)-E-Homocamptothecin CAS 186668-40-6

Purity 97%+In StockPharmaceutical Standards
CAS No.186668-40-6
Molecular FormulaC21H18N2O4
Molecular Weight362.38 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

33SH2P87CX 186668-40-6 E-Homocamptothecin, (+/-)- UNII-33SH2P87CX 3H,15H-Oxepino(3',4':6,7)indolizino(1,2-b)quinoline-3,15-dione, 5-ethyl-1,4,5,13-tetrahydro-5-hydroxy- BN-80245 (+/-)-E-Homocamptothecin CAS 186668-40-6 chemical structure

Description

33SH2P87CX 186668-40-6 E-Homocamptothecin, (+/-)- UNII-33SH2P87CX 3H,15H-Oxepino(3',4':6,7)indolizino(1,2-b)quinoline-3,15-dione, 5-ethyl-1,4,5,13-tetrahydro-5-hydroxy- BN-80245 (+/-)-E-Homocamptothecin (CAS 186668-40-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C21H18N2O4. Molecular weight: 362.38 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC21H18N2O4
Molecular Weight362.38 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2010
Nitrogen Atoms2

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