(1'R,2S,4'E,6'E,8'R,12'Z,16A'R,20a'R,22'R,23a'S)-8'-((R)-1-hydroxyethyl)-12',19',23a'-trimethyl-1',10',11',18',20a',23a'-hexahydro-14'H,16'H,17'H,22'H-spiro[oxirane-2,23'-[1,22]methano[1,6,12]trioxacyclooctadecino[3,4-d]chromene]-3',14'(8'H)-dione CAS 16891-85-3

Purity 97%+In StockPharmaceutical Standards
CAS No.16891-85-3
Molecular FormulaC29H38O8
Molecular Weight514.61 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(1'R,2S,4'E,6'E,8'R,12'Z,16A'R,20a'R,22'R,23a'S)-8'-((R)-1-hydroxyethyl)-12',19',23a'-trimethyl-1',10',11',18',20a',23a'-hexahydro-14'H,16'H,17'H,22'H-spiro[oxirane-2,23'-[1,22]methano[1,6,12]trioxacyclooctadecino[3,4-d]chromene]-3',14'(8'H)-dione CAS 16891-85-3 chemical structure

Description

Order (1'R,2S,4'E,6'E,8'R,12'Z,16A'R,20a'R,22'R,23a'S)-8'-((R)-1-hydroxyethyl)-12',19',23a'-trimethyl-1',10',11',18',20a',23a'-hexahydro-14'H,16'H,17'H,22'H-spiro[oxirane-2,23'-[1,22]methano[1,6,12]trioxacyclooctadecino[3,4-d]chromene]-3',14'(8'H)-dione (CAS 16891-85-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C29H38O8. Molecular weight: 514.61 g/mol. COA included with every batch.

Physical & Chemical Properties

Molecular FormulaC29H38O8
Molecular Weight514.61 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1961

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