(S)-(1R,2R,3R,3aS,3a1S,4R,6aR,7aS,11S,11aS,11bR)-1,2,11-Trihydroxy-3,8,11a-trimethyl-5,10-dioxo-2,3,3a,4,5,6a,7,7a,10,11,11a,11b-dodecahydro-1H-1,3a1-(epoxymethano)dibenzo[de,g]chromen-4-yl 2-hydroxy-2-methylbutanoate CAS 1259-86-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1259-86-5
Molecular FormulaC25H34O10
Molecular Weight494.53 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-(1R,2R,3R,3aS,3a1S,4R,6aR,7aS,11S,11aS,11bR)-1,2,11-Trihydroxy-3,8,11a-trimethyl-5,10-dioxo-2,3,3a,4,5,6a,7,7a,10,11,11a,11b-dodecahydro-1H-1,3a1-(epoxymethano)dibenzo[de,g]chromen-4-yl 2-hydroxy-2-methylbutanoate CAS 1259-86-5 chemical structure

Description

(S)-(1R,2R,3R,3aS,3a1S,4R,6aR,7aS,11S,11aS,11bR)-1,2,11-Trihydroxy-3,8,11a-trimethyl-5,10-dioxo-2,3,3a,4,5,6a,7,7a,10,11,11a,11b-dodecahydro-1H-1,3a1-(epoxymethano)dibenzo[de,g]chromen-4-yl 2-hydroxy-2-methylbutanoate (CAS 1259-86-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C25H34O10. Molecular weight: 494.53 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC25H34O10
Molecular Weight494.53 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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957

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