(2R,3S)-2,3-Dihydroxy-4-isopropoxy-|A-butyrolactone Cyclohexyl Ketal (3'aR,6'aS)-Dihydro-6'-(1-methylethoxy)-spiro[cyclohexane-1,2'-furo[3,4-d][1,3]dioxol]-4'(3'aH)-one (3R,4S)-3,4-Dihydroxy-4-isopropoxydihydrofuran-2(3H)-one Cyclohexyl Ketal 186790-80-7 CAS 186790-80-7

Purity 97%+In StockPharmaceutical Standards
CAS No.186790-80-7
Molecular FormulaC13H20O5
Molecular Weight256.29 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2R,3S)-2,3-Dihydroxy-4-isopropoxy-|A-butyrolactone Cyclohexyl Ketal (3'aR,6'aS)-Dihydro-6'-(1-methylethoxy)-spiro[cyclohexane-1,2'-furo[3,4-d][1,3]dioxol]-4'(3'aH)-one (3R,4S)-3,4-Dihydroxy-4-isopropoxydihydrofuran-2(3H)-one Cyclohexyl Ketal 186790-80-7 CAS 186790-80-7 chemical structure

Description

(2R,3S)-2,3-Dihydroxy-4-isopropoxy-|A-butyrolactone Cyclohexyl Ketal (3'aR,6'aS)-Dihydro-6'-(1-methylethoxy)-spiro[cyclohexane-1,2'-furo[3,4-d][1,3]dioxol]-4'(3'aH)-one (3R,4S)-3,4-Dihydroxy-4-isopropoxydihydrofuran-2(3H)-one Cyclohexyl Ketal 186790-80-7 (CAS 186790-80-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H20O5. Molecular weight: 256.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC13H20O5
Molecular Weight256.29 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2010

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