(1s,2s)-cbz epoxide (2S,3S)-1,2-Epoxy-3-(Cbz-amino)-4-phenylbutane (2S,3S)-1,2-Epoxy-3-(benzyloxycarbonyl-amino)-4-phenylbutane 128018-44-0 [(1s)-1-(2s)-oxiranyl-2-phenylethyl]-carbamic acid phenylmethyl ester benzyl ((s)-1-((s)-oxiran-2-yl)-2-phenylethyl)carbamate CAS 128018-44-0

Purity 97%+In StockPharmaceutical Standards
CAS No.128018-44-0
Molecular FormulaC18H19NO3
Molecular Weight297.35 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(1s,2s)-cbz epoxide (2S,3S)-1,2-Epoxy-3-(Cbz-amino)-4-phenylbutane (2S,3S)-1,2-Epoxy-3-(benzyloxycarbonyl-amino)-4-phenylbutane 128018-44-0 [(1s)-1-(2s)-oxiranyl-2-phenylethyl]-carbamic acid phenylmethyl ester benzyl ((s)-1-((s)-oxiran-2-yl)-2-phenylethyl)carbamate CAS 128018-44-0 chemical structure

Description

CATO supplies (1s,2s)-cbz epoxide (2S,3S)-1,2-Epoxy-3-(Cbz-amino)-4-phenylbutane (2S,3S)-1,2-Epoxy-3-(benzyloxycarbonyl-amino)-4-phenylbutane 128018-44-0 [(1s)-1-(2s)-oxiranyl-2-phenylethyl]-carbamic acid phenylmethyl ester benzyl ((s)-1-((s)-oxiran-2-yl)-2-phenylethyl)carbamate (CAS 128018-44-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H19NO3. Molecular weight: 297.35 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC18H19NO3
Molecular Weight297.35 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 chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993
Nitrogen Atoms1

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