(1R,2R,3R,5S)-2-Azido-4-(phenylmethoxy)-3-[(phenylmethoxy)methyl]-cyclopentanol CAS 117641-40-4

Purity 97%+In StockPharmaceutical Standards
CAS No.117641-40-4
Molecular FormulaC20H23N3O3
Molecular Weight353.41 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(1R,2R,3R,5S)-2-Azido-4-(phenylmethoxy)-3-[(phenylmethoxy)methyl]-cyclopentanol CAS 117641-40-4 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (1R,2R,3R,5S)-2-Azido-4-(phenylmethoxy)-3-[(phenylmethoxy)methyl]-cyclopentanol.

(1R,2R,3R,5S)-2-Azido-4-(phenylmethoxy)-3-[(phenylmethoxy)methyl]-cyclopentanol (CAS 117641-40-4), molecular formula C20H23N3O3 and molecular weight 353.41 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, (1R,2R,3R,5S)-2-Azido-4-(phenylmethoxy)-3-[(phenylmethoxy)methyl]-cyclopentanol (C20H23N3O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 353.41 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC20H23N3O3
Molecular Weight353.41 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Nitrogen Atoms3

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