H-Phe-OBzl · p-tosylate CAS 1738-78-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1738-78-9
Molecular FormulaC16H17NO2
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

H-Phe-OBzl · p-tosylate CAS 1738-78-9 chemical structure

Description

Structurally, H-Phe-OBzl · p-tosylate (C16H17NO2C7H8O3S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 427.51 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).

H-Phe-OBzl · p-tosylate (CAS 1738-78-9) is a high-purity analytical reference standard with the molecular formula C16H17NO2C7H8O3S and a molecular weight of 427.51 g/mol.

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 FormulaC16H17NO2 C7H8O3S
Molecular Weight427.51 g/mol
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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms1
Sulfur Atoms1

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