(R)-2-((R)-2-((R)-3-(4-Hydroxyphenyl)-2-((R)-pyrrolidine-2-carboxamido)propanamido)-3-methylbutanamido)-3-methylbutanoic acid CAS 628282-01-9

Purity 97%+In StockPharmaceutical Standards
CAS No.628282-01-9
Molecular FormulaC24H36N4O6
Molecular Weight476.57 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(R)-2-((R)-2-((R)-3-(4-Hydroxyphenyl)-2-((R)-pyrrolidine-2-carboxamido)propanamido)-3-methylbutanamido)-3-methylbutanoic acid CAS 628282-01-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 476.57 g/mol gives (R)-2-((R)-2-((R)-3-(4-Hydroxyphenyl)-2-((R)-pyrrolidine-2-carboxamido)propanamido)-3-methylbutanamido)-3-methylbutanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(R)-2-((R)-2-((R)-3-(4-Hydroxyphenyl)-2-((R)-pyrrolidine-2-carboxamido)propanamido)-3-methylbutanamido)-3-methylbutanoic acid (CAS 628282-01-9), molecular formula C24H36N4O6 and molecular weight 476.57 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, (R)-2-((R)-2-((R)-3-(4-Hydroxyphenyl)-2-((R)-pyrrolidine-2-carboxamido)propanamido)-3-methylbutanamido)-3-methylbutanoic acid (C24H36N4O6) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 476.57 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO manufactures (R)-2-((R)-2-((R)-3-(4-Hydroxyphenyl)-2-((R)-pyrrolidine-2-carboxamido)propanamido)-3-methylbutanamido)-3-methylbutanoic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC24H36N4O6
Molecular Weight476.57 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms4

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