Boc-D-Me-Arg(Tos)-OH CAS 136642-84-7

Purity 97%+In StockPharmaceutical Standards
CAS No.136642-84-7
Molecular FormulaC19H30N4O6S
Molecular Weight442.53 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Boc-D-Me-Arg(Tos)-OH CAS 136642-84-7 chemical structure

Description

Boc-D-Me-Arg(Tos)-OH (CAS 136642-84-7) is a high-purity analytical reference standard with the molecular formula C19H30N4O6S and a molecular weight of 442.53 g/mol.

Structurally, Boc-D-Me-Arg(Tos)-OH (C19H30N4O6S) 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 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 442.53 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 FormulaC19H30N4O6S
Molecular Weight442.53 g/mol
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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Nitrogen Atoms4
Sulfur Atoms1

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