Acetyl-(D-Arg10,Cys11,D-Phe14,Cys17)-β-MSH (10-17) amide CAS 819048-44-7

Purity 97%+In StockPharmaceutical Standards
CAS No.819048-44-7
Molecular FormulaC51H72N18O11S2
Molecular Weight1175.36 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Acetyl-(D-Arg10,Cys11,D-Phe14,Cys17)-β-MSH (10-17) amide CAS 819048-44-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 1175.36 g/mol gives Acetyl-(D-Arg10,Cys11,D-Phe14,Cys17)-β-MSH (10-17) amide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Acetyl-(D-Arg10,Cys11,D-Phe14,Cys17)-β-MSH (10-17) amide (CAS 819048-44-7) is a high-purity analytical reference standard with the molecular formula C51H72N18O11S2 and a molecular weight of 1175.36 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, Acetyl-(D-Arg10,Cys11,D-Phe14,Cys17)-β-MSH (10-17) amide is typically pale yellow to yellow amorphous powder. Its solid-state physicochemical attributes — including a molecular weight of 1175.36 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.

As a certified reference material (CRM), Acetyl-(D-Arg10,Cys11,D-Phe14,Cys17)-β-MSH (10-17) amide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC51H72N18O11S2
Molecular Weight1175.36 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)25.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1986
Nitrogen Atoms18
Sulfur Atoms2

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