H-Lys-Tyr-Ser-OH (H-4285.0250) CAS 72829-55-1

Purity 97%+In StockPharmaceutical Standards
CAS No.72829-55-1
Molecular FormulaC18H28N4O6
Molecular Weight396.44 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

H-Lys-Tyr-Ser-OH (H-4285.0250) CAS 72829-55-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 396.44 g/mol gives H-Lys-Tyr-Ser-OH (H-4285.0250) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies H-Lys-Tyr-Ser-OH (H-4285.0250) (CAS 72829-55-1), a certified reference material (molecular formula C18H28N4O6, MW 396.44 g/mol) for analytical method development and quality control.

Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, H-Lys-Tyr-Ser-OH (H-4285.0250) is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 396.44 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 H-Lys-Tyr-Ser-OH (H-4285.0250) 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 FormulaC18H28N4O6
Molecular Weight396.44 g/mol
AppearanceOff-white to pale 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977
Nitrogen Atoms4

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