H-Leu-Gly-Arg-Ser-Gly-Gly-Asp-Ile-Ile-Lys-Lys-Met-Gln-Thr-Leu-OH (H-8655.0001) CAS 138221-22-4

Purity 97%+In StockPharmaceutical Standards
CAS No.138221-22-4
Molecular FormulaC69H125N21O21S
Molecular Weight1616.92 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

H-Leu-Gly-Arg-Ser-Gly-Gly-Asp-Ile-Ile-Lys-Lys-Met-Gln-Thr-Leu-OH (H-8655.0001) CAS 138221-22-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 1616.92 g/mol gives H-Leu-Gly-Arg-Ser-Gly-Gly-Asp-Ile-Ile-Lys-Lys-Met-Gln-Thr-Leu-OH (H-8655.0001) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies H-Leu-Gly-Arg-Ser-Gly-Gly-Asp-Ile-Ile-Lys-Lys-Met-Gln-Thr-Leu-OH (H-8655.0001) (CAS 138221-22-4), a certified reference material (molecular formula C69H125N21O21S, MW 1616.92 g/mol) for analytical method development and quality control.

Based on its molecular formula C69H125N21O21S, H-Leu-Gly-Arg-Ser-Gly-Gly-Asp-Ile-Ile-Lys-Lys-Met-Gln-Thr-Leu-OH (H-8655.0001) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 1616.92 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures H-Leu-Gly-Arg-Ser-Gly-Gly-Asp-Ile-Ile-Lys-Lys-Met-Gln-Thr-Leu-OH (H-8655.0001) 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 FormulaC69H125N21O21S
Molecular Weight1616.92 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)18.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Nitrogen Atoms21
Sulfur Atoms1

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