(Lys8,Lys9)-Neurotensin (8-13) CAS 139026-64-5

Purity 97%+In StockPharmaceutical Standards
CAS No.139026-64-5
Molecular FormulaC38H64N8O8
Molecular Weight761.00 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(Lys8,Lys9)-Neurotensin (8-13) CAS 139026-64-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 761.00 g/mol gives (Lys8,Lys9)-Neurotensin (8-13) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(Lys8,Lys9)-Neurotensin (8-13) (CAS 139026-64-5) is a high-purity analytical reference standard with the molecular formula C38H64N8O8 and a molecular weight of 761.00 g/mol.

The molecular framework of (Lys8,Lys9)-Neurotensin (8-13) (C38H64N8O8) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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 (Lys8,Lys9)-Neurotensin (8-13) 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 FormulaC38H64N8O8
Molecular Weight761.00 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Nitrogen Atoms8

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