H-Ala-Ala-Ala-Ala-Ala-Ala-OH CAS 10576-91-7

Purity >95%In StockPharmaceutical Standards
CAS No.10576-91-7
Molecular FormulaC18H32N6O7
Molecular Weight444.48 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

H-Ala-Ala-Ala-Ala-Ala-Ala-OH CAS 10576-91-7 chemical structure

Description

The occurrence of H-Ala-Ala-Ala-Ala-Ala-Ala-OH is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

H-Ala-Ala-Ala-Ala-Ala-Ala-OH (CAS 10576-91-7) is a high-purity analytical reference standard with the molecular formula C18H32N6O7 and a molecular weight of 444.48 g/mol.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, H-Ala-Ala-Ala-Ala-Ala-Ala-OH is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 444.48 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.

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 FormulaC18H32N6O7
Molecular Weight444.48 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity>95%
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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1960
Nitrogen Atoms6

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