2-Amino-3-{1H-pyrrolo[2,3-b]pyridin-1-yl}propanoic acid CAS 333354-45-3

Purity 97%+In StockPharmaceutical Standards
CAS No.333354-45-3
Molecular FormulaC10H11N3O2
Molecular Weight205.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Amino-3-{1H-pyrrolo[2,3-b]pyridin-1-yl}propanoic acid CAS 333354-45-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 205.21 g/mol gives 2-Amino-3-{1H-pyrrolo[2,3-b]pyridin-1-yl}propanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-Amino-3-{1H-pyrrolo[2,3-b]pyridin-1-yl}propanoic acid (CAS 333354-45-3), molecular formula C10H11N3O2 and molecular weight 205.21 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-Amino-3-{1H-pyrrolo[2,3-b]pyridin-1-yl}propanoic acid (C10H11N3O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 205.21 g/mol, it falls into the medium-molecular-weight range. 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.

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 FormulaC10H11N3O2
Molecular Weight205.21 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
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.)2025
Nitrogen Atoms3

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