176853-91-1 2-Nitro-1H-pyrido[2,3-b]indole 2-Nitro-9H-pyrido[2,3-b]indole Nitro-A|AC CAS 176853-91-1

Purity 97%+In StockPharmaceutical Standards
CAS No.176853-91-1
Molecular FormulaC11H7N3O2
Molecular Weight213.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

176853-91-1
2-Nitro-1H-pyrido[2,3-b]indole
2-Nitro-9H-pyrido[2,3-b]indole
Nitro-A|AC CAS 176853-91-1 chemical structure

Description

176853-91-1 2-Nitro-1H-pyrido[2,3-b]indole 2-Nitro-9H-pyrido[2,3-b]indole Nitro-A|AC (CAS 176853-91-1), molecular formula C11H7N3O2 and molecular weight 213.19 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 176853-91-1 2-Nitro-1H-pyrido[2,3-b]indole 2-Nitro-9H-pyrido[2,3-b]indole Nitro-A|AC (C11H7N3O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 213.19 g/mol, it falls into the medium-molecular-weight range. 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 176853-91-1 2-Nitro-1H-pyrido[2,3-b]indole 2-Nitro-9H-pyrido[2,3-b]indole Nitro-A|AC 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 FormulaC11H7N3O2
Molecular Weight213.19 g/mol
AppearancePale yellow to 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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2007
Nitrogen Atoms3

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