3-(2-Aminophenyl)quinoxalin-2(1h)-one CAS 91658-79-6
| CAS No. | 91658-79-6 |
| Molecular Formula | C14H11N3O |
| Molecular Weight | 237.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 237.26 g/mol gives 3-(2-Aminophenyl)quinoxalin-2(1h)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 3-(2-Aminophenyl)quinoxalin-2(1h)-one (CAS 91658-79-6), a certified reference material (molecular formula C14H11N3O, MW 237.26 g/mol) for analytical method development and quality control.
Structurally, 3-(2-Aminophenyl)quinoxalin-2(1h)-one (C14H11N3O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 237.26 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 3-(2-Aminophenyl)quinoxalin-2(1h)-one 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 Formula | C14H11N3O |
| Molecular Weight | 237.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 3 |
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- 3-(1-methyl-1H-imidazole-5-carbonyl)quinoline (CAS 288392-17-6)
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- H-Met-Pro-OH (CAS 59227-86-0)
- 2-(3,4-Dimethoxyphenyl)-1-phenylethylamine (CAS 43071-00-7)
- 1188AE 2-Amino-4-ethyl-5-methyl-3-thiophenecarboxamide 350996-89-3 C8H12N2OS (CAS 350996-89-3)
- Ammonium-15N,d4 chloride 99 atom % D, 98 atom % 15N 99011-95-7 (CAS 99011-95-7)
- 7-Chloropyrrolo[1,2-a]pyrazin-1(2H)-one (CAS 1601830-13-0)
- rac-[(2R,4R)-4-phenyloxolan-2-yl]methanamine (CAS 1969287-78-2)
- 4-Sulfanylidene-8-oxa-3,5-diazatricyclo[7.4.0.0^{2,7}]trideca-1(9),2(7),10,12-tetraen-6-one (CAS 951304-83-9)
- Characteristic MSH-Tetrapeptide (CAS 4289-02-5)
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