2-([1,1'-Biphenyl]-3-yl)-3-chloroquinoxaline CAS 2331183-37-8
| CAS No. | 2331183-37-8 |
| Molecular Formula | C20H13ClN2 |
| Molecular Weight | 316.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-([1,1'-Biphenyl]-3-yl)-3-chloroquinoxaline (CAS 2331183-37-8), molecular formula C20H13ClN2 and molecular weight 316.78 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-([1,1'-Biphenyl]-3-yl)-3-chloroquinoxaline (C20H13ClN2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 15.0, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 316.78 g/mol, it falls into the moderately-high-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 2-([1,1'-Biphenyl]-3-yl)-3-chloroquinoxaline 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 | C20H13ClN2 |
| Molecular Weight | 316.78 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Biphenyl Standards
- 4-([1,1'-Biphenyl]-4-yl)-2-chloroquinazoline (CAS 1262866-93-2)
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- 2-[1,1′-Biphenyl]-4-yl-4-chloroquinazoline (CAS 94546-58-4)
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Recommended Standards
- 2-(((3-Chloro-4-methylphenyl)amino)methyl)-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-dione (CAS 353524-05-7)
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- Lusutrombopag Impurity N7 (CAS 13513-82-1)
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- 4-Bromo-1-methyl-1H-benzo[d]imidazole-2(3H)-thione (CAS 1616500-65-2)
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- (E)-1-Benzyloxy-2-methoxy-4-(1-propenyl)benzene (CAS 92666-21-2)
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