4,8-Dichloro-1-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]quinoxaline CAS 91895-37-3
| CAS No. | 91895-37-3 |
| Molecular Formula | C10H3Cl2F3N4 |
| Molecular Weight | 307.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,8-Dichloro-1-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]quinoxaline (CAS 91895-37-3) is a high-purity analytical reference standard with the molecular formula C10H3Cl2F3N4 and a molecular weight of 307.06 g/mol.
Based on its molecular formula C10H3Cl2F3N4, 4,8-Dichloro-1-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]quinoxaline contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 307.06 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 4,8-Dichloro-1-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]quinoxaline 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 | C10H3Cl2F3N4 |
| Molecular Weight | 307.06 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
Related Dichloro Standards
- 4,8-Dichloro-2-(trifluoromethyl)benzofuro[3,2-d]pyrimidine (CAS 887281-53-0)
- Ethyl 4-(2,6-Dichloro-3-fluorophenyl)-2,4-dioxobutanoate (CAS 1041553-00-7)
- 2',5'-Dichloro-3-(difluoromethoxy)-2-fluoro-1,1'-biphenyl (CAS 1361477-80-6)
- 2,4-Dichloro-4'-(difluoromethoxy)-3'-fluoro-1,1'-biphenyl (CAS 1361715-81-2)
- 2',6'-Dichloro-2-(difluoromethoxy)-5-fluoro-1,1'-biphenyl (CAS 1361716-22-4)
- 2,4-Dichloro-2'-(difluoromethoxy)-4'-fluoro-1,1'-biphenyl (CAS 1361726-08-0)
- 2,3-Dichloro-2'-(difluoromethoxy)-6'-fluoro-1,1'-biphenyl (CAS 1361745-28-9)
- 2',5'-Dichloro-4-(difluoromethoxy)-2-fluoro-1,1'-biphenyl (CAS 1361751-24-7)
Recommended Standards
- 2-Acetyl-1-fluoro-1,2-dihydro-3H-1λ3-benzo[d][1,2]iodazol-3-one(AFBI) (CAS 2473370-52-2)
- 1,2,2,3,3,4,4,5,5,6,6-Undecafluorocyclohexane-1-carbonitrile (CAS 51579-56-7)
- 3-Bromo-7-(trifluoromethoxy)quinolin-4-amine (CAS 1065088-17-6)
- (3-{[(Benzyloxy)carbonyl]amino}-4,5-difluorophenyl)boronic acid (CAS 2377609-82-8)
- 4-(Difluoromethyl)-2-azabicyclo[2.1.1]hexane-1-carboxylic acid hydrochloride (CAS 2639440-40-5)
- 6-Fluoro-2,3-dimethylbenzaldehyde (CAS 1780780-13-3)
- 2-(3-Amino-1h-pyrazol-1-yl)-N,N-diethylpropanamide (CAS 1184587-52-7)
- 5-(2,5-Dimethoxyphenyl)-1,3,4-oxadiazole-2-thiol (CAS 1105194-18-0)
- 9-(2-Fluoro-5-(trifluoromethyl)phenyl)-6,9-dihydro-[1,3]dioxolo[4,5-g]furo[3,4-b]quinolin-8(5H)-one (CAS 882747-23-1)
- 5-Methoxypyrimidine-2-carboxylic acid (CAS 344325-94-6)
- tert-butyl 3-((2,4-dichloropyrimidin-5-yl)methoxy)pyrrolidine-1-carboxylate (CAS 1420844-31-0)
- Benzyl (S)-(1-(oxetan-3-yl)pyrrolidin-3-yl)carbamate (CAS 1349807-52-8)
- (3AR,4S,6aR)-2,2-Dimethyl-6-((trityloxy)methyl)-4-vinyl-4,6a-dihydro-3aH-cyclopenta[d][1,3]dioxole (CAS 1186073-10-8)
- Semaglutide Impurity 177 (CAS CATO-C4X-2226177)
Why CATO?
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