6-Chloro-5-methyl-[1,2,4]triazolo[4,3-a]quinoxaline-1,4(2H,5H)-dione CAS 90042-27-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 90042-27-6 |
| Molecular Formula | C10H7ClN4O2 |
| Molecular Weight | 250.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 6-Chloro-5-methyl-[1,2,4]triazolo[4,3-a]quinoxaline-1,4(2H,5H)-dione (CAS 90042-27-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C10H7ClN4O2. Molecular weight: 250.64 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C10H7ClN4O2 |
| Molecular Weight | 250.64 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chloro Standards
- 3-[(2-chloro-4-pyrimidinyl)oxy]Benzoic acid (CAS 1086379-66-9)
- 7-Chloro-1-hydroxy-1-(trifluoromethyl)-1,2,3,4-tetrahydronaphthalene (CAS 112481-86-4)
- 1-(4-Chloro-6-nitroquinolin-3-yl)ethan-1-one (CAS 1255099-25-2)
- 2-Chloro-5-(2-hydroxypyrimidin-5-yl)benzoic acid (CAS 1261959-40-3)
- 4-Chloro-1-(3-(trifluoromethyl)phenyl)butan-1-one (CAS 166312-46-5)
- (E)-3-(5-Chloro-2-(1H-tetrazol-1-yl)phenyl)acrylic acid (CAS 942316-73-6)
- 1-(2-Chloro-4-nitrophenyl)-1h-pyrrole-2-carbaldehyde (CAS 881041-26-5)
- 1-(2-Chloro-5-nitrophenyl)-1H-pyrrole-2-carbaldehyde (CAS 312303-78-9)
Recommended Standards
- 5-Chloro-4-formyl-1-phenyl-1H-pyrazole-3-carboxylic acid (CAS 384832-62-6)
- 7-Chloro-5-methyl-[1,2,4]triazolo[4,3-a]quinoxaline-1,4(2H,5H)-dione (CAS 80708-35-6)
- 4-Chloro-6-oxo-1-phenyl-1,6-dihydropyridazine-3-carboxylic acid (CAS 339030-73-8)
- (6-Chloro-2,3-dihydro-1H-inden-1-yl)methanamine (CAS 1188141-98-1)
- Methyl 3-(3,4-dichlorophenyl)prop-2-ynoate (CAS 1341695-66-6)
- 1-(6-Ethoxy-4-methylquinolin-2-yl)propan-2-one (CAS 1437391-10-0)
- 3,5-Difluoro-2-hydroxybenzoic acid (CAS 84376-20-5)
- 4-Chloro-N-(4-methylbenzyl)-2-nitroaniline (CAS 860609-02-5)
- N-Octane (CAS 111-65-9)
- Protein Kinase C (19-36) Peptide (CAS 113731-96-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com