7-Bromo-1-methyl-4-nitro-[1,2,4]triazolo[4,3-a]quinoline CAS 1300031-89-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1300031-89-3 |
| Molecular Formula | C11H7BrN4O2 |
| Molecular Weight | 307.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 7-Bromo-1-methyl-4-nitro-[1,2,4]triazolo[4,3-a]quinoline (CAS 1300031-89-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H7BrN4O2. Molecular weight: 307.10 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H7BrN4O2 |
| Molecular Weight | 307.10 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 2',5'-Dichloro-3-(difluoromethoxy)-2-fluoro-1,1'-biphenyl (CAS 1361477-80-6)
- Ethyl 4-(2,6-Dichloro-3-fluorophenyl)-2,4-dioxobutanoate (CAS 1041553-00-7)
- 2,4-Dichloro-4'-(difluoromethoxy)-3'-fluoro-1,1'-biphenyl (CAS 1361715-81-2)
- 2-Pyrrolidin-2-yl-1H-benzimidazole dihydrochloride (CAS 1049751-43-0)
- 2-(4-(Methylamino)phenoxy)acetic acid (CAS 613656-66-9)
- 6-Bromo-2,3-dimethylquinoxaline-5,8-dione (CAS 7697-86-1)
- (1S,2S)-2-(p-tolyl)cyclopropane-1-carboxylic acid (CAS 515179-20-1)
- Baloxavir Marboxil Impurity 198 (CAS CATO-C4X-2108198)
- 3-(((5-(Difluoromethoxy)-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methyl)thio)-5,5-dimethyl-4,5-dihydroisoxazole (CAS 656825-92-2)
- Semaglutide impurity 74 (CAS CATO-C4X-222674)
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