3-bromo-7-chloro-5-methyl-1H-pyrazolo[4,3-d]pyrimidine CAS 448964-60-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 448964-60-1 |
| Molecular Formula | C6H4BrClN4 |
| Molecular Weight | 247.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-bromo-7-chloro-5-methyl-1H-pyrazolo[4,3-d]pyrimidine (CAS 448964-60-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H4BrClN4. Molecular weight: 247.48 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H4BrClN4 |
| Molecular Weight | 247.48 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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 |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 4 |
Related bromo Standards
- 7-Bromo-5-chloro-1H-benzo[d]imidazol-2-ol (CAS 1035390-48-7)
- 6-Bromo-5-chloro-[1,2,4]triazolo[1,5-a]pyridin-2-amine (CAS 1124382-99-5)
- 3-Bromo-6-chloro-1H-pyrrolo[2,3-b]pyridin-4-ol (CAS 1190314-89-6)
- 4-Bromo-5-chloro-1H-pyrrolo[2,3-b]pyridin-2(3H)-one (CAS 1190318-30-9)
- 7-Bromo-6-chloro-5-aza-2-oxindole (CAS 1190319-75-5)
- 4-Bromo-6-chloro-1H,2H,3H-pyrrolo[2,3-b]pyridin-2-one (CAS 1190322-92-9)
- 7-bromo-5-chloro-1,3-benzoxazol-2-amine (CAS 1247830-45-0)
- 5-Bromo-7-chloro-1,3-benzoxazol-2-amine (CAS 1248045-93-3)
Recommended Standards
- 3-Bromo-6-chloroimidazo[1,2-b]pyridazin-8-amine (CAS 2170373-43-8)
- 4-Bromo-3-chloro-1H-indazol-6-ol (CAS 887568-89-0)
- 3-Bromo-4-chloro-1H-indazol-6-ol (CAS 887569-81-5)
- (Z)-4-(4-chlorobenzylidene)-2-phenyloxazol-5(4h)-one (CAS 57427-77-7)
- 1-(P-tolyl)but-3-en-1-ol (CAS 24165-63-7)
- 1-(5-Aminoisoxazol-3-yl)ethanone (CAS 1558335-05-9)
- 8-(Trifluoromethyl)naphthalen-1-amine (CAS 39499-12-2)
- 2-Amino-6-(difluoromethyl)-4-fluoropyridin-3-ol (CAS 1805329-72-9)
- methyl 2-[(butan-2-yl)amino]acetate (CAS 928405-88-3)
- Sperm Peptide P10G (H-2424.0001) (CAS 137353-73-2)
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