2-[3-Bromo-1-(3-chloro-2-pyridinyl)-1H-pyrazol-5-yl]-6-chloro-3,8-dimethyl-4(3H)-quinazolinone CAS 438450-43-2
Purity >95%In StockPharmaceutical Standards
| CAS No. | 438450-43-2 |
| Molecular Formula | C18H12BrCl2N5O |
| Molecular Weight | 465.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-[3-Bromo-1-(3-chloro-2-pyridinyl)-1H-pyrazol-5-yl]-6-chloro-3,8-dimethyl-4(3H)-quinazolinone (CAS 438450-43-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H12BrCl2N5O. Molecular weight: 465.13 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H12BrCl2N5O |
| Molecular Weight | 465.13 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| Storage | Store at room temperature, 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 5 |
Related Bromo Standards
- Ethyl 2-(8-bromo-1,3-difluorophenanthren-2-yl)-2,3,3,3-tetrafluoropropanoate (CAS 843614-94-8)
- 1-(4-Bromo-2-(trifluoromethoxy)phenyl)-3-(1-(tetrahydro-2H-pyran-4-yl)-1H-pyrazol-4-yl)thiourea (CAS 1858250-66-4)
- 2-(2-Bromo-4-(2,4,4-trimethylpentan-2-yl)phenoxy)-1,3-difluoro-5-(trifluoromethyl)benzene (CAS 2244087-60-1)
- 1-[(4-Bromo-2-methyl-5-oxo-1-phenyl-2,5-dihydro-1H-pyrazol-3-yl)methyl]-4-(4-methoxyphenyl)-1H-1,2,3-triazole-5-carbonitrile (CAS 1024251-40-8)
- Bromo-PEG5-phosphonic acid diethyl ester (CAS 1446282-41-2)
- 2-(4-Bromo-2-((4-oxo-3-(pyridin-3-ylmethyl)-2-thioxothiazolidin-5-ylidene)methyl)phenoxy)acetic acid (CAS 432001-69-9)
- 3-Bromo-4-ethoxy-N-(2-methyl-5-(6-methylbenzo[d]oxazol-2-yl)phenyl)benzamide (CAS 590397-47-0)
- 2-(((6-Bromo-4-oxoquinazolin-3(4H)-yl)methyl)amino)-N-((4-chlorophenyl)carbamoyl)acetamide (CAS 86816-93-5)
Recommended Standards
- (2S,4S)-1-(tert-Butoxycarbonyl)-4-(2,4-dibromophenoxy)-2-pyrrolidinecarboxylic acid (CAS 1354487-38-9)
- Sisapronil (CAS 856225-89-3)
- Fluazinam (CAS 79622-59-6)
- 1795031-39-8 Chloranolol-d9 (CAS 1795031-39-8)
- Methyl(methylimino)(4-nitrophenyl)-lambda6-sulfanone (CAS 67087-48-3)
- N,N-Dimethylformamide-d1 (CAS 2914-27-4)
- N,N-Dimethyl-2-[(pyridin-2-ylmethyl)amino]-ethanesulfonamide dihydrochloride (CAS 1257848-95-5)
- 6-Bromo-4-chloro-2-(4-methoxy-phenyl)-quinazoline (CAS 885277-19-0)
- Methyl 2-(2-amino-5-fluorophenyl)acetate (CAS 29641-00-7)
- C-Peptide (Proinsulin) (CAS 59112-80-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com