4-Chloro-6-(1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrazine CAS 1940180-52-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1940180-52-8 |
| Molecular Formula | C9H6ClN5 |
| Molecular Weight | 219.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-6-(1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrazine (CAS 1940180-52-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H6ClN5. Molecular weight: 219.63 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H6ClN5 |
| Molecular Weight | 219.63 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 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
Related Chloro Standards
- 8-Chloro-1H-pyrazolo[4,3-c]quinolin-3(2H)-one (CAS 1015605-31-8)
- 6-Chloro-1,2-dihydro-pyrazolo[4,3-c]quinolin-3-one (CAS 1015605-47-6)
- 4-Chloro-6-methoxycinnoline-3-carbonitrile (CAS 1239784-36-1)
- 6-Chloro-1H-pyrazolo[3,4-b][1,8]naphthyridin-3-amine (CAS 1335220-58-0)
- 1-Acetyl-5-chloro-1H-pyrrolo[2,3-b]pyridine-3-carbonitrile (CAS 1352395-53-9)
- 8-chloro-3-methyl-3H-[1,2,3]triazolo[4,5-g]quinazoline (CAS 1384081-59-7)
- 6-CHLORO-3H-PYRIMIDO[4,5-B]INDOL-4(9H)-ONE (CAS 1403589-25-2)
- 4-Chloro-2-(furan-2-yl)pyrazolo[1,5-a]pyrazine (CAS 1713461-97-2)
Recommended Standards
- 2,4-Diamino-5-chloroquinazoline-6-carbonitrile (CAS 18917-75-4)
- [3-(2-chlorophenyl)-1,2,4-oxadiazol-5-yl]acetonitrile (CAS 790263-25-1)
- 1-{2-chloro-7H-pyrrolo[2,3-d]pyrimidin-4-yl}-1H-pyrazole (CAS 2167007-41-0)
- Ethyl 4-formyl-1-(tetrahydro-2H-pyran-4-yl)-1H-pyrazole-3-carboxylate (CAS 2138085-66-0)
- 4-Chloro-6-(3,4-dichlorophenyl)-5-methylpyrimidine, 97% (CAS 1426320-75-3)
- tert-Butyl 4-(4-bromo-2-nitrophenyl)-piperazine-1-carboxylate (CAS 474329-57-2)
- BIO, 98% (CAS 667463-62-9)
- (3aR,4R,5R,6aS)-4-[3-(Ethyleneketal)decanyl]hexahydro-5-hydroxy-2H-cyclopenta[b]furan-2-one 5-(4-Phenylbenzoate) (CAS 120396-31-8)
- 2,6-Bis(4-(1H-imidazol-1-yl)phenyl)-4,4'-bipyridine (CAS 2089602-60-6)
- Acetyl-Tau Peptide (273-284) amide trifluoroacetate salt (CAS 1684399-52-7)
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