5-Amino-3-((4-chlorophenoxy)methyl)-1-methyl-1H-pyrazole-4-carbonitrile CAS 1260740-11-1
| CAS No. | 1260740-11-1 |
| Molecular Formula | C12H11ClN4O |
| Molecular Weight | 262.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 5-Amino-3-((4-chlorophenoxy)methyl)-1-methyl-1H-pyrazole-4-carbonitrile is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 262.69 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
5-Amino-3-((4-chlorophenoxy)methyl)-1-methyl-1H-pyrazole-4-carbonitrile (CAS 1260740-11-1), molecular formula C12H11ClN4O and molecular weight 262.69 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-Amino-3-((4-chlorophenoxy)methyl)-1-methyl-1H-pyrazole-4-carbonitrile meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C12H11ClN4O |
| Molecular Weight | 262.69 g/mol |
| 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.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 2-Chloro-4-(3-methoxyphenyl)benzoic acid (CAS 1237071-49-6)
- 2-(4-Chloro-2-methoxyphenyl)benzoic acid (CAS 1261896-06-3)
- 121697-55-0 2-(3-Chlorobenzyloxy)benzoic acid C14H11ClO3 Y7259 (CAS 121697-55-0)
- 2-Chloro-4-(4-methoxycarbonylphenyl)phenol (CAS 1261899-32-4)
- 1-(Naphthalen-2-yl)-3-((4-(trifluoromethyl)phenyl)amino)propan-1-one (CAS 883793-47-3)
- 1-(2,4-Difluorophenyl)-7-(3,5-dimethylpiperazin-1-yl)-6-fluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 182869-17-6)
- N-(5-methylhexan-2-yl)thietan-3-amine (CAS 1881985-27-8)
- 2-Methyl-5α-androst-2-en-17-one (CAS 32300-87-1)
- 2-(4-Fluoro-2-(isopentyloxy)phenyl)ethanol (CAS 1443303-52-3)
- 3-{[(3-Bromobenzyl)oxy]methyl}pyrrolidinehydrochloride (CAS 1220038-14-1)
- N-(1-(1H-Indol-3-yl)propan-2-yl)benzenesulfonamide (CAS 668419-61-2)
- 7-chloro-4-hydroxyquinoline-3-carbonitrile (CAS 2458-23-3)
- 3-Fluoro-4-methyl-5-(trifluoromethyl)benzenesulfonyl chloride (CAS 1706451-99-1)
- Insulin Detemir (CAS 169148-63-4)
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