1-[4-(chloromethyl)phenyl]-3,5-dimethyl-1H-pyrazole CAS 956508-17-1
| CAS No. | 956508-17-1 |
| Molecular Formula | C12H23ClN2 |
| Molecular Weight | 230.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-[4-(chloromethyl)phenyl]-3,5-dimethyl-1H-pyrazole 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.
CATO supplies 1-[4-(chloromethyl)phenyl]-3,5-dimethyl-1H-pyrazole (CAS 956508-17-1), a certified reference material (molecular formula C12H23ClN2, MW 230.78 g/mol) for analytical method development and quality control.
Owing to a nitrile group, chlorine substitution, 1-[4-(chloromethyl)phenyl]-3,5-dimethyl-1H-pyrazole is typically white to off-white low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 230.78 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C12H23ClN2 |
| Molecular Weight | 230.78 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 | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related chloromethyl Standards
- 4-(Chloromethyl)-1,2-diphenylethane, 98% (CAS 80676-35-3)
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- 9-(Chloromethyl)-9h-xanthene (CAS 136453-31-1)
- [4-(Chloromethyl)phenyl]-phenylmethanone (CAS 42728-62-1)
- 3-(Chloromethyl)-4H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 37162-65-5)
- 2-(Chloromethyl)-3-(difluoromethyl)-5-methylpyridine-4-acetonitrile (CAS 1361499-86-6)
- 2-(Chloromethyl)-6-(difluoromethyl)-4-methylpyridine-3-acetonitrile (CAS 1361695-34-2)
- 2-(Chloromethyl)-3-(difluoromethyl)-4-methylpyridine-5-acetonitrile (CAS 1361699-35-5)
Recommended Standards
- 2-(4-Chlorophenyl)-1,3-dithiane (CAS 10359-09-8)
- 2-chloro-N-[(pyridin-2-yl)methyl]aniline (CAS 31309-47-4)
- 50606-95-6 Benzoyl chloride, 4-hexyl- 4-Hexylbenzoyl chloride EINECS 256-647-6 (CAS 50606-95-6)
- 2-Amino-4 inverted exclamation marka-chlorodiphenylamine 68817-71-0 N-(4-Chlorophenyl)-1,2-phenylenediamine (CAS 68817-71-0)
- 6-(5-Chloro-1-(4-methoxyphenyl)-6-oxo-1,6-dihydropyridazin-4-yl)-2-(1H-pyrrol-1-yl)-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carbonitrile (CAS 339279-35-5)
- 2-(Difluoromethyl)-6-hydroxy-3-iodo-5-methoxypyridine (CAS 1804373-52-1)
- (9H-fluoren-9-yl)methyl (R)-(1-amino-1-oxo-3-(tritylthio)propan-2-yl)carbamate (CAS 202752-01-0)
- 5-Nitro-3-(trifluoromethyl)benzofuran (CAS 1394319-44-8)
- 2-{3-[4-(2-methoxyphenyl)piperazin-1-yl]propyl}-2H,3H,4H-pyrido[3,2-b][1,4]oxazin-3-one (CAS 1272756-28-1)
- Thiocolchicoside Impurity 3 (CAS 102419-91-0)
- [1-(2-Methylphenyl)cyclopentyl]methanol (CAS 1511284-93-7)
- 1-(5-Methyl-1,2,4-oxadiazol-3-yl)ethan-1-amine hydrochloride (CAS 1423031-33-7)
- Potassium 5-bromopyridine-3-trifluoroborate (CAS 1239437-45-6)
- Semaglutide Impurity 192 (CAS CATO-C4X-2226192)
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