4-chloro-2-methyl-2H-pyrazolo[4,3-c]pyridine CAS 41372-94-5
| CAS No. | 41372-94-5 |
| Molecular Formula | C7H14ClN3 |
| Molecular Weight | 175.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-chloro-2-methyl-2H-pyrazolo[4,3-c]pyridine is closely related to a nitrile group, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4-chloro-2-methyl-2H-pyrazolo[4,3-c]pyridine (CAS 41372-94-5), molecular formula C7H14ClN3 and molecular weight 175.66 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H14ClN3, 4-chloro-2-methyl-2H-pyrazolo[4,3-c]pyridine contains a nitrile group, chlorine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 175.66 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), 4-chloro-2-methyl-2H-pyrazolo[4,3-c]pyridine 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 | C7H14ClN3 |
| Molecular Weight | 175.66 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.) | 1968 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related chloro Standards
- 5-Chloro-1H-pyrrolo[2,3-b]pyridin-4-amine (CAS 1040683-00-8)
- 7-chloro-1-methyl-pyrazolo[4,3-b]pyridine (CAS 1057672-72-6)
- 2-chloro-6-methyl-7H-pyrrolo[2,3-d]pyrimidine (CAS 1060816-56-9)
- 7-chloro-2-methyl-3H-imidazo[4,5-b]pyridine (CAS 1086423-62-2)
- 2-Chloro-N-cyclopentyl-N-methylacetamide (CAS 1095028-85-5)
- 2-Chloro-N-(cyclopentylmethyl)acetamide (CAS 1096841-92-7)
- 4-chloro-7-methyl-1H-pyrazolo[4,3-c]pyridine (CAS 1159828-57-5)
- 4-chloro-6-methyl-1H-pyrazolo[4,3-c]pyridine (CAS 1159828-70-2)
Recommended Standards
- 4-chloro-2-methyl-2H-pyrazolo[3,4-b]pyridine (CAS 944501-84-2)
- 4-chloro-2-methyl-5H-pyrrolo[3,2-d]pyrimidine (CAS 65749-86-2)
- 4-chloro-1-methyl-1H-imidazo[4,5-c]pyridine (CAS 50432-68-3)
- 4-chloro-5-methyl-5H-pyrrolo[3,2-d]pyrimidine (CAS 871024-38-3)
- (2-(((Dimethylamino)methylene)amino)-4-oxo-4,5-dihydro-3H-pyrrolo[3,2-d]pyrimidin-3-yl)methyl pivalate (CAS 151587-58-5)
- Ethyl 4-((phenoxycarbonyl)amino)benzoate (CAS 167837-59-4)
- 7-Amino-4,5-dimethylfuro[3,4-d]pyridazin-1(2H)-one (CAS 918899-25-9)
- 5-((tert-Butoxycarbonyl)amino)-4-fluoro-2-methylbenzoic acid (CAS 658085-43-9)
- Bis(1H,1H-perfluorooct-1-yl)amine (CAS 3145-68-4)
- 5-[(2,2,2-trifluoroethyl)amino]-1,3,4-thiadiazole-2-thiol (CAS 156377-70-7)
- 3-Chloro-5-(trifluoromethyl)-2-[3-(trifluoromethyl)phenoxy]pyridine (CAS 1795483-74-7)
- 1-Bromo-2,5-difluoro-4-ethoxybenzene (CAS 1826110-08-0)
- Ethyl 2-oxo-3-(piperidin-2-yl)propanoate (CAS 1537012-58-0)
- Heptapeptide-6 (CAS CATO-CPTD788823)
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 18665070610 / Nicole.chen@cato-chem.com