2-(1-(3-Chlorophenyl)-1H-pyrazol-5-yl)pyrimidine CAS 1269293-31-3
| CAS No. | 1269293-31-3 |
| Molecular Formula | C13H9ClN4 |
| Molecular Weight | 256.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(1-(3-Chlorophenyl)-1H-pyrazol-5-yl)pyrimidine (CAS 1269293-31-3) is a high-purity analytical reference standard with the molecular formula C13H9ClN4 and a molecular weight of 256.69 g/mol.
Structurally, 2-(1-(3-Chlorophenyl)-1H-pyrazol-5-yl)pyrimidine (C13H9ClN4) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 256.69 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2-(1-(3-Chlorophenyl)-1H-pyrazol-5-yl)pyrimidine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H9ClN4 |
| Molecular Weight | 256.69 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chlorophenyl Standards
- 2-(1-(4-Chlorophenyl)-1H-pyrazol-5-yl)pyrimidine (CAS 1269291-24-8)
- 2-(1-(2-Chlorophenyl)-1H-pyrazol-5-yl)pyrimidine (CAS 1269293-18-6)
- 2-(2-chlorophenyl)-3-oxo-3-(pyridin-3-yl)propanenitrile (CAS 1291439-19-4)
- 2-(4-Chlorophenyl)phthalazin-2-ium-4-olate (CAS 156453-05-3)
- 2-(4-Chlorophenyl)phthalazin-1(2H)-one (CAS 161716-23-0)
- 2-(4-Chlorophenyl)-5-phenyl-1,3,4-oxadiazole (CAS 1874-43-7)
- (4-Chlorophenyl)(imidazo[1,2-a]pyridin-3-yl)methanone (CAS 261948-83-8)
- 1-(2-Chlorophenyl)quinazolin-4(1H)-one (CAS 92104-29-5)
Recommended Standards
- 1-(4-Chloro-2-nitrophenyl)-4-piperidinol (CAS 1292189-51-5)
- tert-Butyl (4-chloro-5-formylpyridin-2-yl)carbamate (CAS 1260667-76-2)
- 4-Chloro-N-(2-methyl-3-nitrophenyl)butanamide (CAS 133053-93-7)
- tert-Butyl (5-chloro-4-formylpyridin-2-yl)carbamate (CAS 1260666-98-5)
- 2-(Benzo[d][1,3]dioxol-5-yl)furo[2,3-b]quinoxaline (CAS 922145-32-2)
- N-(7-Methylbenzo[1,2-d:4,3-d']bis(thiazole)-2-yl)-5,6-dihydro-1,4-dioxine-2-carboxamide (CAS 864937-58-6)
- 3-trifluoromethanesulfinylpropanoic acid (CAS 1179038-30-2)
- (E)-2-(1H-pyrazol-1-yl)benzaldehyde oxime (CAS 1017782-44-3)
- 4,4-Dihydroxy-1H-pyrazol-5(4H)-one (CAS 373604-51-4)
- 4-(Pyridin-3-yl)-1,2-oxazol-5-amine (CAS 186960-06-5)
- 1-Isobutyl-5-(propoxymethyl)-1H-pyrazole (CAS 1856076-87-3)
- Hydrocortisone EP Impurity F (CAS 152-58-9)
- 4-(4-Methoxy-3,5-dimethyl-benzyl)-piperidine (CAS 955314-89-3)
- D-Pro38-Tirzepatide (CAS CATO-CPTD788901)
Why CATO?
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