4-Chloro-2,5-dimethylpyrimidine CAS 75712-74-2
| CAS No. | 75712-74-2 |
| Molecular Formula | C6H7ClN2 |
| Molecular Weight | 142.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-Chloro-2,5-dimethylpyrimidine is closely related to a nitrile group, chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 4-Chloro-2,5-dimethylpyrimidine (CAS 75712-74-2), a certified reference material (molecular formula C6H7ClN2, MW 142.59 g/mol) for analytical method development and quality control.
Based on its molecular formula C6H7ClN2, 4-Chloro-2,5-dimethylpyrimidine contains a nitrile group, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 142.59 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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-2,5-dimethylpyrimidine 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 | C6H7ClN2 |
| Molecular Weight | 142.59 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 2-Chloro-1,4,5,6-tetrahydrocyclopenta[d]imidazole (CAS 1049118-62-8)
- 4-Chloro-6-methylpyridin-3-amine (CAS 1092285-77-2)
- 2-Chloro-5-ethylpyrimidine (CAS 111196-81-7)
- 4-Chloro-1-cyclopropyl-1H-pyrazole (CAS 1204901-66-5)
- 2-Chloro-6-ethylpyrazine (CAS 1209458-23-0)
- 4-Chloro-2-methylpyridin-3-amine (CAS 1211399-74-4)
- 4-Chloro-3-cyclopropyl-1H-pyrazole (CAS 1248516-15-5)
- 2-Chloro-5-ethylpyrazine (CAS 1260666-57-6)
Recommended Standards
- 4-Chloro-2-(methylamino)pyridine (CAS 782439-26-3)
- 4-Chloro-2,6-dimethylpyrimidine (CAS 4472-45-1)
- 4-Amino-5-chloro-2-methylpyridine (CAS 97944-44-0)
- 4-Chloro-3,6-dimethylpyridazine (CAS 68206-05-3)
- 6-Bromo-4-(ethylthio)pyrrolo[1,2-b]pyridazine-3-carboxamide (CAS 1400690-23-4)
- 1-Propylazetidine-2-carboxylic acid (CAS 1263206-29-6)
- N3-(tert-butyl)-N2-(3-chlorophenyl)-3,4-dihydroisoquinoline-2,3(1H)-dicarboxamide (CAS 318517-16-7)
- 3-Methyl-1-phenyl-1H-thieno[2,3-c]pyrazole-5-carboxylic acid hydrazide (CAS 326916-95-4)
- 3-Methylbutane-1-sulfonyl Chloride (CAS 22795-37-5)
- Nilotinib Impurity 50 (CAS CATO-C4X-125650)
- 3-(4-Methylphenyl)pent-2-enoic acid (CAS 174660-81-2)
- N-(4-Bromobenzyl)-1-(4-fluorophenyl)methanamine (CAS 758682-96-1)
- rel-2-((1S,4S)-4-phenylcyclohexyl)acetic acid (CAS 148962-93-0)
- Semaglutide impurity 258 (CAS CATO-C4X-2226258)
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