4-Chloro-5-ethylpyrimidine 54128-01-7 7779AB C6H7ClN2 CAS 54128-01-7
| CAS No. | 54128-01-7 |
| 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-5-ethylpyrimidine 54128-01-7 7779AB C6H7ClN2 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.
4-Chloro-5-ethylpyrimidine 54128-01-7 7779AB C6H7ClN2 (CAS 54128-01-7), molecular formula C6H7ClN2 and molecular weight 142.59 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-Chloro-5-ethylpyrimidine 54128-01-7 7779AB C6H7ClN2 (C6H7ClN2) contains a nitrile group, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 142.59 g/mol, it falls into the low-molecular-weight range. 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.
CATO manufactures 4-Chloro-5-ethylpyrimidine 54128-01-7 7779AB C6H7ClN2 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 | 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.) | 1972 |
| 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
- Oxocan-4-yl acetate (CAS 38786-82-2)
- 2-Chloro-5-methylpyridin-4-amine (CAS 79055-62-2)
- 6-Chloro-N-methylpyridin-2-amine (CAS 89026-78-8)
- 4-Chloro-1,3-diaminobenzene (CAS 5131-60-2)
- 4-(Adamantan-1-yl)pyrimidine-2-thiol (CAS 676270-45-4)
- Methadone Impurity A (CAS 14474-54-5)
- 2-(3-Bromo-5-chlorophenyl)-4,6-diphenyl-1,3,5-triazine (CAS 1073062-42-6)
- 1-(4-Aminophenyl)-N-ethylpiperidine-4-carboxamide (CAS 1175697-99-0)
- α-Cyclogeranonitrile (CAS 57524-13-7)
- Ethyl 5-(4-methoxyphenyl)-7-(trifluoromethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 667920-67-4)
- Peonidin-3-O-arabinoside chloride (CAS 524943-91-7)
- 2-(3-Methylbut-2-enyloxy)phenol (CAS 132277-33-9)
- 2-(3-Aminopiperidin-1-yl)-N-(5-methylisoxazol-3-yl)acetamide (CAS 1292389-54-8)
- Allo-D-Ile27-Tirzepatide (CAS CATO-CPTD788961)
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