2,4-Dichloro-6-methyl-5-pyrimidinecarboxaldehyde CAS 933686-24-9
| CAS No. | 933686-24-9 |
| Molecular Formula | C6H4Cl2N2O |
| Molecular Weight | 191.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2,4-Dichloro-6-methyl-5-pyrimidinecarboxaldehyde (CAS 933686-24-9) is a high-purity analytical reference standard with the molecular formula C6H4Cl2N2O and a molecular weight of 191.01 g/mol.
Based on its molecular formula C6H4Cl2N2O, 2,4-Dichloro-6-methyl-5-pyrimidinecarboxaldehyde contains an amide group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 191.01 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.
CATO manufactures 2,4-Dichloro-6-methyl-5-pyrimidinecarboxaldehyde 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 | C6H4Cl2N2O |
| Molecular Weight | 191.01 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Dichloro Standards
- 1,4-Dichloro-5,7-dihydrofuro[3,4-d]pyridazine (CAS 10554-15-1)
- 4,6-Dichloro-2-methylpyrimidine-5-carbaldehyde (CAS 14160-91-9)
- 2-(4,6-Dichloro-5-pyrimidyl)acetaldehyde (CAS 16019-33-3)
- 2,3-Dichloro-4-hydroxybenzaldehyde (CAS 16861-22-6)
- 2,4-Dichloro-5,6-dihydrofuro[2,3-d]pyrimidine (CAS 1823731-18-5)
- 2,4-Dichloro-3-hydroxybenzaldehyde (CAS 56962-13-1)
- 2,4-Dichloro-5,7-dihydrofuro[3,4-d]pyrimidine (CAS 848398-41-4)
- 2,4-Dichloro-5-hydroxybenzaldehyde (CAS 56962-15-3)
Recommended Standards
- 2,4-Dichloro-6-hydroxybenzaldehyde (CAS 78443-72-8)
- 2,4-Dichloronicotinamide (CAS 70593-56-5)
- 2,5-Dichloro-4-hydroxybenzaldehyde (CAS 27164-10-9)
- 2,5-Dichloronicotinamide (CAS 75291-86-0)
- 4-Bromo-1-(3-chloropropoxy)-2-methylbenzene (CAS 935745-20-3)
- 4-Nitrobenzonitrile (CAS 619-72-7)
- 3-(Methylthio)butan-2-one (CAS 53475-15-3)
- 4-(Thiophen-2-yl)-1H,4H,5H,6H,7H-imidazo[4,5-c]pyridine (CAS 64403-28-7)
- 2-Cyclopropyl-6-(trifluoromethyl)-4(1H)-pyrimidinone (CAS 874880-33-8)
- 3-Pyrrolidinecarboxylic acid, 1-[[4-(1,1-dimethylethyl)phenyl]methyl]-5-oxo- (CAS 927983-92-4)
- Sunitinib Impurity 61 (CAS CATO-C4X-133361)
- 4-Bromo-7H-pyrrolo[2,3-c]pyridazine (CAS 1269823-70-2)
- Prednisolone EP Impurity E (CAS 95815-58-0)
- D-[Ser]8-Semaglutide (CAS CATO-CPTD788632)
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