2,5-dichloro-4-methoxy-pyrimidine CAS 5750-74-3
| CAS No. | 5750-74-3 |
| Molecular Formula | C5H10Cl2N2O |
| Molecular Weight | 185.05 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.
2,5-dichloro-4-methoxy-pyrimidine (CAS 5750-74-3) is a high-purity analytical reference standard with the molecular formula C5H10Cl2N2O and a molecular weight of 185.05 g/mol.
Based on its molecular formula C5H10Cl2N2O, 2,5-dichloro-4-methoxy-pyrimidine contains an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 185.05 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 2,5-dichloro-4-methoxy-pyrimidine 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 | C5H10Cl2N2O |
| Molecular Weight | 185.05 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) | 1.0 |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related dichloro Standards
- 4,5-dichloro-6-methoxy-pyrimidine (CAS 1806367-42-9)
- 2,4-Dichloro-5-methoxypyrimidine (CAS 19646-07-2)
- 3,4-dichloro-5-methoxy-pyridazine (CAS 63910-32-7)
- 3,6-dichloro-4-methoxypyridazine (CAS 70952-62-4)
- Methyl 3,4-dichloro-4-oxobutanoate (CAS 768401-35-0)
- Methyl 2,4-Dichloro-3-oxobutyrate (CAS 4877-84-3)
- trans-4,5-dichloro-4,5-dimethyl-1,3-dioxolan-2-one (CAS 116857-05-7)
- 4,5-Dichloro-2,6-difluoropyrimidine (CAS 24178-72-1)
Recommended Standards
- 1-chloro-4-(3-chloroprop-1-yn-1-yl)benzene (CAS 41412-82-2)
- 2,6-Dichlorohexanoic Acid (CAS 5077-75-8)
- 1-chloro-3-(3-chloroprop-1-yn-1-yl)benzene (CAS 41412-81-1)
- [1,2,5]Selenadiazolo[3,4-d]pyrimidine (CAS 273-48-3)
- 2-((4-Acetamidocyclohexyl)(methyl)amino)acetic acid (CAS 1353953-33-9)
- tert-Butyl (2S,5R)-5-(hydroxymethyl)-2-methylpiperazine-1-carboxylate (CAS 2206741-27-5)
- 5-(Aminomethyl)nicotinamide hydrochloride (CAS 1807542-98-8)
- Ethyl 4-(5-ethoxy-1H-1,2,3-triazol-1-yl)piperidine-1-carboxylate (CAS 90207-14-0)
- Methyl 2-chloro-4-methoxypyrimidine-5-carboxylate (CAS 1407180-77-1)
- 2-Ethyl-1h-imidazole-4,5-dicarbonitrile (CAS 57610-38-5)
- 1138445-65-4 9147AC C11H13BrN2O2 N-{4-[Acetyl(methyl)amino]phenyl}-2-bromoacetamide (CAS 1138445-65-4)
- Nicorandil impurity 64 (CAS CATO-C4X-190764)
- 2-Benzyl-3-methylquinoline-4-carboxylic acid (CAS 443905-01-9)
- Ephrin-A2-Selective YSA-Peptide (CAS 532441-10-4)
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