5-Chloro-2,6-dimethylpyrimidin-4-ol CAS 20551-34-2
| CAS No. | 20551-34-2 |
| Molecular Formula | C6H7ClN2O |
| Molecular Weight | 158.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C6H7ClN2O, 5-Chloro-2,6-dimethylpyrimidin-4-ol 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 158.59 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.
5-Chloro-2,6-dimethylpyrimidin-4-ol (CAS 20551-34-2) is a high-purity analytical reference standard with the molecular formula C6H7ClN2O and a molecular weight of 158.59 g/mol.
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 5-Chloro-2,6-dimethylpyrimidin-4-ol 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 | C6H7ClN2O |
| Molecular Weight | 158.59 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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.) | 1962 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 1-(4-Chloro-1-methyl-1H-pyrazol-3-yl)ethan-1-one (CAS 1004194-08-4)
- 6-Chloro-N4-methylpyrimidine-2,4-diamine (CAS 1005-37-4)
- 4-Chloro-1-ethyl-1H-pyrazole-3-carbaldehyde (CAS 1005583-83-4)
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Recommended Standards
- 5-Chloro-1-ethyl-1H-imidazole-4-carbaldehyde (CAS 62260-62-2)
- 5-Chloro-2-methoxypyridin-3-amine (CAS 886373-70-2)
- 5-Chloro-1,4-dimethylpyrimidin-2(1H)-one (CAS 63331-37-3)
- 5-Chloro-2-methoxypyridin-4-amine (CAS 719305-30-3)
- 2-cyclopropyl-3-oxopropanenitrile (CAS 256376-79-1)
- 3-((5-Chloro-8-methoxyquinolin-4-yl)amino)benzoic acid (CAS 1315343-84-0)
- 4-Fluoropyrimidine-5-methanol (CAS 1804387-91-4)
- 3-Chloro-2'-(pyrrolidine-3-carbonyl)-[1,1'-biphenyl]-4-carboxylic acid (CAS 1261995-78-1)
- 4-Bromo-6-chloro-2-trifluoromethylphenol (CAS 1414870-65-7)
- 2-Amino-3-bromoquinoline (CAS 36825-31-7)
- 2-(2,2,2-Trifluoroethoxy)benzoic acid (CAS 35480-46-7)
- 1-Acetylpyrrolidine-3-carboxylic acid (CAS 712270-40-1)
- 2-{[5-(4-tert-Butylphenyl)-4-phenyl-4h-1,2,4-triazol-3-yl]sulfanyl}acetic acid (CAS 312522-54-6)
- (Tyr?)-C-Type Natriuretic Peptide (32-53) (human, porcine, rat) (CAS 142878-79-3)
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