4-Chloro-6-cyclopropyl-2-(methylsulfonyl)pyrimidine CAS 21573-01-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21573-01-3 |
| Molecular Formula | C8H9ClN2O2S |
| Molecular Weight | 232.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Chloro-6-cyclopropyl-2-(methylsulfonyl)pyrimidine (CAS 21573-01-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H9ClN2O2S. Molecular weight: 232.69 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H9ClN2O2S |
| Molecular Weight | 232.69 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 4-chloro-2-(pyrrolidin-1-yl)-1,3-thiazole-5-carboxylic acid (CAS 1211296-57-9)
- 4-Chloro-2-(morpholin-4-yl)-1,3-thiazole-5-carbaldehyde (CAS 129880-84-8)
- 2-Chloro-N-methyl-N-(2-oxo-2-(thiazol-2-yl)ethyl)acetamide (CAS 1353968-24-7)
- Methyl 5-chloro-6-methyl-2-methylsulfanylpyrimidine-4-carboxylate (CAS 1378865-49-6)
- 5-Chloro-2-(pyrrolidin-1-yl)thiazole-4-carboxylic acid (CAS 1403565-61-6)
- 1-(4-Chloro-2-hydroxy-5-methoxyphenyl)thiourea (CAS 1820683-26-8)
- 5-Chloro-2-(isopropylthio)pyrimidine-4-carboxylic acid (CAS 874129-19-8)
- 5-Chloro-2-(propylthio)pyrimidine-4-carboxylic acid (CAS 890014-92-3)
Recommended Standards
- 3-(Chloromethyl)-3,4-dihydro-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 332186-46-6)
- 3-(2-Chloroacetyl)-1-[(thiophen-2-yl)methyl]urea (CAS 871909-81-8)
- 2-[(2-chloropropanoyl)amino]thiophene-3-carboxamide (CAS 879361-67-8)
- Benzyl (2,2-dimethylthietan-3-yl)carbamate (CAS 1866247-99-5)
- 2-(2-(Cyclohexylthio)ethyl)piperidine (CAS 1251285-59-2)
- 6-(Allylsulfonyl)-4-methylquinolin-2(1H)-one (CAS 1207858-44-3)
- 2-((3-Aminophenyl)amino)acetic acid (CAS 6262-30-2)
- 1-[(3-Chlorophenyl)methyl]-6-(4-methoxyphenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile (CAS 252060-09-6)
- (2R,3R,4S,5R)-2-(6-Amino-2-(dec-1-yn-1-yl)-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol (CAS 100647-74-3)
- Neuropeptide Y (free acid) (human, rat) trifluoroacetate salt (CAS 99575-89-0)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com