5-Hydroxy-2-(methylthio)pyrimidine CAS 4874-33-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4874-33-3 |
| Molecular Formula | C5H6N2OS |
| Molecular Weight | 142.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Hydroxy-2-(methylthio)pyrimidine (CAS 4874-33-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H6N2OS. Molecular weight: 142.18 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H6N2OS |
| Molecular Weight | 142.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Hydroxy Standards
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Recommended Standards
- 5-formylthiazole-2-carbonitrile (CAS 2090886-23-8)
- 5-Methoxy-2-thiophenecarbaldehyde (CAS 35087-46-8)
- 5-Ethyl-1,3,4-thiadiazole-2-carbaldehyde (CAS 2044797-24-0)
- 2-(3,4-Dihydroquinolin-1(2H)-yl)-2-oxoethyl 2-(methylthio)nicotinate (CAS 475055-51-7)
- Methyl 5-(methoxymethyl)furan-2-carboxylate (CAS 7042-04-8)
- Ethyl 5-bromo-3-(2-carboxy-vinyl)-1H-indole-2-carboxylate (CAS 885273-61-0)
- 8-Methyl-2-thioxo-1,2-dihydroquinoline-3-carbaldehyde (CAS 916441-12-8)
- 4-Bromo-3,5-diisopropylbenzonitrile (CAS 2143028-71-9)
- Semaglutide impurity 108 (CAS CATO-C4X-2226108)
- Tau Peptide (45-73) (Exon 2/Insert 1 Domain) trifluoroacetate salt (CAS 2022956-54-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com