Pyrimidine-5(4H)-thione CAS 220560-98-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 220560-98-5 |
| Molecular Formula | C4H4N2S |
| Molecular Weight | 112.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Pyrimidine-5(4H)-thione (CAS 220560-98-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H4N2S. Molecular weight: 112.15 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H4N2S |
| Molecular Weight | 112.15 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.) | 2020 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Pyrimidine Standards
Recommended Standards
- Pyridazine-4-thiol (CAS 54700-00-4)
- Pyridazine-3-thiol (CAS 28544-77-6)
- Thiophene-3-carbaldehyde (CAS 498-62-4)
- 4-Bromo-5-fluoro-1,3-benzodioxole (CAS 1427428-42-9)
- (S)-tert-Butyl((5-oxotetrahydrofuran-2-yl)methyl)carbamic acid (CAS 714972-42-6)
- 2-((P-tolylthio)methyl)-1H-benzo[d]imidazole (CAS 324774-00-7)
- 3,4-Dihydro-1H-pyrido[1,2-a]pyrimidin-6(2H)-one hydrochloride (CAS 1332586-91-0)
- 5-Bromo-2-(4-fluorophenyl)-1H-indole-3-carboxylic acid (CAS 1956377-34-6)
- Ethyl 7-methylpyrazolo[1,5-a]pyrimidine-5-carboxylate (CAS 90840-53-2)
- Acetyl Tetrapeptide-11 (CAS 928006-88-6)
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