Pteridine-2-thiol CAS 16878-76-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 16878-76-5 |
| Molecular Formula | C6H4N4S |
| Molecular Weight | 164.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Pteridine-2-thiol (CAS 16878-76-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H4N4S. Molecular weight: 164.19 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H4N4S |
| Molecular Weight | 164.19 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Pteridine Standards
Recommended Standards
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- 4-Methyl-1H-pyrazolo[3,4-c]isothiazole-3-carbonitrile (CAS 1603826-47-6)
- 1-(2-Methylpropyl)azetidine-3-carboxylic acid (CAS 1127401-97-1)
- 1-(4-(Pyridin-3-yl)thiazol-2-yl)ethan-1-amine (CAS 1250223-59-6)
- 2-Amino-4,5,6,7-tetrahydro-1,3-benzothiazole-4-carboxylic acid (CAS 40440-23-1)
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- Semaglutide Impurity 187 (CAS CATO-C4X-2226187)
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