[1,3]Dithiolo[4,5-b]pyrazin-2-one CAS 4428-04-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4428-04-0 |
| Molecular Formula | C5H2N2OS2 |
| Molecular Weight | 170.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity [1,3]Dithiolo[4,5-b]pyrazin-2-one (CAS 4428-04-0) pharmaceutical standards reference standard. Molecular formula: C5H2N2OS2. Molecular weight: 170.21 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H2N2OS2 |
| Molecular Weight | 170.21 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) | 6.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Dithiolo Standards
- [1,3]Dithiolo[4,5-c][1,2,5]thiadiazol-5-one (CAS 153139-58-3)
- 3H-[1,2]Dithiolo[3,4-b]pyridine-3-thione (CAS 3445-78-1)
- [1,3]Dithiolo[4,5-d][1,3]dithiol-2-one (CAS 85720-62-3)
- 5-Ethyl-[1,3]dithiolo[4,5-b]pyrazin-2-one (CAS 80458-32-8)
- [1,3]Dithiolo[4,5-d][1,3]dithiole-2,5-dione (CAS 64394-45-2)
- 5-Propyl-[1,3]dithiolo[4,5-d][1,3]dithiole-2-thione (CAS 202126-48-5)
- 2,2'-bi[1,3]dithiolo[4,5-d][1,3]dithiolylidene (CAS 68550-20-9)
- [2,2'-Bi[1,3]dithiolo[4,5-d][1,3]dithiolylidene]-5,5'-dione (CAS 64394-47-4)
Recommended Standards
- (S)-Ethyl 2-amino-5-cyanopentanoate (CAS 763883-57-4)
- 1-(1-Hydroxycyclobutyl)cyclobutane-1-carboxylic acid (CAS 51175-05-4)
- (S)-5-Oxo-1-propylpyrrolidine-2-carboxamide (CAS 412042-29-6)
- (S)-6-((Methylthio)methyl)piperazin-2-one (CAS 1240590-57-1)
- 4-Chloro-5-fluoro-1H-benzo[d]imidazole (CAS 1360902-43-7)
- (E)-4-(4-Methoxy-2,3,6-trimethylphenyl)but-3-en-2-one (CAS 62924-31-6)
- 4-(Diethoxyphosphorylmethyl)-benzoic acid methyl ester (CAS 158559-76-3)
- Moxifloxacin impurity 117 (CAS 1585176-91-5)
- Upadacitinib Impurity 76 (CAS 2270173-67-4)
- Tirzepatide Impurity 10 (CAS CATO-C4X-324010)
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