5-(Pyrazin-2-yl)-1,3,4-oxathiazol-2-one CAS 345631-84-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 345631-84-7 |
| Molecular Formula | C6H3N3O2S |
| Molecular Weight | 181.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-(Pyrazin-2-yl)-1,3,4-oxathiazol-2-one (CAS 345631-84-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H3N3O2S. Molecular weight: 181.17 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H3N3O2S |
| Molecular Weight | 181.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Pyrazin Standards
- 2-Oxo-2-((pyrazin-2-ylmethyl)amino)acetic acid (CAS 500887-43-4)
- 2-((1-(Pyrazin-2-yl)ethyl)amino)acetic acid (CAS 1341175-31-2)
- 2-(Methyl(pyrazin-2-ylmethyl)amino)acetic acid (CAS 1353969-79-5)
- 4-(Pyrazin-2-yl)benzonitrile (CAS 143526-42-5)
- Ethyl (pyrazin-2-ylmethyl)carbamate (CAS 500892-70-6)
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- 3-Methyl-2-(pyrazin-2-yl)butanoic acid (CAS 1341058-50-1)
Recommended Standards
- 4-nitrobenzo[c][1,2,5]thiadiazole (CAS 6583-06-8)
- 6-Nitrobenzo[d][1,2,3]thiadiazole (CAS 29241-16-5)
- 1-(3-Aminophenyl)phosphetane 1-oxide (CAS 2413875-72-4)
- tert-Butyl (1R,3R)-1-((tert-butylsulfinyl)amino)-3-fluoro-8-azaspiro[4.5]decane-8-carboxylate (CAS 2409579-73-1)
- (E)-({4-[4-(benzenesulfonyl)piperazin-1-yl]-3-nitrophenyl}methylidene)(methoxy)amine (CAS 383147-33-9)
- Didymin (CAS 14259-47-3)
- 4-(3-CHLOROPHENYL)-2,6-DIPHENYLPYRIMIDINE (CAS 1536209-87-6)
- Ethyl 3-methylpyrrolidine-3-carboxylate hydrochloride (CAS 1421604-12-7)
- [2-(prop-1-en-2-yl)oxolan-3-yl]methanamine (CAS 1803589-39-0)
- Prolactin-Releasing Peptide (1-31) (rat) (CAS 215510-06-8)
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