1H-Imidazole-2-sulfinic acid CAS 160291-68-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 160291-68-9 |
| Molecular Formula | C3H4N2O2S |
| Molecular Weight | 132.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 1H-Imidazole-2-sulfinic acid (CAS 160291-68-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C3H4N2O2S. Molecular weight: 132.14 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C3H4N2O2S |
| Molecular Weight | 132.14 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2002 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related H Standards
- 1H-Imidazole-4-carbonyl chloride (CAS 56460-32-3)
- (1H-imidazole-4,5-diyl)dimethanol (CAS 33457-48-6)
- 1H-imidazole-2-carbothioamide (CAS 438554-23-5)
- 1h-Imidazole-4-carbothioamide (CAS 95962-95-1)
- 1h-Imidazole-5-carbohydrazide (CAS 18329-78-7)
- 1h-Imidazole-2-carbohydrazide (CAS 68251-67-2)
- 1H-IMIDAZOLE-5-CARBOXALDEHYDE, 4-PROPYL- (CAS 97749-72-9)
- 1H-Imidazole-4-carboxylic acid dimethylamide (CAS 56486-26-1)
Recommended Standards
- 6-fluoropyrazine-2-carbaldehyde (CAS 1197228-01-5)
- 5-fluoropyrazine-2-carbaldehyde (CAS 1637536-40-3)
- (2R,4R)-4-Fluoropyrrolidine-2-carboxamide (CAS 1064078-38-1)
- 4-(Cyclopropylsulfonyl)-2-methylphenol (CAS 1147558-15-3)
- 3'-Acetyl-[1,1'-biphenyl]-4-carboxylicacid (CAS 199678-04-1)
- 7-Cyclopropyl-1-ethyl-4-oxo-2-thioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-5-carboxylic acid (CAS 938002-51-8)
- N-Boc-4-(Fmoc-amino)-L-phenylalanine (CAS 114346-31-5)
- (3aS,4R,6aR)-2,2-Dimethyl-3a,6a-dihydro-4H-cyclopenta[d][1,3]dioxol-4-ol (CAS 216015-22-4)
- 3-hydroxy-5-(trifluoromethyl)thiophene-2-carboxylic acid (CAS 217959-85-8)
- Tau Peptide (301-315) trifluoroacetate salt (CAS 330456-48-9)
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