2,3-Dihydro-7-mercapto-2-oxobenzimidazole-5-carboxylic acid CAS 548458-12-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 548458-12-4 |
| Molecular Formula | C8H4N2O3S |
| Molecular Weight | 208.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,3-Dihydro-7-mercapto-2-oxobenzimidazole-5-carboxylic acid (CAS 548458-12-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H4N2O3S. Molecular weight: 208.19 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H4N2O3S |
| Molecular Weight | 208.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dihydro Standards
- 2-(3-Oxo-2,3-dihydro-4H-pyrido[3,2-b][1,4]oxazin-4-yl)acetic acid (CAS 1018293-21-4)
- Ethyl 7,8-dihydro-5H-pyrano[4,3-d]pyrimidine-4-carboxylate (CAS 1260663-69-1)
- 2-(7-Methyl-2,3-dihydro-1,4-benzodioxin-6-yl)acetic acid (CAS 1266372-12-6)
- 2-(3,4-Dihydro-2h-1,5-benzodioxepin-7-yl)acetic acid (CAS 127264-07-7)
- 2-(2,3-Dihydro-1-benzofuran-5-yl)-2-methoxyacetic acid (CAS 1353505-40-4)
- Methyl 3,4-dihydro-6-hydroxy-2H-1-benzopyran-3-carboxylate (CAS 1785318-81-1)
- 2-(2,3-dihydro-1,4-benzodioxin-6-yl)propanoic acid (CAS 193885-36-8)
- (R)-4-((4,5-Dihydro-1H-imidazol-2-yl)(hydroxy)methyl)benzene-1,2-diol (CAS 85232-94-6)
Recommended Standards
- 2-(Dimethylamino)-7-fluoro-4H-benzo[d][1,3]oxazin-4-one (CAS 866143-02-4)
- 2-methanesulfonylcyclopropane-1,1-dicarboxylic acid (CAS 2059948-72-8)
- 2-((Carboxymethyl)thio)succinic acid (CAS 99-68-3)
- 1-Dodecene, homopolymer (CAS 25067-08-7)
- 4-Bromo-N-(3-methylbenzyl)benzamide (CAS 710318-35-7)
- Revefenacin Impurity 12 Formate (CAS CATO-C4X-203142)
- 2-(5-Methylpyridin-2-yl)acetic acid HCl (CAS 1201194-56-0)
- 3-Thiocyanatopyridine (CAS 2645-25-2)
- 5-Cyclopropoxy-3-(trifluoromethyl)pyridine-2-sulfonamide (CAS 1243363-09-8)
- D-Pro36-Tirzepatide (CAS CATO-CPTD788903)
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