6-Nitrobenzo[b]thiophene-2-carboxylic acid CAS 19983-42-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 19983-42-7 |
| Molecular Formula | C9H5NO4S |
| Molecular Weight | 223.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Nitrobenzo[b]thiophene-2-carboxylic acid (CAS 19983-42-7) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H5NO4S. Molecular weight: 223.21 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H5NO4S |
| Molecular Weight | 223.21 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.) | 1962 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Nitrobenzo Standards
- 7-Nitrobenzo[b]thiophene-2-carboxylic acid (CAS 90407-22-0)
- 2-((4-Nitrobenzo[c][1,2,5]oxadiazol-5-yl)amino)ethan-1-ol (CAS 332164-33-7)
- N-(6-nitrobenzo[d][1,3]dioxol-5-yl)acetamide (CAS 81864-14-4)
- 6-Nitrobenzo[d]thiazole-2-carboxylic acid (CAS 131123-99-4)
- 5-Nitrobenzo[d]oxazole-2-carbohydrazide (CAS 50486-35-6)
- Methyl 5-nitrobenzo[d]isoxazole-3-carboxylate (CAS 540751-01-7)
- Methyl 5-nitrobenzo[d]oxazole-2-carboxylate (CAS 49559-61-7)
- Methyl 6-nitrobenzo[d]isoxazole-3-carboxylate (CAS 5453-86-1)
Recommended Standards
- 6-Amino-7-dimethylphosphoryl-indan-1-one (CAS 2267330-81-2)
- 5-Nitrobenzothiophene-2-carboxylic Acid (CAS 6345-55-7)
- Diethyl (2-(dimethylamino)-2-oxoethyl)phosphonate (CAS 3842-86-2)
- 1-(5-((2,4-Dichlorophenyl)thio)-4-nitrothiophen-2-yl)ethanone (CAS 1247819-56-2)
- N-(2,4-dichlorophenyl)-2-(2-methyladamantan-2-yl)acetamide (CAS 400083-17-2)
- 3-(Benzylamino)propanoic acid (CAS 5426-62-0)
- (S)-3-(3-Cbz-5-oxo-4-oxazolidinyl)propionic Acid (CAS 23632-67-9)
- 2-(1-Benzyl-1H-imidazol-4-yl)ethan-1-amine dihydrochloride (CAS 51720-40-2)
- 5-((3-Methoxybenzyl)oxy)-1-methyl-4-oxo-1,4-dihydropyridine-2-carboxylic acid (CAS 1105190-88-2)
- Pancreatic Polypeptide (31-36) Free Acid, human (CAS 192432-73-8)
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