Benzo[c]isothiazole-4-carboxylic acid CAS 56910-99-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 56910-99-7 |
| Molecular Formula | C8H5NO2S |
| Molecular Weight | 179.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Benzo[c]isothiazole-4-carboxylic acid (CAS 56910-99-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H5NO2S. Molecular weight: 179.20 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H5NO2S |
| Molecular Weight | 179.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Benzo Standards
- Benzo[d]isothiazole-6-carboxylic acid (CAS 1015070-97-9)
- Benzo[d]isothiazole-5-carboxylic acid (CAS 1197944-17-4)
- Benzo[d]isothiazole-7-carboxylic acid (CAS 1260382-80-6)
- Benzo[d]thiazole-4-carboxylic acid (CAS 1260529-67-6)
- Benzo[d]isothiazole-4-carboxylic acid (CAS 1378831-60-7)
- Benzo[c][1,2,5]thiadiazole-4-carboxamide (CAS 1823869-65-3)
- Benzo[c][1,2,5]oxadiazole-5-carbothioamide (CAS 306935-24-0)
- Benzo[c]isothiazole-3-carboxylic acid (CAS 34250-66-3)
Recommended Standards
- Benzo[d]thiazole-7-carboxylic acid (CAS 677304-83-5)
- Benzothiazole-2-carboxylic acid (CAS 3622-04-6)
- Benzisothiazole-3-carboxylic Acid (CAS 40991-34-2)
- 1-Ethyl-5-((2-nitrophenoxy)methyl)-1H-pyrazole (CAS 1245822-80-3)
- 4009-98-7 (Methoxymethyl)triphenylphosphonium chloride Phosphonium, (methoxymethyl)triphenyl-, chloride AI3-60088 EINECS 223-664-5 EC 223-664-5 (CAS 4009-98-7)
- Methyl (R)-3-amino-3-(2-chloro-6-fluorophenyl)propanoate (CAS 1213394-28-5)
- 2-([1,1'-Biphenyl]-2-yl)ethen-1-one (CAS 22682-29-7)
- 3-(2-Methylpyrrolidin-1-yl)propan-1-amine (CAS 904677-81-2)
- 5-(Aminomethyl)-1-methylpiperidin-2-one hydrochloride (CAS 2736668-77-0)
- Semaglutide impurity 30 (CAS CATO-C4X-222630)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com