1-Methyl-7-nitro-1,3-dihydrobenzo[c]isothiazole 2,2-dioxide CAS 189013-84-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 189013-84-1 |
| Molecular Formula | C8H8N2O4S |
| Molecular Weight | 228.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Methyl-7-nitro-1,3-dihydrobenzo[c]isothiazole 2,2-dioxide (CAS 189013-84-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H8N2O4S. Molecular weight: 228.23 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H8N2O4S |
| Molecular Weight | 228.23 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2011 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 1-Methyl-4-nitro-1,3-dihydrobenzo[c]isothiazole 2,2-dioxide (CAS 94514-77-9)
- 1-Methyl-5-nitro-1,3-dihydrobenzo[c]isothiazole 2,2-dioxide (CAS 30725-77-0)
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Recommended Standards
- 4-(Hydroxymethyl)benzo[d]oxazole-2-sulfonamide (CAS 1806307-61-8)
- 2-(4-Fluorophenyl)-[1,2,4]triazolo[1,5-a]pyridin-7-amine (CAS 1892748-29-6)
- 2-(Hydroxymethyl)benzo[d]oxazole-7-sulfonamide (CAS 1804203-67-5)
- Methyl 4-hydroxy-2-(trifluoromethyl)thieno[3,4-b]pyridine-7-carboxylate (CAS 175203-39-1)
- 2-Ethyl-6-nitroquinolin-4(1H)-one (CAS 112182-48-6)
- 5-(Tert-butoxycarbonyl)octahydropyrrolo[3,4-c]pyrrole-1-carboxylic acid (CAS 1779667-21-8)
- Chlorazanil hydrochloride (CAS 2019-25-2)
- 5-(2-Chloropyridin-3-yl)-3-cyclopropyl-1,2,4-oxadiazole (CAS 1239747-93-3)
- 2-(aminomethyl)-N,N-dimethylpyridin-3-amine (CAS 1219364-83-6)
- Pancreatic Polypeptide (31-36), amide, human (CAS 74012-13-8)
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