4-Methylisothiazolidine 1,1-dioxide CAS 89211-22-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 89211-22-3 |
| Molecular Formula | C4H9NO2S |
| Molecular Weight | 135.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methylisothiazolidine 1,1-dioxide (CAS 89211-22-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4H9NO2S. Molecular weight: 135.18 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4H9NO2S |
| Molecular Weight | 135.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methylisothiazolidine Standards
Recommended Standards
- 4-imino-1,4-oxathiane 4-oxide (CAS 708257-15-2)
- 3-methyl-1,1-dioxo-thietan-3-amine (CAS 943438-02-6)
- But-3-ene-1-sulfonamide (CAS 291514-02-8)
- 2-Imino-N,1,6-trimethyl-N-phenyl-1,2-dihydropyrimidin-4-amine (CAS 792874-36-3)
- 3-Nitrophenylhydrazine Hydrochloride (CAS 636-95-3)
- Ethyl 2-((4-chlorophenyl)amino)-4-methylthiazole-5-carboxylate (CAS 53040-41-8)
- 3-[(4-Chloro-3-methylphenoxy)methyl]phenylboronic acid (CAS 1072951-91-7)
- 1,1-Diethyl-2,6-dimethylpiperidin-1-ium bromide (CAS 19072-57-2)
- Trizodone Hydrochloride EP Impurity L (CAS 13078-15-4)
- Semaglutide Impurity 146 (CAS 2645421-68-5)
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