Sodium 2,3,3-trimethyl-3H-indole-5-sulfonate CAS 287188-58-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 287188-58-3 |
| Molecular Formula | C11H12NO3S Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Sodium 2,3,3-trimethyl-3H-indole-5-sulfonate (CAS 287188-58-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H12NO3S Na. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H12NO3S Na |
| Molecular Weight | 261.27 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) | 6.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Sodium Standards
- 2,2'-[(1,1,3-Trimethyl-1,3-propanediyl)bis(oxy)]bis[4,4,6-trimethyl-1,3,2-dioxaborinane] (CAS 100-89-0)
- methyl (2,2,4-trimethyl-3-oxo-1-phenylpentyl)carbamate (CAS 1000018-26-7)
- 4,6,8-Trimethyl-3-(methylthio)-4H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 1000576-94-2)
- 4-Methyl-2-(2,5,6-trimethyl-3-oxo-2,3-dihydropyridazin-4-yl)-1,3-thiazole-5-carboxylic acid (CAS 1000931-44-1)
- 1,2,5-Trimethyl-N-phenethylpiperidin-4-amine (CAS 100096-38-6)
- methyl 5-(1,3,5-trimethyl-1H-pyrazol-4-yl)isoxazole-3-carboxylate (CAS 1001519-19-2)
- 1,1,7-Trimethyl-2,3-dihydro-1H-inden-4-amine (CAS 100161-87-3)
- (R)-1,3,5-trimethyl-2-(phenylsulfinyl)benzene (CAS 100431-21-8)
Recommended Standards
- Tert-butyl 4-(6-chloropyridin-2-yl)piperazine-1-carboxylate (CAS 1239369-20-0)
- N-Boc-5-phenylpiperidine-3-carboxylic Acid (CAS 885274-99-7)
- Bromo-PEG1-NH2 (hydrobromide) (CAS 2287287-20-9)
- 4,5,9,10-Tetrabromoisochromeno[6,5,4-def]isochromene-1,3,6,8-tetraone (CAS 299962-88-2)
- tert-Butyl N-(4-bromo-3-fluorophenyl)-N-methylcarbamate (CAS 1881330-84-2)
- 3-(Cyclopropylsulfamoyl)benzene-1-sulfonyl chloride (CAS 930395-72-5)
- Semaglutide impurity 48 (CAS CATO-C4X-222648)
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