1',3',3'-Trimethylspiro[chromene-2,2'-indoline]-6-sulfonic acid CAS 82352-70-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 82352-70-3 |
| Molecular Formula | C19H19NO4S |
| Molecular Weight | 357.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1',3',3'-Trimethylspiro[chromene-2,2'-indoline]-6-sulfonic acid (CAS 82352-70-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C19H19NO4S. Molecular weight: 357.42 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C19H19NO4S |
| Molecular Weight | 357.42 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Trimethylspiro Standards
- 1,3,3-trimethylspiro[indoline-2,3'-naphtho[2,1-b][1,4]oxazine] 1,3-Dihydro-1,3,3-trimethylspiro[2H-indole-2,3 inverted exclamation marka-[3H]naphth[2,1-b][1,4]oxazine] 27333-47-7 Photorome I (CAS 27333-47-7)
- 1',3',3'-Trimethylspiro[chromene-2,2'-indolin]-6-ol (CAS 23001-29-8)
- 1,5,7-Trimethylspiro[indoline-3,2'-[1,3]dioxolan]-2-one (CAS 883644-89-1)
- 1,7,7-trimethylspiro[bicyclo[2.2.1]heptane-2,4’-imidazolidine]-2’,5’-dione (CAS 6929-30-2)
Recommended Standards
- (R)-Methyl 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-mercaptopropanoate (CAS 233266-69-8)
- 2-(3-Cyclohexyloxy-2-hydroxy-propylsulfamoyl)-benzoic acid (CAS 500118-86-5)
- Boc-NH-PEG3-sulfonic acid (CAS 1817735-32-2)
- 4-(trifluoromethyl)dihydro-2H-pyran-2,6(3H)-dione (CAS 4759-65-3)
- 2-(2-Methoxyphenyl)-6-methylquinoline-4-carboxylic acid (CAS 667435-77-0)
- tert-Butyl (3S,4S)-3-fluoro-4-((methylsulfonyl)oxy)pyrrolidine-1-carboxylate (CAS 2810049-98-8)
- (S)-3-(4-(1H-Pyrrol-1-yl)phenyl)-2-((tert-butoxycarbonyl)amino)propanoic acid (CAS 312619-46-8)
- 6-(((4-Methoxyphenyl)diphenylmethyl)amino)hexanoic acid (CAS 135672-64-9)
- tert-Butyl 3-iodo-4-nitro-1H-indole-1-carboxylate 1713160-51-0 (CAS 1713160-51-0)
- Gastric Inhibitory Polypeptide (human) (CAS 100040-31-1)
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