4-(1,3-Dioxoisoindolin-2-yl)benzenesulfonamide CAS 4479-70-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4479-70-3 |
| Molecular Formula | C14H10N2O4S |
| Molecular Weight | 302.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(1,3-Dioxoisoindolin-2-yl)benzenesulfonamide (CAS 4479-70-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H10N2O4S. Molecular weight: 302.31 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H10N2O4S |
| Molecular Weight | 302.31 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dioxoisoindolin Standards
- 4-(1,3-Dioxoisoindolin-2-yl)butane-2-sulfonyl chloride (CAS 1144524-93-5)
- 1,3-Dioxoisoindolin-2-yl 4-chlorobenzoate (CAS 63591-89-9)
- 4-(1,3-Dioxoisoindolin-2-yl)benzenesulfonic acid (CAS 86581-47-7)
- Methyl 1-(2-(1,3-dioxoisoindolin-2-yl)ethyl)-1H-1,2,3-triazole-4-carboxylate (CAS 1351398-31-6)
- 2-(1,3-Dioxoisoindolin-2-yl)-2-phenylacetyl chloride (CAS 5688-96-0)
- 2-((1,3-Dioxoisoindolin-4-yl)thio)benzoic acid (CAS 92461-32-0)
- Ethyl 5-((1,3-dioxoisoindolin-2-yl)methyl)furan-2-carboxylate (CAS 383662-76-8)
- 3-((1,3-Dioxoisoindolin-2-yl)methyl)-4,4-difluoro-3-hydroxybutanoic acid (CAS 934961-89-4)
Recommended Standards
- 3-Amino-2-(4-fluorophenyl)benzo[4,5]imidazo[1,2-a]pyridine-4-carbonitrile (CAS 400085-94-1)
- 4-(2-Hydrazinyl-5-nitrobenzenesulfonyl)morpholine (CAS 328028-49-5)
- 3-(2-furylmethyl)-2-mercapto-4-oxo-3,4-dihydroquinazoline-7-carboxylic acid (CAS 403721-12-0)
- 3-([1,1'-Biphenyl]-4-yl)-1H-1,2,4-triazol-5-amine (CAS 168893-47-8)
- 5-bromo-2-methyl-triazole-4-carboxylic acid (CAS 1372711-56-2)
- Quinazoline-2,4-diamine sulfate (CAS 81080-73-1)
- 2-(3-(Hydroxymethyl)phenoxy)acetonitrile (CAS 123226-30-2)
- 2-(3,5-Bis(trifluoromethyl)phenyl)acetamide (CAS 184969-54-8)
- Meropenem Impurity 48 (CAS CATO-C4X-130948)
- Autocamtide-2-Related Inhibitory Peptide TFA (CAS 167114-91-2（free base）)
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