(R)-5-(methylsulfonyl)isoindoline-1-carboxylic acid CAS 1389390-05-9
| CAS No. | 1389390-05-9 |
| Molecular Formula | C10H11NO4S |
| Molecular Weight | 241.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (R)-5-(methylsulfonyl)isoindoline-1-carboxylic acid (CAS 1389390-05-9), a certified reference material (molecular formula C10H11NO4S, MW 241.26 g/mol) for analytical method development and quality control.
(R)-5-(methylsulfonyl)isoindoline-1-carboxylic acid (C10H11NO4S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures (R)-5-(methylsulfonyl)isoindoline-1-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H11NO4S |
| Molecular Weight | 241.26 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.) | 1991 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related R Standards
- 3-(Methylsulfonyl)-7,8-dihydroquinoline-2,5(1H,6H)-dione (CAS 1333771-11-1)
- 5-(Methylsulfonyl)isoindoline-1-carboxylic acid (CAS 1391008-80-2)
- 1-(2-(Methylsulfonyl)cyclopropyl)-4-nitrobenzene (CAS 1708317-28-5)
- 1-(Methylsulfonyl)indoline-5-carboxylic acid (CAS 712319-44-3)
- 1-(1-(1-(Methylsulfonyl)-1H-pyrazol-3-yl)ethyl)-1H-1,2,4-triazole (CAS 400077-64-7)
- 2-Methyl-5-((methylsulfonyl)methyl)pyrazolo[1,5-a]pyrimidin-7(1H)-one (CAS 383147-76-0)
- 2-(4-(Methylsulfonyl)phenyl)morpholine (CAS 1097797-22-2)
- 3-(2-(Methylsulfonyl)phenoxy)pyrrolidine (CAS 1249049-01-1)
Recommended Standards
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- tert-Butyl (3aR,5R,7aR)-5-(hydroxymethyl)-3,3a,5,6,7,7a-hexahydro-2H-pyrano[3,2-b]pyrrole-1-carboxylate (CAS 1310381-38-4)
- 3-(2-Cyanobenzoyl)thiophene (CAS 909421-73-4)
- Semaglutide impurity 92 (CAS CATO-C4X-222692)
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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