1-Hydroxy-2-methyl-3-oxoisoindoline-1-carboxylic acid CAS 243147-60-6
| CAS No. | 243147-60-6 |
| Molecular Formula | C10H9NO4 |
| Molecular Weight | 207.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
1-Hydroxy-2-methyl-3-oxoisoindoline-1-carboxylic acid (CAS 243147-60-6), molecular formula C10H9NO4 and molecular weight 207.18 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 1-Hydroxy-2-methyl-3-oxoisoindoline-1-carboxylic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 207.18 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 1-Hydroxy-2-methyl-3-oxoisoindoline-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 | C10H9NO4 |
| Molecular Weight | 207.18 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 1,2,3,4-Tetrahydro-7-hydroxy-2-oxo- 6-quinolinecarboxylic acid (CAS 59865-02-0)
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- 2-((1-Oxoisoindolin-4-yl)oxy)acetic acid (CAS 366453-24-9)
- Thorin, indicator for sulfate titration (CAS 3688-92-4)
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- N-(Pyrimidin-4-yl)acetamide (CAS 16166-22-6)
- 4-(4-(1h-Indol-4-yl)-3,4,6,7-tetrahydro-5h-imidazo[4,5-c]pyridin-5-yl)-4-oxobutanoic acid (CAS 1071914-00-5)
- 1-((4-Bromophenyl)sulfonyl)-3-fluorobenzene (CAS 1807542-99-9)
- 2-Bromo-6-ethylphenol (CAS 24885-48-1)
- (3-phenylpropyl)urea (CAS 25017-27-0)
- 3,5-Difluorobenzaldehyde 32085-88-4 AS01455 BENZALDEHYDE, 3,5-DIFLUORO- (CAS 32085-88-4)
- 1,2,3,4,6-Pentachloronaphthalene (CAS 67922-26-3)
- Semaglutide Impurity 143 (CAS CATO-C4X-2226143)
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