methyl 3-(7-chloro-1-oxo-2,3-dihydro-1H-isoindol-2-yl)benzoate CAS 1245646-74-5
| CAS No. | 1245646-74-5 |
| Molecular Formula | C16H12ClNO3 |
| Molecular Weight | 301.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, methyl 3-(7-chloro-1-oxo-2,3-dihydro-1H-isoindol-2-yl)benzoate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 301.72 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
methyl 3-(7-chloro-1-oxo-2,3-dihydro-1H-isoindol-2-yl)benzoate (CAS 1245646-74-5), molecular formula C16H12ClNO3 and molecular weight 301.72 g/mol, is a CATO reference standard with documented purity and traceability.
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 methyl 3-(7-chloro-1-oxo-2,3-dihydro-1H-isoindol-2-yl)benzoate 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 | C16H12ClNO3 |
| Molecular Weight | 301.72 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 4-((3-Chlorobenzyl)oxy)-1H-indole-2-carboxylic acid (CAS 1215609-58-7)
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- 4-{[(tert-butoxy)carbonyl]amino}-5-chloro-2-methoxybenzoic acid (CAS 1155137-33-9)
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- (+-)-Epicatechin (CAS 17334-50-8)
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- 6-Amino-8-thioxo-3,7,8,9-tetrahydro-2H-purin-2-one (CAS 57071-62-2)
- 2-(Difluoromethyl)-4-fluoro-3-nitropyridine-6-carboxaldehyde (CAS 1805985-80-1)
- Quinuclidin-3-yldi-o-tolylmethanol hydrochloride (CAS 57734-70-0)
- Dimethyl 1-(2-amino-2-oxoethyl)-1H-1,2,3-triazole-4,5-dicarboxylate (CAS 1351772-76-3)
- Semaglutide impurity 106 (CAS CATO-C4X-2226106)
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