4-Chloro-2-Methylbenzoic Acid CAS 7499-07-2
| CAS No. | 7499-07-2 |
| Molecular Formula | C8H7ClO2 |
| Molecular Weight | 170.59 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.
4-Chloro-2-Methylbenzoic Acid (CAS 7499-07-2) is a high-purity analytical reference standard with the molecular formula C8H7ClO2 and a molecular weight of 170.59 g/mol.
Based on its molecular formula C8H7ClO2, 4-Chloro-2-Methylbenzoic Acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 170.59 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 4-Chloro-2-Methylbenzoic 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 | C8H7ClO2 |
| Molecular Weight | 170.59 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Halogen Content | Cl-containing |
Related Chloro Standards
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Recommended Standards
- Metaraminol Impurity 60 (CAS 501-53-1)
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- Tulobuterol Impurity 3 (CAS 133662-20-1)
- 2-Chlorophenol Acetate (CAS 4525-75-1)
- 3-Chloro-4-fluoro-N-methylbenzamide (CAS 1067637-36-8)
- 1H,4H,6H,7H-Pyrano[4,3-b]pyrrole-2-carboxylic acid (CAS 1263083-03-9)
- tert-Butyl 2-formyl-6,7-dihydropyrazolo[1,5-a]pyrazine-5(4H)-carboxylate (CAS 1286754-11-7)
- (S)-3-(trimethylsilyl)pyrrolidin-2-one (CAS 406497-08-3)
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- Ethyl (4-methoxybenzyl)glycinate hydrochloride (CAS 88720-15-4)
- 1-(3-Nitropyridin-4-yl)ethanone (CAS 161871-65-4)
- 2-((2-((4-Fluorobenzyl)amino)-2-oxoethyl)thio)acetic acid (CAS 338794-24-4)
- 3-[2-(Cyclobutylmethoxy)ethyl]piperidinehydrochloride (CAS 1220016-97-6)
- Semaglutide impound 212 (CAS CATO-C4X-2226212)
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 18665070610 / Nicole.chen@cato-chem.com