2-(Acetyloxy)-5-chlorobenzoic acid CAS 1734-62-9
| CAS No. | 1734-62-9 |
| Molecular Formula | C9H7ClO4 |
| Molecular Weight | 214.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C9H7ClO4, 2-(Acetyloxy)-5-chlorobenzoic 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 214.60 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
2-(Acetyloxy)-5-chlorobenzoic acid (CAS 1734-62-9), molecular formula C9H7ClO4 and molecular weight 214.60 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 2-(Acetyloxy)-5-chlorobenzoic 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 | C9H7ClO4 |
| Molecular Weight | 214.60 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
Related Acetyloxy Standards
- (Acetyloxy)(thiophen-2-yl)methyl acetate (CAS 63011-97-2)
- 1-(Acetyloxy)heptyl acetate (CAS 56438-09-6)
- 2-(acetyloxy)-3-fluorophenyl acetate (CAS 55030-67-6)
- 1-[5-(Acetyloxy)-1H-indazol-1-yl]ethanone (CAS 36174-07-9)
- 5-(Acetyloxy)-1,3-benzoxathiol-2-one (CAS 82531-06-4)
- (2e)-3-{5-[(acetyloxy)methyl]furan-2-yl}prop-2-enoic acid (CAS 1415228-27-1)
- 5-Acetyloxy-4-acetyl-resorcinol (CAS 52751-41-4)
- 3-[(acetyloxy)methyl]-7-methoxy-8-oxo-7-[(thiophen-2-ylacetyl)amino]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5326-87-4 CTK8D6029 (CAS 5326-87-4)
Recommended Standards
- 4-chloro-7,8-difluoroquinolin-3-amine (CAS 1602975-52-9)
- (R)-6-Chloro-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxylic acid (CAS 1820579-80-3)
- 5-Acetoxy-2-chlorobenzoic acid (CAS 1565758-62-4)
- 4-Chloro-5,7-difluoro-2-methylquinazoline (CAS 1823885-13-7)
- Fmoc-N-Me-Asp(OMe)-OH (CAS 2044710-58-7)
- trans-4-[(R)-1-[(tert-Butyloxycarbonyl)amino]ethyl]cyclohexanecarboxylic acid (CAS 671815-99-9)
- 2-(6-Iminopyrimidin-1(6H)-yl)acetic acid (CAS 698338-52-2)
- Baricitinib Impurity 87 (CAS CATO-C4X-226087)
- 2-(5-Hydroxy-1H-indol-3-yl)acetamide (CAS 5933-27-7)
- 2-Bromo-4-chloro-5-fluorophenol (CAS 157165-23-6)
- ethyl 2-carbamoyl-2-cyanoacetate (CAS 6825-65-6)
- 5-(2,3-dihydro-1,4-benzodioxine-6-carbonyl)-1-methyl-1H-imidazole (CAS 1557653-00-5)
- 2-(1,1-Dioxo-1lambda6-thiomorpholin-4-yl)-2-phenylacetic acid (CAS 446276-14-8)
- Semaglutide Impurity 13 (CAS CATO-C4X-222613)
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