Methyl 2-(5-chloro-2-hydroxyphenyl)acetate CAS 441356-47-4
| CAS No. | 441356-47-4 |
| Molecular Formula | C9H9ClO3 |
| Molecular Weight | 200.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system, Methyl 2-(5-chloro-2-hydroxyphenyl)acetate is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 200.62 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Methyl 2-(5-chloro-2-hydroxyphenyl)acetate (CAS 441356-47-4) is a high-purity analytical reference standard with the molecular formula C9H9ClO3 and a molecular weight of 200.62 g/mol.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures Methyl 2-(5-chloro-2-hydroxyphenyl)acetate 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 | C9H9ClO3 |
| Molecular Weight | 200.62 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), 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; Hygroscopic; reseal immediately after opening; 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.) | 2025 |
| Halogen Content | Cl-containing |
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Recommended Standards
- Methyl 2-(3-chlorophenoxy)acetate (CAS 74411-14-6)
- Methyl 2,3-diamino-5-chlorobenzoate (CAS 314248-61-8)
- methyl 2-(2-chloro-4-hydroxyphenyl)acetate (CAS 72766-07-5)
- Methyl 2,3-diamino-6-chlorobenzoate (CAS 635317-47-4)
- 3-(2-(4-(5-(Methoxymethyl)-2-oxooxazolidin-3-yl)phenoxy)ethyl)benzonitrile (CAS 79038-97-4)
- 2,2,3,3-Tetrafluoro-7-nitro-2,3-dihydrobenzo[b][1,4]dioxin-6-amine (CAS 2149597-44-2)
- (R)-2-(2-Aminoacetamido)-3-hydroxypropanoic acid (CAS 82660-87-5)
- 2-Methoxyacetohydrazide (CAS 20605-41-8)
- 2,2'-Biindolyl 2835AE 40899-99-8 C16H12N2 (CAS 40899-99-8)
- S-Metolachlor CGA 50267 (CAS 82508-03-0)
- Sulfisozole sodium (CAS 79921-43-0)
- tert-Butyl (4-(2-aminoacetamido)cyclohexyl)carbamate (CAS 1353960-37-8)
- Etizolam Impurity 12 (CAS 67727-22-4)
- Semaglutide impurity 107 (CAS CATO-C4X-2226107)
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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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com