2-(2-Chloro-5-methylphenoxy)-2-methylpropanoic acid CAS 588692-86-8
| CAS No. | 588692-86-8 |
| Molecular Formula | C11H13ClO3 |
| Molecular Weight | 228.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 228.67 g/mol gives 2-(2-Chloro-5-methylphenoxy)-2-methylpropanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-(2-Chloro-5-methylphenoxy)-2-methylpropanoic acid (CAS 588692-86-8), molecular formula C11H13ClO3 and molecular weight 228.67 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-(2-Chloro-5-methylphenoxy)-2-methylpropanoic acid (C11H13ClO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 228.67 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C11H13ClO3 |
| Molecular Weight | 228.67 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.) | 1984 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- 5-Chloro-3-[(3-fluorophenyl)methyl]-1,2,4-thiadiazole (CAS 1029718-68-0)
- 5-Chloro-3-[(2-fluorophenyl)methyl]-1,2,4-thiadiazole (CAS 1029718-69-1)
- n-(3-Chloro-4-fluorophenyl)-1,3-thiazol-2-amine (CAS 1039314-85-6)
- Ethyl 2-(5-chloro-2-methoxyphenyl)acetate (CAS 1050481-78-1)
- Ethyl 2-(4-chloro-3-methoxyphenyl)acetate (CAS 1056987-17-7)
- 3-Chloro-4,5-diethoxybenzaldehyde (CAS 110732-06-4)
- 2-(5-Chloro-2-methoxyphenyl)-2-methylpropanoic acid (CAS 1183997-58-1)
- 2-Chloro-4-isopropoxybenzoic acid methyl ester (CAS 1192829-82-5)
Recommended Standards
- 2-((4-Chlorophenoxy)methyl)-1,4-dioxane (CAS 327087-79-6)
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- 1-Chloro-3-(3,4-dimethoxyphenyl)propan-2-one (CAS 33251-02-4)
- 2-(3-Chlorophenyl)benzofuran (CAS 65246-45-9)
- 3-thia-9-azaspiro[5.5]undecane hydrochloride (CAS 2060009-04-1)
- n-(2-Methylbut-3-yn-2-yl)pentan-1-amine (CAS 1342147-65-2)
- N1-(3-methoxybenzyl)propane-1,3-diamine (CAS 953072-25-8)
- 1-(Benzo[d]oxazol-3(2H)-yl)ethanone (CAS 65156-74-3)
- Furan-2-yl(3-(methylthio)-8-azabicyclo[3.2.1]octan-8-yl)methanone (CAS 1705092-07-4)
- 3-[(4-Bromo-2-nitrophenoxy)methyl]pyrrolidinehydrochloride (CAS 1220027-96-2)
- 1-(7-Methyl-2-(prop-2-yn-1-ylthio)-[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)ethan-1-one (CAS 886152-14-3)
- 1-(2-Methylpiperazin-1-yl)-2-phenylbutan-1-one (CAS 1240565-54-1)
- 1-(4-bromobutyl)-2-methyl-1H-imidazole hydrobromide (CAS 1423026-05-4)
- Mitogenic Pentapeptide (CAS 87173-03-3)
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