2-(4-Chlorophenyl)-2-hydroxypropionic Acid CAS 4445-13-0
| CAS No. | 4445-13-0 |
| Molecular Formula | C9H9ClO3 |
| Molecular Weight | 200.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-(4-Chlorophenyl)-2-hydroxypropionic Acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
CATO supplies 2-(4-Chlorophenyl)-2-hydroxypropionic Acid (CAS 4445-13-0), a certified reference material (molecular formula C9H9ClO3, MW 200.62 g/mol) for analytical method development and quality control.
Structurally, 2-(4-Chlorophenyl)-2-hydroxypropionic Acid (C9H9ClO3) 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 200.62 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 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.) | 1958 |
| Halogen Content | Cl-containing |
Related Chlorophenyl Standards
- (S)-2-(2-Chlorophenyl)-2-hydroxypropionic Acid (CAS 1215178-12-3)
- (R)-2-(2-Chlorophenyl)-2-hydroxypropionic Acid (CAS 1215178-13-4)
- 3-(2-Chlorophenyl)-3-hydroxypropanoic acid (CAS 121669-89-4)
- (S)-2-(4-Chlorophenyl)-2-hydroxypropanoic acid (CAS 1227210-79-8)
- Methyl 2-(3-chlorophenyl)-2-hydroxyacetate (CAS 13305-18-5)
- Methyl 2-(4-chlorophenyl)-2-hydroxyacetate (CAS 13305-19-6)
- 3-(2-Chlorophenyl)-2-hydroxypropionic Acid (CAS 133373-31-6)
- 3-(3-Chlorophenyl)-2-hydroxypropionic Acid (CAS 139546-79-5)
Recommended Standards
- 2-(4-Chlorophenoxy)-N-hydroxyethanimidamide (CAS 79295-18-4)
- 2-(4-Chlorophenyl)-2-methoxyacetic acid (CAS 4674-24-2)
- 2-(4-Chlorophenoxy)acetohydrazide (CAS 2381-75-1)
- 2-(5-Chloro-2-methylphenoxy)acetic acid (CAS 25141-38-2)
- PLX 647 dihydrochloride (CAS 1779796-38-1)
- 2,5-Bis(allyloxy)terephthalohydrazide (CAS 2227151-69-9)
- Methyl 5-amino-1H-indazole-7-carboxylate (CAS 885272-08-2)
- (2S,4R)-1-Boc-2-carbamoyl-4-hydroxypyrrolidine (CAS 109384-24-9)
- 2-[(dimethylamino)methyl]-3-hydroxy-3-phenylpropanenitrile (CAS 343776-88-5)
- tert-Butyl (2,5-difluorophenyl)carbamate (CAS 129589-71-5)
- Biapenem impurity 14 (CAS CATO-C4X-227314)
- 4-Cyclopentyl-5-(pyridin-4-yl)-4h-1,2,4-triazole-3-thiol (CAS 672342-05-1)
- 2-Cyano-4-cyclopropoxynicotinic acid (CAS 1243381-48-7)
- Neuropeptide K, porcine (CAS 106441-70-7)
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