2-(2,3-Dichlorophenoxy)propanoic acid CAS 55507-94-3
| CAS No. | 55507-94-3 |
| Molecular Formula | C9H8Cl2O3 |
| Molecular Weight | 235.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(2,3-Dichlorophenoxy)propanoic acid (CAS 55507-94-3), molecular formula C9H8Cl2O3 and molecular weight 235.06 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-(2,3-Dichlorophenoxy)propanoic acid (C9H8Cl2O3) 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 235.06 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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-(2,3-Dichlorophenoxy)propanoic 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 | C9H8Cl2O3 |
| Molecular Weight | 235.06 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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.) | 1972 |
| Halogen Content | Cl-containing |
Related Dichlorophenoxy Standards
- (S)-2-(2,4-dichlorophenoxy)propanoic acid (CAS 15165-69-2)
- 2-(2,5-Dichlorophenoxy)propanoic acid (CAS 6965-71-5)
- 2-(3,4-Dichlorophenoxy)propanoic acid (CAS 3307-41-3)
- 2-(3,5-dichlorophenoxy)propanoic acid (CAS 68070-08-6)
- 3-(2,3-Dichlorophenoxy)propanoic acid (CAS 7170-58-3)
- 3-(2,4-dichlorophenoxy)propanoic acid (CAS 3284-80-8)
- 3-(2,5-dichlorophenoxy)propanoic acid (CAS 7170-68-5)
- 3-(3,4-Dichlorophenoxy)propanoic acid (CAS 3284-81-9)
Recommended Standards
- 2-(2,3-Dichloro-6-methylphenoxy)acetic acid (CAS 99847-04-8)
- [4-Chloro-2-(chloromethyl)phenoxy]acetic acid (CAS 4286-99-1)
- (3,5-Dichloro-2-methoxyphenyl)acetic acid (CAS 90348-69-9)
- Methyl 3,4-dichloro-2-methoxybenzoate (CAS 1935543-22-8)
- N-(4-(4-Methylpiperazin-1-yl)phenyl)-4-(3-nitrophenoxy)thieno[3,2-d]pyrimidin-2-amine (CAS 1353553-08-8)
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- 2-(3,5-Dimethylphenyl)-N'-hydroxyethanimidamide (CAS 885957-92-6)
- 3-((5-Bromo-2-methoxybenzyl)(methyl)amino)propan-1-ol (CAS 1240706-15-3)
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