2-(2,4,5-Trimethylphenyl)acetic acid CAS 3167-01-9
| CAS No. | 3167-01-9 |
| Molecular Formula | C11H14O2 |
| Molecular Weight | 178.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-(2,4,5-Trimethylphenyl)acetic acid (CAS 3167-01-9) is a high-purity analytical reference standard with the molecular formula C11H14O2 and a molecular weight of 178.23 g/mol.
Based on its molecular formula C11H14O2, 2-(2,4,5-Trimethylphenyl)acetic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 178.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
CATO manufactures 2-(2,4,5-Trimethylphenyl)acetic 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 | C11H14O2 |
| Molecular Weight | 178.23 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Trimethylphenyl Standards
- 3,4,5-Trimethylphenyl acetate (CAS 6719-74-0)
- 3-(2,4,5-Trimethylphenyl)propan-1-ol (CAS 1000508-47-3)
- (S)-1-(2,4,5-trimethylphenyl)propan-1-amine (CAS 1212851-34-7)
- (R)-1-(2,4,5-trimethylphenyl)propan-1-amine (CAS 1213552-67-0)
- 2-(2,4,5-Trimethylphenyl)propan-2-amine (CAS 1314746-81-0)
- 2,4,5-Trimethylphenyl isothiocyanate (CAS 19241-18-0)
- 2,4,6-Trimethylphenyl Isothiocyanate (CAS 6095-82-5)
- N-(3,4,5-Trimethylphenyl)acetamide (CAS 1467-34-1)
Recommended Standards
- 2-(2,3-Dihydro-benzofuran-5-yl)-propan-2-ol (CAS 82954-97-0)
- 2-(2,4-Dimethylphenoxymethyl)oxirane (CAS 20217-04-3)
- 2-(2,3-Dihydrobenzofuran-2-yl)propan-2-ol (CAS 24007-50-9)
- 2-(2,4-Dimethylphenyl)acetohydrazide (CAS 6597-51-9)
- (4-Bromo-benzyl)-(1-methyl-2-trifluoromethoxyethyl)-amine (CAS 1208078-75-4)
- N-Benzyl-2-bromopyrimidin-4-amine (CAS 1209459-46-0)
- 1-(3-Chloro-1,4-dioxo-1,4-dihydronaphthalen-2-yl)-N-cyclopentylpiperidine-4-carboxamide (CAS 444151-91-1)
- 4-Nitro-1-propyl-1h-pyrazole-3-carboxylic acid (CAS 1006957-63-6)
- 2-Ethynyl-5-fluorophenol (CAS 1882503-46-9)
- 4-((4-Benzylpiperidin-1-yl)methyl)thiazol-2(3h)-imine (CAS 1098360-51-0)
- 7-Acetyl-5-bromoindole (CAS 1253789-74-0)
- (3aR,5 inverted exclamation markaS,7aR)-Dihydro-2,2-dimethyl-3 inverted exclamation marka-(4-methylphenyl)-spiro[6H-1,3-dioxolo[4,5-c]pyran-6,5 inverted exclamation marka-oxazolidine]-2 inverted exclamation marka,7(4H)-dione 403501-30-4 Shi Epoxidation Oxazolidinone Methyl Catalyst (CAS 403501-30-4)
- 3-(Pyridin-2-yl)piperazin-2-one (CAS 1246548-67-3)
- Semaglutide impurity 269 (CAS CATO-C4X-2226269)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com