2-(2-Methyl-4-(methylsulfonyl)phenoxy)acetic acid CAS 1368137-95-4
| CAS No. | 1368137-95-4 |
| Molecular Formula | C10H12O5S |
| Molecular Weight | 244.26 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-Methyl-4-(methylsulfonyl)phenoxy)acetic acid (CAS 1368137-95-4) is a high-purity analytical reference standard with the molecular formula C10H12O5S and a molecular weight of 244.26 g/mol.
Structurally, 2-(2-Methyl-4-(methylsulfonyl)phenoxy)acetic acid (C10H12O5S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, 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 244.26 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C10H12O5S |
| Molecular Weight | 244.26 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Sulfur Atoms | 1 |
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Recommended Standards
- [4-(3-Fluoro-4-methylphenyl)phenyl]acetic acid (CAS 1365272-72-5)
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- 1-Methyl-2-(4-(trifluoromethyl)phenyl)piperazine (CAS 1380897-78-8)
- Ethyl 5-bromo-1H-pyrrolo[3,2-b]pyridine-2-carboxylate (CAS 1255098-82-8)
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- 3-(2-Hydroxyphenyl)-1-phenyl-1-propanone, 97% (CAS 56052-53-0)
- 6-Hydroxy-5-(8-methylnonyl)-2-(4-octylphenyl)pyrimidin-4(1H)-one (CAS 144314-75-0)
- 3,3-Dimethyl-N-((4-methylmorpholin-2-yl)methyl)butan-1-amine (CAS 1479983-25-9)
- 3,4-difluoro-5-sulfamoylbenzoic acid (CAS 926238-33-7)
- 9-Bromononanoic acid (CAS 41059-02-3)
- Tert-butyl (3-fluoro-4-methylphenyl)carbamate (CAS 494789-04-7)
- tert-Butyl-d9 Acrylate (stabilized with hydroquinone) (CAS 928163-00-2)
- D-Ser39-Tirzepatide (CAS CATO-CPTD788694)
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