4-(2-Methoxy-4-methylphenyl)thiazole-2-carboxylic acid CAS 886367-17-5
| CAS No. | 886367-17-5 |
| Molecular Formula | C12H11NO3S |
| Molecular Weight | 249.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
4-(2-Methoxy-4-methylphenyl)thiazole-2-carboxylic acid (CAS 886367-17-5) is a high-purity analytical reference standard with the molecular formula C12H11NO3S and a molecular weight of 249.29 g/mol.
Structurally, 4-(2-Methoxy-4-methylphenyl)thiazole-2-carboxylic acid (C12H11NO3S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 249.29 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 | C12H11NO3S |
| Molecular Weight | 249.29 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methoxy Standards
- Methyl 4-methoxy-3-(thiazol-4-yl)benzoate (CAS 1387566-17-7)
- 4-Methoxy-3-(2-methylthiazol-4-yl)benzoic acid (CAS 1387575-89-4)
- [2-(3-Methoxy-phenyl)-thiazol-4-yl]-acetic acid (CAS 885272-50-4)
- 2-(2-Methoxy-4-methylphenyl)thiazole-5-carboxylic acid (CAS 886370-32-7)
- 2-(3-Methoxy-4-methylphenyl)thiazole-4-carboxylic acid (CAS 886368-85-0)
- 2-Methoxy-5-(2-methylthiazol-4-yl)benzoic acid (CAS 28077-39-6)
- 3-Methoxy-4-(thiazol-4-ylmethoxy)benzaldehyde (CAS 923787-52-4)
- 4-(3-Methoxy-4-methylphenyl)thiazole-2-carboxylic acid (CAS 886367-20-0)
Recommended Standards
- 4-(2,3-dihydro-1,4-benzodioxin-6-yl)-5-methyl-4H-1,2,4-triazole-3-thiol (CAS 306936-85-6)
- 4-(1,2,3-Thiadiazol-4-yl)phenyl N-ethylcarbamate (CAS 337924-77-3)
- 4-(4-Ethoxyphenyl)thiazole-2-carboxylic acid (CAS 886367-02-8)
- 3-Phenoxybenzenesulfonamide (CAS 342612-99-1)
- 2-(3-Methoxyphenoxy)propanamide (CAS 60770-72-1)
- Foeniculin (CAS 78259-41-3)
- 2-Bromo-N-(4-bromo-2-chlorophenyl)acetamide (CAS 895854-40-7)
- alpha-[(2,4-Dichlorophenyl)Methylene]-2-Nitro-4-(Trifluoromethyl)-Benzeneacetic Acid (CAS 38635-54-0)
- (E)-2,3-Dimethylacryloyl chloride (E)-2-Methylcrotonoyl chloride 3-cis-Methyl-methacryloyl chloride 35660-94-7 Tigloyl chloride trans-2-Methyl-2-butenoyl chloride (CAS 35660-94-7)
- methyl indoline-6-carboxylate (CAS 341988-36-1)
- 1,1'-Methylenebisnaphthalene, 97% (CAS 607-50-1)
- 2-(2,4-Di(pyridin-4-yl)phenyl)acetonitrile (CAS 1214365-89-5)
- Montelukast Impurity N3 (CAS 880769-28-8)
- Semaglutide impurity 74 (CAS CATO-C4X-222674)
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