4-Methyl-2-(phenoxymethyl)thiazole-5-carboxylic acid CAS 35535-10-5
| CAS No. | 35535-10-5 |
| Molecular Formula | C12H11NO3S |
| Molecular Weight | 249.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Methyl-2-(phenoxymethyl)thiazole-5-carboxylic acid (CAS 35535-10-5), a certified reference material (molecular formula C12H11NO3S, MW 249.29 g/mol) for analytical method development and quality control.
Structurally, 4-Methyl-2-(phenoxymethyl)thiazole-5-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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 4-Methyl-2-(phenoxymethyl)thiazole-5-carboxylic 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.
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.) | 1967 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 2-[2-(phenoxymethyl)-1,3-thiazol-4-yl]acetic acid (CAS 659720-33-9)
- 3-Butyl-5-(phenoxymethyl)oxazolidin-2-one (CAS 17539-83-2)
- 5-(Phenoxymethyl)-4-propyl-4H-1,2,4-triazole-3-thiol (CAS 1134335-21-9)
- 4-(Phenoxymethyl)-1-phenyl-1H-1,2,3-triazole (CAS 58432-25-0)
- 5-(Phenoxymethyl)-3-phenyl-1,2-oxazole (CAS 35121-46-1)
- 3-(Phenoxymethyl)-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-amine (CAS 1120244-12-3)
- Methyl 6-(phenoxymethyl)nicotinate (CAS 1350964-80-5)
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Recommended Standards
- 4-Ethoxy-N-(1,3,4-thiadiazol-2-yl)benzamide (CAS 349618-91-3)
- 5-(2,3-Dihydro-1,4-benzodioxin-2-yl)-2,4-dihydro-4-methyl-3H-1,2,4-triazole-3-thione (CAS 685119-94-2)
- 4-Aminophenyl Benzenesulfonate (CAS 57374-55-7)
- 5-(2,3-Dihydro-1,4-benzodioxin-6-yl)-6h-1,3,4-thiadiazin-2-amine (CAS 796106-57-5)
- Azepane-2-carboxylic acid (CAS 5227-53-2)
- 6-Chloro-1,4-dioxaspiro[4.4]nonane (CAS 697-22-3)
- 2-(2-Amino-2-oxoethyl)-3-methylbut-2-enoic acid (CAS 62796-33-2)
- 2-(1,5-naphthyridin-4-yloxy)ethan-1-amine (CAS 1865641-99-1)
- N-Boc-L-valine-O-nitrophenyl Ester (CAS 41120-72-3)
- 4-Chloro-6-ethoxypyrimidin-5-amine (CAS 63291-59-8)
- 3-Ethynyl-3'-fluoro-1,1'-biphenyl (CAS 1245642-51-6)
- 1-(2,5-Dimethylphenyl)-2,2,3,3,3-pentafluoropropan-1-one (CAS 1352216-20-6)
- 2-((4-(sec-Butyl)phenyl)amino)nicotinic acid (CAS 1206107-15-4)
- Semaglutide impurity 48 (CAS CATO-C4X-222648)
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