Ethyl 2-(2-phenylthiazol-4-yl)benzoate CAS 65349-17-9
| CAS No. | 65349-17-9 |
| Molecular Formula | C18H15NO2S |
| Molecular Weight | 309.38 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.
Ethyl 2-(2-phenylthiazol-4-yl)benzoate (CAS 65349-17-9), molecular formula C18H15NO2S and molecular weight 309.38 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Ethyl 2-(2-phenylthiazol-4-yl)benzoate (C18H15NO2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 309.38 g/mol, it falls into the moderately-high-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.
Physical & Chemical Properties
| Molecular Formula | C18H15NO2S |
| Molecular Weight | 309.38 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 2-(5-Methyl-4-phenylthiazol-2-yl)-4-nitroaniline (CAS 1965305-02-5)
- 1-(4-Methyl-2-phenylthiazol-5-yl)-3-(pyridin-3-yl)prop-2-en-1-one (CAS 1211941-77-3)
- N-(4-phenylthiazol-2-yl)-2-(piperidin-1-yl)acetamide (CAS 66179-98-4)
- 6-(((2-Phenylthiazol-4-yl)methyl)thio)-1,2,4-triazine-3,5(2H,4H)-dione (CAS 379697-13-9)
- 3-(2-Phenylthiazol-4-yl)benzo[d]isoxazole-5-carboxylic acid (CAS 1422137-07-2)
- N'-(4-phenylthiazol-2-yl)benzohydrazide (CAS 81556-13-0)
- 2-((4-Phenylthiazol-2-yl)carbamoyl)benzoic acid (CAS 71591-64-5)
- 1-Phenyl-3-(4-phenylthiazol-2-yl)guanidine (CAS 7709-34-4)
Recommended Standards
- Boc-(4S,2RS)-2-phenylthiazolidine-4-carboxylic acid (CAS 637032-03-2)
- Ethyl 2-(phenylthio)quinoline-4-carboxylate (CAS 6949-89-9)
- Benzyl 1-((methylsulfonyl)methyl)-3-azabicyclo[3.1.0]Hexane-3-carboxylate (CAS 2383690-72-8)
- Ethyl 2,4-diphenylthiazole-5-carboxylate (CAS 402567-86-6)
- N-Isopentyl-2,5-dimethyl-3-phenylpyrazolo[1,5-a]pyrimidin-7-amine (CAS 850743-18-9)
- 5-Mercapto-[1,2,4]triazolo[4,3-a]pyrimidin-7(1H)-one (CAS 161715-52-2)
- 4-(Benzyloxy)-1H-indole-6-carboxylic Acid (CAS 105265-24-5)
- Methyl (1R,2R)-2-(4-aminophenyl)cyclopropane-1-carboxylate (CAS 1356600-10-6)
- (E)-1-(4-(5-(5-Ethyl-1,2,4-oxadiazol-3-yl)pyridin-2-yl)piperazin-1-yl)-3-(furan-2-yl)prop-2-en-1-one (CAS 1421587-55-4)
- 3-(Tert-butyl)picolinaldehyde (CAS 1211579-00-8)
- 4-Cyclopropoxy-2-nitrobenzoic acid (CAS 1243401-70-8)
- 3-Hydroxy-N-(propan-2-yl)propanamide (CAS 7399-84-0)
- N-(2-Bromo-4-cyanophenyl)-2,2,2-trifluoroacetamide (CAS 143321-91-9)
- Semaglutide impurity 57 (CAS 2773558-06-6)
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