2-(Ethylthio)-1-(m-tolyl)ethan-1-one CAS 1157366-33-0
| CAS No. | 1157366-33-0 |
| Molecular Formula | C11H14OS |
| Molecular Weight | 194.29 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-(Ethylthio)-1-(m-tolyl)ethan-1-one (CAS 1157366-33-0) is a high-purity analytical reference standard with the molecular formula C11H14OS and a molecular weight of 194.29 g/mol.
Structurally, 2-(Ethylthio)-1-(m-tolyl)ethan-1-one (C11H14OS) contains sulfur-containing functionality, 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 194.29 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 | C11H14OS |
| Molecular Weight | 194.29 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Sulfur Atoms | 1 |
Related Ethylthio Standards
- 2-(Ethylthio)-1-(p-tolyl)ethan-1-one (CAS 115505-08-3)
- 1-(Ethylthio)-3-phenylpropan-2-one (CAS 86521-18-8)
- 2-(Ethylthio)-1-phenylpropan-1-one (CAS 69274-39-1)
- 3-(2-(Ethylthio)ethyl)thietane 1,1-dioxide (CAS 1849339-13-4)
- 2,2-Bis(ethylthio)acetohydrazide (CAS 183474-72-8)
- 6-((Ethylthio)methyl)-9H-purine (CAS 3389-36-4)
- 7-(Ethylthio)-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 37140-03-7)
- 2-(Ethylthio)benzo[d]oxazol-6-amine (CAS 874463-07-7)
Recommended Standards
- 1-((3,4-Dimethylphenyl)thio)propan-2-one (CAS 1155089-62-5)
- 1-(4-Ethylphenyl)-2-(methylthio)ethan-1-one (CAS 1178958-97-8)
- 4-(Cyclopentylthio)phenol (CAS 1179516-95-0)
- 3-Methyl-3-(phenylthio)butanal (CAS 111427-84-0)
- 2-(4-Methylthiazol-2-yl)benzo[d]isothiazol-3(2H)-one (CAS 717118-15-5)
- 3,6-Dinitro-pyridazine (CAS 439660-19-2)
- tert-Butyl (2-(5-formyl-6-oxo-1,6-dihydropyridin-3-yl)ethyl)carbamate (CAS 1393539-77-9)
- 2362AE 39198-79-3 4-Cycloheptylmorpholine C11H21NO (CAS 39198-79-3)
- 7-Chloro-5-fluoro-4-methyl-1H-indole-3-carboxylic acid (CAS 948581-68-8)
- 1-(3-Chlorophenyl)-4-(m-tolyl)-1H-pyrazol-5-amine (CAS 242797-15-5)
- 5-(1-Isobutylpiperidin-2-yl)-2-phenoxypyridine (CAS 1352490-83-5)
- Tert-butyl ((1R,5S)-3-methyl-8-azabicyclo[3.2.1]Octan-3-yl)carbamate (CAS 2375917-08-9)
- 3-Butyl-8-(chloromethyl)-7-(3-methylbutyl)-2,3,6,7-tetrahydro-1h-purine-2,6-dione (CAS 848369-61-9)
- Semaglutide impurity 259 (CAS CATO-C4X-2226259)
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