5-Ethyl-3-(4-methoxybenzoyl)thiophen-2-amine CAS 153195-01-8
| CAS No. | 153195-01-8 |
| Molecular Formula | C14H15NO2S |
| Molecular Weight | 261.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-Ethyl-3-(4-methoxybenzoyl)thiophen-2-amine (C14H15NO2S) 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 261.34 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.
5-Ethyl-3-(4-methoxybenzoyl)thiophen-2-amine (CAS 153195-01-8), molecular formula C14H15NO2S and molecular weight 261.34 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5-Ethyl-3-(4-methoxybenzoyl)thiophen-2-amine 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 | C14H15NO2S |
| Molecular Weight | 261.34 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 3-(3-methoxybenzoyl)-3-azabicyclo[3.1.0]hexane-2-carboxylic acid (CAS 1009708-17-1)
- cis-2-(3-Methoxybenzoyl)cyclohexane-1-carboxylic acid (CAS 357980-63-3)
- cis-4-(2-Methoxybenzoyl)cyclohexane-1-carboxylic acid (CAS 735269-92-8)
- cis-4-(3-Methoxybenzoyl)cyclohexane-1-carboxylic acid (CAS 735269-93-9)
- cis-4-(4-Methoxybenzoyl)cyclohexane-1-carboxylic acid (CAS 61468-99-3)
- trans-2-(4-Methoxybenzoyl)cyclohexane-1-carboxylic acid (CAS 57078-12-3)
- trans-4-(2-Methoxybenzoyl)cyclohexane-1-carboxylic acid (CAS 736136-05-3)
- trans-4-(3-Methoxybenzoyl)cyclohexane-1-carboxylic acid (CAS 736136-06-4)
Recommended Standards
- methyl 3-(tert-butoxycarbonylamino)thiophene-2-carboxylate (CAS 149587-72-4)
- 5-(4-(Isopropylthio)phenyl)-1H-pyrrole-2-carboxylic acid (CAS 1538665-70-1)
- (4-(Methylsulfonyl)piperazin-1-yl)(pyrrolidin-3-yl)methanone (CAS 1490883-79-8)
- N-Benzyl-p-Toluenesulfonamide (CAS 1576-37-0)
- Methyl 2-Acetyl-5-oxopentanoate (CAS 123187-51-9)
- 2-Acetamido-3-(3-fluoro-4-hydroxyphenyl)propanoicacid (CAS 219858-64-7)
- 5-Amino-1H-indazole-7-carboxylic acid (CAS 885272-13-9)
- 4-(Trifluoromethyl)pyrimidin-2-ol (CAS 104048-92-2)
- 4-Fluoro-2-(p-tolylethynyl)aniline (CAS 1688679-82-4)
- 2-Propenamide, N,N'-methylenebis-, polymer with 2-propenamide (CAS 25034-58-6)
- 2132-80-1 5,5-dimethoxy-2-phenyl-cyclohexa-1,3-diene 5,5-dimethoxy-2-phenylcyclohexa-1,3-diene A815276 (CAS 2132-80-1)
- 2-Amino-2-(4-bromophenyl)propanoic acid (CAS 72408-57-2)
- 1-(5-Fluoropyridin-3-yl)ethan-1-amine dihydrochloride (CAS 1432679-07-6)
- Semaglutide Impurity 146 (CAS 2645421-68-5)
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