n-[(5-acetylthiophen-2-yl)methyl]acetamide CAS 32415-45-5
| CAS No. | 32415-45-5 |
| Molecular Formula | C9H11NO2S |
| Molecular Weight | 197.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
n-[(5-acetylthiophen-2-yl)methyl]acetamide (CAS 32415-45-5), molecular formula C9H11NO2S and molecular weight 197.25 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H11NO2S, n-[(5-acetylthiophen-2-yl)methyl]acetamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 197.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), n-[(5-acetylthiophen-2-yl)methyl]acetamide 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 | C9H11NO2S |
| Molecular Weight | 197.25 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related n Standards
- (5-Acetylthiophen-3-yl)methyl acetate (CAS 41908-01-4)
- Methyl 2-(5-acetylthiophen-2-yl)acetate (CAS 67289-12-7)
- 1-(5-Acetylthiophen-2-yl)-2-chloroethan-1-one (CAS 50460-05-4)
- 1-(5-Acetylthiophen-3-yl)-2-chloroethan-1-one (CAS 22175-99-1)
- 2-(5-Acetylthiophen-2-yl)acetic acid (CAS 66738-55-4)
- 2-(5-Acetylthiophen-3-yl)acetic acid (CAS 41908-06-9)
- (2E)-2-(5-Acetylthiophen-2-yl)-3-(dimethylamino)prop-2-enenitrile (CAS 338954-36-2)
- (3-Acetylthiophen-2-yl)boronic acid (CAS 36155-75-6)
Recommended Standards
- N-(Phenylmethyl)ethenesulfonamide (CAS 75454-03-4)
- N-2-Propen-1-ylbenzenesulfonamide (CAS 50487-70-2)
- n-(4-Hydroxyphenyl)-2-(methylsulfanyl)acetamide (CAS 862248-42-8)
- S-Methyl-3-thioacetaminophen (CAS 37398-23-5)
- Butyl 3-chloropropanoate (CAS 27387-79-7)
- 5,6-Dihydroyangonin (CAS 3328-60-7)
- (2,3-Difluorophenyl)methanesulfonyl chloride (CAS 886498-49-3)
- (4-Methoxypyridin-3-yl)methanol (CAS 120277-47-6)
- 5-(4-(Allyloxy)-3-methoxyphenyl)-1-(2-(dimethylamino)ethyl)-4-(furan-2-carbonyl)-3-hydroxy-1H-pyrrol-2(5H)-one (CAS 609797-00-4)
- 8-(Tert-butyl)-[1,2,4]triazolo[4,3-b]pyridazine-6-carboxylic acid (CAS 1010894-66-2)
- (2-Methoxy-4-methylquinolin-6-yl)boronic acid (CAS 2377609-14-6)
- 3,5-Di-tert-amyl-2-hydroxybenzaldehyde (CAS 41715-33-7)
- 3-(5-((3-Chlorobenzyl)thio)-4-ethyl-4H-1,2,4-triazol-3-yl)pyridine (CAS 618426-63-4)
- Semaglutide impurity 67 (CAS CATO-C4X-222667)
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