2-(2-(5-Chlorothiophen-2-yl)acetamido)thiophene-3-carboxamide CAS 921546-68-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 921546-68-1 |
| Molecular Formula | C11H9ClN2O2S2 |
| Molecular Weight | 300.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(2-(5-Chlorothiophen-2-yl)acetamido)thiophene-3-carboxamide (CAS 921546-68-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H9ClN2O2S2. Molecular weight: 300.78 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H9ClN2O2S2 |
| Molecular Weight | 300.78 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Chlorothiophen Standards
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- 2-{1-[2-(5-chlorothiophen-2-yl)-2-oxoethyl]cyclohexyl}acetic acid (CAS 1157394-73-4)
- 1-(5-Chlorothiophen-2-yl)-2-((2-nitropyridin-3-yl)oxy)ethan-1-one (CAS 741734-32-7)
- 2-(5-Chlorothiophen-2-yl)-3-methylquinoline-4-carboxylic acid (CAS 350997-52-3)
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- 2-(5-Chlorothiophen-2-yl)-8-methylquinoline-4-carboxylic acid (CAS 438229-02-8)
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Recommended Standards
- 1-(2-Chloro-5,7-dimethylquinolin-3-yl)-N-(furan-2-ylmethyl)methanamine (CAS 917748-06-2)
- 2-(4-Chlorobenzyl)-6-methoxy-3,4-dihydronaphthalen-1(2H)-one (CAS 62085-82-9)
- 1-(2-((2-Chloro-6-fluorobenzyl)thio)-4,5-dihydro-1H-imidazol-1-yl)propan-1-one (CAS 851802-65-8)
- (3-(Trifluoromethoxy)pyridin-2-yl)methanamine (CAS 1206977-79-8)
- 3-Cyclopropoxy-2-(trifluoromethyl)pyridine (CAS 1243368-61-7)
- 2-(4-Aminophenyl)-5-methyl-1,2,5-thiadiazolidine 1,1-dioxide (CAS 782420-52-4)
- 2-(4-((4-Ethylpiperazin-1-yl)sulfonyl)-1-oxoisoquinolin-2(1H)-yl)acetic acid (CAS 1024083-52-0)
- 1-(Diaminomethylene)-2-(2,4-dimethylphenyl)guanidinium chloride (CAS 4752-00-5)
- N-(6-(methoxy-d3)-5-(2-methoxyphenoxy)-2-(pyridin-4-yl)pyrimidin-4-yl)-5-methylpyridine-2-sulfonamide (CAS 1206674-82-9)
- Semaglutide impurity 29 (CAS CATO-C4X-222629)
Why CATO?
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