Ethyl 2-(2-(thiophen-2-yl)acetamido)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate CAS 746607-75-0
| CAS No. | 746607-75-0 |
| Molecular Formula | C16H17NO3S2 |
| Molecular Weight | 335.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C16H17NO3S2, Ethyl 2-(2-(thiophen-2-yl)acetamido)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate 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 335.44 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies Ethyl 2-(2-(thiophen-2-yl)acetamido)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylate (CAS 746607-75-0), a certified reference material (molecular formula C16H17NO3S2, MW 335.44 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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 | C16H17NO3S2 |
| Molecular Weight | 335.44 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Ethyl Standards
- 2-(4-Oxo-5-(thiophen-2-ylmethylene)-2-thioxothiazolidin-3-yl)ethane-1-sulfonic acid (CAS 324564-39-8)
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- 3-(Thiophen-2-yl)-1-(7-(thiophen-2-yl)-1,4-thiazepan-4-yl)prop-2-en-1-one (CAS 1706516-12-2)
- 3-Benzyl-6-(thiophen-2-yl)isoxazolo[5,4-b]pyridine-4-carboxylic acid (CAS 1263210-41-8)
- 3-Phenyl-6-(thiophen-2-yl)isoxazolo[5,4-b]pyridine-4-carbohydrazide (CAS 937599-65-0)
- N-(2-(2-(Thiophen-2-yl)thiazolo[3,2-b][1,2,4]triazol-6-yl)ethyl)pivalamide (CAS 941999-56-0)
- 3-(1-(3-(Thiophen-2-yl)acryloyl)piperidin-4-yl)thiazolidine-2,4-dione (CAS 1799260-68-6)
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Recommended Standards
- Boc-S-3-amino-4-(4-tert-butylphenyl)-butyric acid (CAS 403661-85-8)
- JWH-201 (CAS 864445-47-6)
- Boc-R-3-amino-4-(4-tert-butylphenyl)-butyric acid (CAS 401916-48-1)
- JWH-302 (CAS 864445-45-4)
- 2-(3-Iodophenyl)benzo[d]oxazole-5-carbonitrile (CAS 1706464-92-7)
- 5-amino-2-methoxy-N-methylbenzene-1-sulfonamide (CAS 88508-45-6)
- (2S)-ethyl-4-methyl-3,5-oxazolinecarboxylate (CAS 61999-29-9)
- Methyl 8-hydroxy-6-oxo-2,3,4,6-tetrahydro-1H-quinolizine-9-carboxylate (CAS 15997-31-6)
- 2-chloro-N-{5-[(diethylamino)sulfonyl]-2-isopropoxyphenyl}acetamide (CAS 1031130-88-7)
- tert-butyl 2-amino-3-phenylpropanoate (CAS 16367-71-8)
- 1-Bromo-4-(neopentyloxy)benzene (CAS 528528-58-7)
- tert-Butyl 6-bromo-2,3,4,5-tetrahydro-1H-azepine-1-carboxylate (CAS 2126159-83-7)
- 2-Chloro-5-cyclopropyl-7-methoxyquinazolin-4(3H)-one (CAS 601514-53-8)
- [5-31]-Semaglutide (CAS CATO-C4X-2226263)
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