Ethyl 6,6-dimethyl-3-(methylsulfonyl)-4-oxo-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carboxylate CAS 172516-46-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 172516-46-0 |
| Molecular Formula | C14H20O5S2 |
| Molecular Weight | 332.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 6,6-dimethyl-3-(methylsulfonyl)-4-oxo-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carboxylate (CAS 172516-46-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H20O5S2. Molecular weight: 332.44 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H20O5S2 |
| Molecular Weight | 332.44 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2006 |
| Sulfur Atoms | 2 |
Related Ethyl Standards
- 5,6-Dimethyl-10-(4-methylphenyl)-2,9-diazatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6-tetraen-12-one (CAS 338748-15-5)
- Dimethyl 2-(triisobutyl-lambda5-phosphanylidene)malonate (CAS 501939-33-9)
- 2-(7,8-Dimethyl-1,5-dihydrobenzo[e][1,3]dithiepin-3-yl)-4-methoxyphenol (CAS 309286-77-9)
- 2,6-Dimethyl-4-(1-methyl-4-morpholino-1H-pyrazolo[3,4-d]pyrimidin-6-yl)morpholine (CAS 897758-47-3)
- 898787-27-4 4-(5,5-Dimethyl-1,3-dioxan-2-yl)-1-(4-pentylphenyl)butan-1-one DTXSID30645983 (CAS 898787-27-4)
- 3-(3,3-Dimethyl-2-oxoazetidin-1-yl)-N-(2-fluoro-5-methylphenyl)thiophene-2-carboxamide (CAS 866156-14-1)
- Dimethyl 3-(2-morpholinoacetyl)thiazolidine-2,4-dicarboxylate (CAS 294849-05-1)
- Ethyl 4,5-dimethyl-2-((3-nitrobenzylidene)amino)thiophene-3-carboxylate (CAS 331845-54-6)
Recommended Standards
- N-(2-(7-(Furan-2-yl)-1,4-thiazepan-4-yl)-2-oxoethyl)-N-methylmethanesulfonamide (CAS 1705516-03-5)
- [(1S)-1-[(cyclohexylamino)carbonyl]-2-methylpropyl]-Carbamic acid phenylmethyl ester (CAS 17922-79-1)
- n,n'-(Disulfanediylbis(4,1-phenylene))diacetamide (CAS 16766-09-9)
- Methyl 3-((4-formylphenoxy)methyl)benzoate (CAS 225942-73-4)
- 2-(3'-Chlorobiphenyl-3-yl)-4,6-diphenyl-1,3,5-triazine (CAS 1443049-83-9)
- 1-Methyl-N-(5-((phenylthio)methyl)-1,3,4-oxadiazol-2-yl)-1H-pyrazole-3-carboxamide (CAS 1172814-93-5)
- Dichlorprop-P-2-ethylhexyl Ester (CAS 865363-39-9)
- Afoxolaner Impurity 34 (CAS CATO-C4X-313734)
- 3-Fluoro-5-methylphenylacetonitrile (CAS 518070-21-8)
- D-Thr5-Tirzepatide (CAS CATO-CPTD788926)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com