5-(1,3-Dioxolan-2-yl)-2-thienyl 1-ethylpropyl ketone CAS 898772-96-8
| CAS No. | 898772-96-8 |
| Molecular Formula | C13H18O3S |
| Molecular Weight | 254.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
5-(1,3-Dioxolan-2-yl)-2-thienyl 1-ethylpropyl ketone (CAS 898772-96-8) is a high-purity analytical reference standard with the molecular formula C13H18O3S and a molecular weight of 254.35 g/mol.
5-(1,3-Dioxolan-2-yl)-2-thienyl 1-ethylpropyl ketone (C13H18O3S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H18O3S |
| Molecular Weight | 254.35 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1987 |
| Sulfur Atoms | 1 |
Related Dioxolan Standards
- 1-(5-(1,3-Dioxolan-2-yl)thiophen-2-yl)-2-methylpentan-1-one (CAS 898772-90-2)
- 1-(5-(1,3-Dioxolan-2-yl)thiophen-2-yl)-3-methylpentan-1-one (CAS 898772-92-4)
- 1-(5-(1,3-Dioxolan-2-yl)thiophen-2-yl)-4-methylpentan-1-one (CAS 898772-94-6)
- 1-(5-(1,3-Dioxolan-2-yl)thiophen-2-yl)hexan-1-one (CAS 898771-88-5)
- 1-(5-(1,3-Dioxolan-2-yl)thiophen-2-yl)pentane-1,4-dione (CAS 898772-64-0)
- 4-(1,3-Dioxolan-2-yl)benzophenone (CAS 103741-08-8)
- 2'-(1,3-Dioxolan-2-yl)-[1,1'-biphenyl]-4-carbaldehyde (CAS 1135282-91-5)
- 3'-(1,3-Dioxolan-2-yl)[1,1'-biphenyl]-2-carbaldehyde (CAS 893737-24-1)
Recommended Standards
- 4-Methylpent-4-en-1-yl 4-methylbenzenesulfonate (CAS 25163-50-2)
- 5-(Methylsulfonyl)-2-(piperidin-1-yl)aniline (CAS 849035-90-1)
- 4-Methyl-3-(piperidine-1-sulfonyl)-phenylamine (CAS 50354-99-9)
- 6-(5,6,7,8-Tetrahydronaphthalen-2-yl)imidazo[2,1-b]thiazole (CAS 881040-61-5)
- Virginiamycin M1 (CAS 21411-53-0)
- (6-Iodo-4-methylpyridin-3-yl)(phenyl)methanone (CAS 1355188-59-8)
- 4,4,5,5-tetramethyl-2-(2,2,6,6-tetramethyl-3,6-dihydro-2H-pyran-4-yl)-1,3,2-dioxaborolane (CAS 1142363-56-1)
- 1-Acetyl-2,5-dihydro-2,2,5,5-tetramethyl-1H-pyrrole-3-carboxylic Acid Anhydride with Ethyl Hydrogen Carbonate 1076200-09-3 Ethyl 1-Acetyl-2,2,5,5-tetramethyl-3-pyrroline-3-carbonyloxyformate (CAS 1076200-09-3)
- Ethyl Sulbactam Impurity A (CAS CATO-C4X-175635)
- 2-(Benzylthio)-6-chloropyrimidin-4-amine (CAS 99983-92-3)
- 1-(4-Methylbenzyl)azetidin-3-amine (CAS 1338989-18-6)
- 1-Bromo-3-(4-fluorobenzyl)benzene (CAS 181207-67-0)
- trans-2-Ethoxy-5-(1-propenyl)phenol (CAS 63477-41-8)
- Pancreatic Polypeptide (31-36) Free Acid, human (CAS 192432-73-8)
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 18665070610 / Nicole.chen@cato-chem.com