4-{5,6-dimethyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidin-2-yl}butanoic acid CAS 1038333-32-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1038333-32-2 |
| Molecular Formula | C12H14N2O3S |
| Molecular Weight | 266.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-{5,6-dimethyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidin-2-yl}butanoic acid (CAS 1038333-32-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H14N2O3S. Molecular weight: 266.32 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H14N2O3S |
| Molecular Weight | 266.32 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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related dimethyl Standards
- Ethyl 2-{5,6-dimethyl-4-oxo-3h,4h-thieno[2,3-d]pyrimidin-2-yl}acetate (CAS 105219-73-6)
- 1,3-Dimethyl-4-nitro-N-(2-(thiophen-2-yl)ethyl)-1h-pyrazol-5-amine (CAS 1153087-46-7)
- 3-(5,7-Dimethyl-2-(methylthio)-[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)propanoic acid (CAS 852940-50-2)
- Ethyl 2-(4,6-dimethyl-3-oxoisothiazolo[5,4-b]pyridin-2(3H)-yl)acetate (CAS 97055-45-3)
- Ethyl 2-(5,6-dimethyl-4-oxothieno[2,3-d]pyrimidin-3(4h)-yl)acetate (CAS 369397-75-1)
- 1,8-Dimethyl-4-vinyl-9,10-dihydrophenanthrene-2,7-diol (CAS 144106-78-5)
- 1',3'-dimethyl-1-phenyl-1h,1'h-3,4'-bipyraZole-4-carbaldehyde (CAS 1004451-72-2)
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Recommended Standards
- 4-[(4-hydroxypiperidin-1-yl)sulfonyl]benzonitrile (CAS 1016887-02-7)
- 4-[(Morpholine-4-sulfonyl)methyl]benzonitrile (CAS 1042507-00-5)
- 4-Cyano-n-(oxolan-2-ylmethyl)benzene-1-sulfonamide (CAS 1016790-21-8)
- 4-Bromo-2-(difluoromethyl)-5-methoxypyridin-3-ol (CAS 1805405-00-8)
- Disperse Blue 102 (CAS 12222-97-8)
- 1-N-cyclopropylbenzene-1,2-diamine dihydrochloride (CAS 1955541-63-5)
- (4-Methyl-3-(methylsulfonyl)phenyl)methanol (CAS 1186519-61-8)
- N,N-dimethyl-1H-indazol-5-amine (CAS 945264-96-0)
- 5-Chloro-2-(2-chlorophenyl)-1h-1,3-benzodiazole (CAS 14225-75-3)
- Osteoblast-Adhesive Peptide (CAS 193613-75-1)
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