Methyl 4-Bromo-3-hydroxy-5-methylthiophene-2-carboxylate CAS 113589-26-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 113589-26-7 |
| Molecular Formula | C7H7BrO3S |
| Molecular Weight | 251.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 4-Bromo-3-hydroxy-5-methylthiophene-2-carboxylate (CAS 113589-26-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H7BrO3S. Molecular weight: 251.10 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H7BrO3S |
| Molecular Weight | 251.10 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Methyl Standards
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- 6-bromo-5-fluoro-1,2-dihydroquinazolin-2-one (CAS 1036756-06-5)
- Methyl 4-bromo-5-methoxythiophene-2-carboxylate (CAS 1047630-22-7)
- Methyl 4-bromo-3-methoxythiophene-2-carboxylate (CAS 110545-67-0)
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Recommended Standards
- (4-Bromophenyl)methanesulfonic acid (CAS 110874-72-1)
- 4-Amino-2-bromobenzenesulfonamide (CAS 1094798-12-5)
- N-(5-bromopyridin-3-yl)methanesulfonamide (CAS 1083326-18-4)
- 6-(Benzo[d][1,3]dioxol-5-yl)imidazo[2,1-b]thiazole (CAS 881041-94-7)
- 1-(m-Tolyloxy)propan-2-one (CAS 6437-48-5)
- 4-(3,4-dimethoxyphenyl)-6-methyl-isoxazolo[5,4-b]pyridin-3-amine (CAS 1225971-53-8)
- Methyl 3-(isopropylamino)-2-methylbenzoate (CAS 1157321-94-2)
- 2-(pyrrolidin-2-yl)ethan-1-amine dihydrochloride (CAS 1803593-20-5)
- (2R,5S)-Ethyl 5-hydroxytetrahydrofuran-2-carboxylate (CAS 147058-29-5)
- Semaglutide impurity 271 (CAS CATO-C4X-2226271)
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