Methyl 3-(thiophene-2-carboxamido)thiophene-2-carboxylate CAS 545351-07-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 545351-07-3 |
| Molecular Formula | C11H9NO3S2 |
| Molecular Weight | 267.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 3-(thiophene-2-carboxamido)thiophene-2-carboxylate (CAS 545351-07-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H9NO3S2. Molecular weight: 267.32 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H9NO3S2 |
| Molecular Weight | 267.32 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Methyl Standards
- Methyl 2-(thiophene-2-carboxamido)thiophene-3-carboxylate (CAS 271778-23-5)
- Methyl 3-(thiophene-3-carboxamido)thiophene-2-carboxylate (CAS 926847-62-3)
- n-(Thiophene-2-sulfonyl)benzamide (CAS 80467-45-4)
- 1-(Thiophene-2-carboxamido)cycloheptane-1-carboxylic acid (CAS 1094718-65-6)
- Methyl 2-(1-(thiophene-2-carbonyl)piperidin-4-yl)acetate (CAS 952918-65-9)
- 2-(2-(Thiophene-3-carboxamido)thiazol-4-yl)acetic acid (CAS 926223-30-5)
- 2-[2-(thiophene-2-amido)-1,3-thiazol-4-yl]acetic acid (CAS 329695-38-7)
- 2-Methyl-3-(thiophene-2-carbonyl)indolizine-1-carbaldehyde (CAS 750640-95-0)
Recommended Standards
- Methanone, (3,4-dihydro-1(2H)-quinolinyl)(3-methoxyphenyl) (CAS 346724-47-8)
- N-(1,3-Dibutyl-2,5-dioxoimidazolidin-4-ylidene)acetamide (CAS 88192-03-4)
- HLY78 (CAS 854847-61-3)
- 5-Bromo-4-nitro-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole (CAS 1429309-54-5)
- 3-Cyclobutene-1,2-dione,3-amino-4-ethoxy- (CAS 29950-12-7)
- Triptolide Impurity 1 (CAS 1254702-87-8)
- 8-Oxa-2-azaspiro[4.5]Decan-6-ol (CAS 1369248-89-4)
- Tert-butyl (S)-2-(((tert-butyldimethylsilyl)oxy)methyl)-4-methylenepyrrolidine-1-carboxylate (CAS 540501-23-3)
- 1,1,1-Trifluoro-3-(phenethylamino)propan-2-ol (CAS 400878-20-8)
- Semaglutide impurity 42 (CAS CATO-C4X-222642)
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