Methyl 3-methyl-5-nitrothiophene-2-carboxylate CAS 956118-35-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 956118-35-7 |
| Molecular Formula | C7H7NO4S |
| Molecular Weight | 201.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 3-methyl-5-nitrothiophene-2-carboxylate (CAS 956118-35-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H7NO4S. Molecular weight: 201.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H7NO4S |
| Molecular Weight | 201.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; 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 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
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- 1,1′-[9-(1-Methylethylidene)-9H-xanthene-4,5-diyl]bis[1,1-diphenylphosphine] (CAS 261733-14-6)
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