Methyl 3-Hydroxy-5-nitrothiophene-2-carboxylate CAS 89380-77-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 89380-77-8 |
| Molecular Formula | C6H5NO5S |
| Molecular Weight | 203.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Methyl 3-Hydroxy-5-nitrothiophene-2-carboxylate (CAS 89380-77-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H5NO5S. Molecular weight: 203.17 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H5NO5S |
| Molecular Weight | 203.17 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.) | 1982 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- Methyl 3-hydroxy-4-nitrothiophene-2-carboxylate (CAS 89380-76-7)
- 6-Hydroxy-2-(methylthio)-5-nitropyrimidin-4(3H)-one (CAS 1979-97-1)
- 2-hydroxy-7-methylquinoline-3-carboxylic acid (CAS 101133-49-7)
- 2-Hydroxy-7-methoxyquinoline-3-carboxaldehyde (CAS 101382-55-2)
- 7-Hydroxy-2-methylquinoline-3-carboxylic acid (CAS 103853-86-7)
- 8-Hydroxy-2-methylquinoline-5-carboxylic acid (CAS 103853-87-8)
- 4-Hydroxy-3-nitrobenzene acetic acid (CAS 10463-20-4)
- 2-Hydroxy-8-methoxyquinoline-3-carbaldehyde (CAS 112584-01-7)
Recommended Standards
- MGS0008 (CAS 234085-20-2)
- Dimethyl (2-cyanoethyl)(fluoro)malonate (CAS 88942-65-8)
- 931723-59-0 [3-(4-Fluorophenyl)-1,2,4-oxadiazol-5-yl]acetonitrile MFCD16874914 (CAS 931723-59-0)
- 5-Ethylbarbituric Acid (CAS 2518-72-1)
- 5-Fluoro-2-methoxy-1-methylpyrimidin-4(1H)-one (CAS 729593-67-3)
- 6-(2-Methyl-1h-imidazol-1-yl)pyridin-3-amine (CAS 430535-32-3)
- Carfilzomib Impurity 67 (CAS CATO-C4X-102267)
- N-(4-Phenoxyphenyl)-2-((4-(pyrrolidin-1-yl)pyrimidin-2-yl)thio)acetamide (CAS 1251545-92-2)
- 1-(4-(tert-Butyl)pyridin-2-yl)ethanone (CAS 41225-63-2)
- Peptide 431 (CAS CATO-CPTD788431)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com