Methyl 3-((2,2-dicyanovinyl)amino)thiophene-2-carboxylate CAS 666702-68-7
| CAS No. | 666702-68-7 |
| Molecular Formula | C10H7N3O2S |
| Molecular Weight | 233.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 233.25 g/mol gives Methyl 3-((2,2-dicyanovinyl)amino)thiophene-2-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Methyl 3-((2,2-dicyanovinyl)amino)thiophene-2-carboxylate (CAS 666702-68-7) is a high-purity analytical reference standard with the molecular formula C10H7N3O2S and a molecular weight of 233.25 g/mol.
Structurally, Methyl 3-((2,2-dicyanovinyl)amino)thiophene-2-carboxylate (C10H7N3O2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 233.25 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C10H7N3O2S |
| Molecular Weight | 233.25 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 2-(2,2-Dicyanovinyl)-1H-indol-3-yl acetate (CAS 136203-38-8)
- Methyl 3-(2,2-dicyanovinyl)-1H-indole-2-carboxylate (CAS 860611-63-8)
- 2-((2,2-Dicyanovinyl)amino)benzoic acid (CAS 811841-69-7)
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Recommended Standards
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