2-(6,7-Dihydrobenzo[b]thiophen-4(5H)-ylidene)malononitrile CAS 89434-49-1
| CAS No. | 89434-49-1 |
| Molecular Formula | C11H8N2S |
| Molecular Weight | 200.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-(6,7-Dihydrobenzo[b]thiophen-4(5H)-ylidene)malononitrile meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
CATO supplies 2-(6,7-Dihydrobenzo[b]thiophen-4(5H)-ylidene)malononitrile (CAS 89434-49-1), a certified reference material (molecular formula C11H8N2S, MW 200.26 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H8N2S, 2-(6,7-Dihydrobenzo[b]thiophen-4(5H)-ylidene)malononitrile contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 200.26 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H8N2S |
| Molecular Weight | 200.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dihydrobenzo Standards
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- 4-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-1H-pyrazole (CAS 1706440-00-7)
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Recommended Standards
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- 2-(Dimethylamino)-4-ethoxythiazole-5-carbaldehyde (CAS 919016-61-8)
- 2-(3,3-Difluoroazetidin-1-yl)-5-nitrobenzaldehyde (CAS 1707365-24-9)
- Methyl 3-(4-(2-fluorobenzamido)phenoxy)thiophene-2-carboxylate (CAS 900019-25-2)
- 1-Methyl-3-(4-morpholinophenyl)-1h-pyrazole-5-carboxylic acid (CAS 1177316-62-9)
- Ethyl 8-isopropyl-4-(methylamino)quinoline-3-carboxylate (CAS 1279210-83-1)
- Calcium sulfite hemihydrate (CAS 29501-28-8)
- Dimethoxypillar[5]arene (CAS 1188423-16-6)
- 937619-34-6 3-[(5-Bromo-2-fluorophenyl)methyl]azetidine DTXSID20588370 (CAS 937619-34-6)
- (R)-4-(1-Aminoethyl)-3-(trifluoromethyl)benzonitrile (CAS 1389829-65-5)
- 2-(2-Isocyanoethoxy)propane (CAS 113790-14-0)
- Serpent Peptide (CAS 823202-99-9)
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