2-Amino-5-[2-(4-ethoxyphenyl)ethenyl]-7,7-dimethyl-6,7-dihydro-1-benzothiophene-3-carbonitrile CAS 568555-60-2
| CAS No. | 568555-60-2 |
| Molecular Formula | C21H22N2OS |
| Molecular Weight | 350.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Amino-5-[2-(4-ethoxyphenyl)ethenyl]-7,7-dimethyl-6,7-dihydro-1-benzothiophene-3-carbonitrile (CAS 568555-60-2) is a high-purity analytical reference standard with the molecular formula C21H22N2OS and a molecular weight of 350.48 g/mol.
2-Amino-5-[2-(4-ethoxyphenyl)ethenyl]-7,7-dimethyl-6,7-dihydro-1-benzothiophene-3-carbonitrile (C21H22N2OS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2-Amino-5-[2-(4-ethoxyphenyl)ethenyl]-7,7-dimethyl-6,7-dihydro-1-benzothiophene-3-carbonitrile under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C21H22N2OS |
| Molecular Weight | 350.48 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Amino Standards
- (3-Amino-6-ethyl-5,6,7,8-tetrahydrothieno[2,3-b]quinolin-2-yl)(p-tolyl)methanone (CAS 445269-23-8)
- (S)-2-amino-N-(2,2-diethoxyethyl)-4-methyl-N-phenethylpentanamide (CAS 1222068-64-5)
- 4-Amino-5-benzoyl-2-(benzylsulfanyl)thiophene-3-carbonitrile (CAS 299165-93-8)
- 8-Amino-N-phenyl-3,4-dihydro-2H-1,4-ethanothieno[2,3-b][1,5]naphthyridine-7-carboxamide (CAS 625376-26-3)
- 5-((5-Amino-4-((8-methyl-8-azabicyclo[3.2.1]octan-3-yl)amino)pyridin-2-yl)amino)pyrazine-2-carbonitrile (CAS 1137475-66-1)
- 3-(Boc-amino)-1-Cbz-4-(hydroxymethyl)pyrrolidine (CAS 1255099-67-2)
- 4-Amino-N5-(4-fluorobenzyl)-N3-isobutylisothiazole-3,5-dicarboxamide (CAS 1326883-96-8)
- 3-(Boc-amino)-3-(cbz-aminoethyl)-oxetane (CAS 1822822-20-7)
Recommended Standards
- 2-[(4-Oxo-4-phenylbutyl)sulfanyl]-5H,6H,7H,8H,9H-cyclohepta[b]pyridine-3-carbonitrile (CAS 445384-16-7)
- 5-((4-(Tert-butyl)phenyl)thio)-1-methyl-3-phenyl-1H-pyrazole-4-carbaldehyde (CAS 321998-18-9)
- 2-(Benzo[d]thiazol-2-ylthio)-N-(5-isopropyl-1,3,4-thiadiazol-2-yl)acetamide (CAS 330555-40-3)
- Azepan-1-yl(1-(phenylsulfonyl)piperidin-4-yl)methanone (CAS 478041-48-4)
- 2-((Naphthalen-2-ylthio)methyl)acrylonitrile (CAS 93889-89-5)
- 6-(Trifluoromethyl)-2H-pyrazolo[4,3-b]pyridine (CAS 1822712-61-7)
- 66254-56-6 JB295061N4 1-Amino-2-methylpropylphosphonic acid, (R)- UNII-JB295061N4 Phosphonic acid, ((1R)-1-amino-2-methylpropyl)- Phosphonic acid, (1-amino-2-methylpropyl)-, (R)- (1R)-(+)-(1-Amino-2-methylpropyl)phosphonic acid (R)-alpha-Aminoisobutylphosphonic acid J550.870C (CAS 66254-56-6)
- 1-[(2-Fluorophenyl)methyl]-1H-pyrazol-4-amine (CAS 925634-52-2)
- 1-(4,7-Dichlorobenzofuran-2-yl)butan-1-amine (CAS 1483778-45-5)
- Ethyl 3-cyanobutanoate (CAS 22584-00-5)
- Apixaban Impurity 182 (CAS CATO-C4X-1088182)
- Mdl-860 (CAS 78940-62-2)
- 5-Bromo-1-ethyl-1H-pyrazole-4-carbonitrile (CAS 1823838-43-2)
- Endo-Gly4-Semaglutide (CAS CATO-C4X-222679)
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 18665070610 / Nicole.chen@cato-chem.com