Trans-1-(2-(4-ethylphenyl)ethynyl)-4-(4-propylcyclohexyl)benzene CAS 202205-77-4
| CAS No. | 202205-77-4 |
| Molecular Formula | C25H30 |
| Molecular Weight | 330.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures Trans-1-(2-(4-ethylphenyl)ethynyl)-4-(4-propylcyclohexyl)benzene 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.
CATO supplies Trans-1-(2-(4-ethylphenyl)ethynyl)-4-(4-propylcyclohexyl)benzene (CAS 202205-77-4), a certified reference material (molecular formula C25H30, MW 330.51 g/mol) for analytical method development and quality control.
Based on its molecular formula C25H30, Trans-1-(2-(4-ethylphenyl)ethynyl)-4-(4-propylcyclohexyl)benzene contains a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 330.51 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
Physical & Chemical Properties
| Molecular Formula | C25H30 |
| Molecular Weight | 330.51 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2014 |
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Recommended Standards
- 1-({6-[(1-cyanocyclohexyl)amino]-hexyl}amino)cyclohexanecarbonitrile (CAS 22411-41-2)
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- 1-(4-Butylcyclohexyl)-4-(p-tolylethynyl)benzene (CAS 133856-91-4)
- 4-(4-Fluorophenyl)-4'-pentyl-1,1'-bi(cyclohexane) (CAS 82832-29-9)
- methyl 2-[2-(aminomethyl)phenyl]acetate hydrochloride (CAS 208124-61-2)
- 108826-49-9 ACMC-20mbtv Dibenzo[c,h]xanthylium, 5,6,8,9-tetrahydro-3,11-dimethoxy-7-phenyl-, perchlorate (9CI) (CAS 108826-49-9)
- (4,5-Dichlorothiophen-2-yl)methanol (CAS 89284-46-8)
- 3-Fluoro-4-(methylsulfonyl)benzoic Acid (CAS 185945-88-4)
- 3-(Methoxymethyl)-1H-pyrazole (CAS 37599-33-0)
- 2-Chloro-4-(4-methylisoxazol-5-yl)phenol (CAS 1399653-31-6)
- 5-((4-Carboxy-2-methylphenyl)ethynyl)isophthalic acid (CAS 2007142-71-2)
- (6-Chloro-5-fluoropyridin-2-yl)methanamine (CAS 1256834-20-4)
- 3-((2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)sulfonyl)propanenitrile (CAS 881044-52-6)
- Semaglutide impurity 91 (CAS CATO-C4X-222691)
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