1,1,2,2-Tetra-p-tolylethene CAS 5831-43-6
| CAS No. | 5831-43-6 |
| Molecular Formula | C30H28 |
| Molecular Weight | 388.54 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1,1,2,2-Tetra-p-tolylethene is closely related to a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 1,1,2,2-Tetra-p-tolylethene (CAS 5831-43-6), a certified reference material (molecular formula C30H28, MW 388.54 g/mol) for analytical method development and quality control.
1,1,2,2-Tetra-p-tolylethene (C30H28) contains a polycyclic aromatic system. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
CATO manufactures 1,1,2,2-Tetra-p-tolylethene 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 | C30H28 |
| Molecular Weight | 388.54 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Tetra Standards
- 1,2,4,6-Tetra-O-acetyl-3-O-allyl-β-D-glucopyranose (CAS 39698-00-5)
- 2,3,4,6-Tetra-O-acetyl-b-D-galactopyranosyl isothiocyanate (CAS 41135-18-6)
- 2-3-4-6-Tetra-O-acetyl-α-D-mannopyranosyl isothiocyanate (CAS 93221-21-7)
- 3,4,5,6-Tetra-O-acetyl myo-Inositol-1,2-thiocarbonate (CAS 25348-62-3)
- 1,2,4,5-Tetra(pyridin-3-yl)benzene (CAS 1430117-49-9)
- 1,2,4,5-Tetra(pyridin-4-yl)benzene (CAS 170165-81-8)
- C-(2-3-4-6-Tetra-O-acetyl-1-hydroxy-β-D-galactopyranosyl)formamide (CAS 189633-60-1)
- 1,3,6,8-Tetra-tert-butylcarbazole (CAS 34601-54-2)
Recommended Standards
- AH 13205 (CAS 148436-63-9)
- 1,3-Propanediol, 2,2-bis(hydroxymethyl)-, homopolymer, heptanoate isononanoate (CAS 70693-37-7)
- 3-Oxo-7-hydroxychol-4-enoic acid (CAS 14772-95-3)
- 5α-CHOLANIC ACID-3, 6-DIONE (CAS 6929-22-2)
- 7-(4-Chlorophenyl)-4,5,6,7-tetrahydrothieno[2,3-c]pyridine (CAS 260545-75-3)
- 5-(tert-Butoxycarbonyl)-2-oxa-5-azabicyclo[2.2.1]heptane-1-carboxylic acid (CAS 1330763-18-2)
- 1-Cyclobutanesulfonyl-4-fluorobenzene (CAS 871657-74-8)
- 5-Bromo-N-(3,3-dimethylbutan-2-yl)thiophene-2-carboxamide (CAS 515860-18-1)
- 2'-Amino-5'-ethyl-6'-propyl-[3,4'-bipyridine]-3'-carbonitrile (CAS 642002-74-2)
- 3-Methyl-2,6-dinitrobenzoic acid (CAS 3478-09-9)
- 2,5-Dibromo-3-(trifluoromethyl)aniline (CAS 1806300-71-9)
- Tert-butyl (S)-5-amino-2-((tert-butoxycarbonyl)amino)pentanoate (CAS 53054-03-8)
- Ethyl 3-(5-(2-nitrophenyl)furan-2-yl)-3-oxopropanoate (CAS 887411-73-6)
- Peptide Impurity 15 (CAS 1227750-69-7)
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