1,2,3,4-Tetramethyl-5-(trifluoromethyl)cyclopenta-1,3-diene CAS 142701-59-5
| CAS No. | 142701-59-5 |
| Molecular Formula | C10H13F3 |
| Molecular Weight | 190.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,2,3,4-Tetramethyl-5-(trifluoromethyl)cyclopenta-1,3-diene (CAS 142701-59-5), a certified reference material (molecular formula C10H13F3, MW 190.21 g/mol) for analytical method development and quality control.
Based on its molecular formula C10H13F3, 1,2,3,4-Tetramethyl-5-(trifluoromethyl)cyclopenta-1,3-diene contains fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 190.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 1,2,3,4-Tetramethyl-5-(trifluoromethyl)cyclopenta-1,3-diene 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 | C10H13F3 |
| Molecular Weight | 190.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | F-containing |
Related Tetramethyl Standards
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Recommended Standards
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- 2,6-Difluoro-3-(methylthio)benzyl alcohol (CAS 1428234-82-5)
- mPEG-NHS (CAS 135649-01-3)
- 2-Methyl-5-phenylpentan-2-ol (CAS 2979-70-6)
- tert-Butyl 4-(2-bromoethyl)benzylcarbamate (CAS 1823511-02-9)
- 3-Chloro-6-{2-phenylpyrazolo[1,5-a]pyridin-3-yl}pyridazine-4-carbonitrile (CAS 1196794-13-4)
- 4,4'-(1,3-Phenylenebis(oxy))dibenzonitrile (CAS 31206-12-9)
- Ethyl 4-bromo-3-oxohexanoate (CAS 52851-15-7)
- N-Trifluoroacetyl alendronic acid, >98% (CAS 1076199-48-8)
- 4-[(Chloroacetyl)amino]-N-cyclopentylbenzamide (CAS 908518-25-2)
- Rivastigmine EP Impurity F (CAS 889443-69-0)
- Semaglutide impurity 55 (CAS CATO-C4X-222655)
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