4-(3,5-Difluorophenyl)-2-methyl-1-butene CAS 951892-84-5
| CAS No. | 951892-84-5 |
| Molecular Formula | C11H12F2 |
| Molecular Weight | 182.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-(3,5-Difluorophenyl)-2-methyl-1-butene is closely related to fluorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 4-(3,5-Difluorophenyl)-2-methyl-1-butene (CAS 951892-84-5), a certified reference material (molecular formula C11H12F2, MW 182.21 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H12F2, 4-(3,5-Difluorophenyl)-2-methyl-1-butene contains fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 182.21 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).
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 4-(3,5-Difluorophenyl)-2-methyl-1-butene 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 | C11H12F2 |
| Molecular Weight | 182.21 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
Related Difluorophenyl Standards
- 951892-19-6 4-(2,4-Difluorophenyl)-2-methyl-1-butene MFCD07775049 (CAS 951892-19-6)
- 4-(2,3-Difluorophenyl)but-3-en-2-one (CAS 1033193-94-0)
- 4-(2,4-Difluorophenyl)but-3-en-2-one (CAS 1115962-39-4)
- 3-(2,4-Difluorophenyl)cyclobutan-1-one (CAS 1260161-42-9)
- (E)-4-(2,5-difluorophenyl)but-3-en-2-one (CAS 1571074-31-1)
- (S)-5-(3,5-Difluorophenyl)-4,5-dihydro-1H-pyrazole (CAS 2428406-36-2)
- 1-(3,5-Difluorophenyl)but-3-en-2-one (CAS 889955-36-6)
- 4-(2,3-Difluorophenyl)but-3-yn-1-ol (CAS 939043-50-2)
Recommended Standards
- 2,6-Diamino-9h-purine-8-thiol (CAS 462066-71-3)
- 5-(Methylthio)-2H-[1,2,3]triazolo[4,5-d]pyrimidin-7-amine (CAS 93886-72-7)
- 1,4-Difluoro-2-(3-methylbut-3-en-1-yl)benzene (CAS 951892-35-6)
- 7-Fluorothiochroman-4-one (CAS 21243-15-2)
- H-Trans-D-4-Fluoro-Pro-OH (CAS 131176-02-8)
- 1-Methyl-4-(prop-2-yn-1-yl)benzene (CAS 30342-96-2)
- Tert-butyl 3-(aminomethyl)thiomorpholine-4-carboxylate (CAS 1220039-36-0)
- 5-(Naphthalen-1-ylmethyl)-1,3,4-thiadiazol-2-amine (CAS 383130-61-8)
- 3-Indazol-1-yl-propylamine (CAS 933744-08-2)
- 4-Bromo-6-methoxy-2-(trifluoromethyl)quinoline (CAS 18706-38-2)
- 5-(4-Methylpiperazino)-2-nitroaniline (CAS 23491-48-7)
- 3H-imidazo[4,5-b]pyridine-2-carboxylic acid (CAS 97640-15-8)
- 4-(Hydroxymethyl)piperidin-3-ol (CAS 220218-57-5)
- Semaglutide impurity 251 (CAS CATO-C4X-2226251)
Why CATO?
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