2-(Difluoromethyl)-1,3-difluorobenzene CAS 91624-89-4
| CAS No. | 91624-89-4 |
| Molecular Formula | C7H4F4 |
| Molecular Weight | 164.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-(Difluoromethyl)-1,3-difluorobenzene is closely related to fluorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-(Difluoromethyl)-1,3-difluorobenzene (CAS 91624-89-4) is a high-purity analytical reference standard with the molecular formula C7H4F4 and a molecular weight of 164.10 g/mol.
Based on its molecular formula C7H4F4, 2-(Difluoromethyl)-1,3-difluorobenzene contains fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 164.10 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 2-(Difluoromethyl)-1,3-difluorobenzene 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 | C7H4F4 |
| Molecular Weight | 164.10 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | F-containing |
Related Difluoromethyl Standards
- 1-(Difluoromethyl)-3,5-difluorobenzene (CAS 1208077-70-6)
- 1-(Difluoromethyl)-2,3-difluorobenzene (CAS 1214349-96-8)
- 4-(Difluoromethyl)-1,2-difluorobenzene (CAS 1214379-64-2)
- 2-(Difluoromethyl)-1,4-difluorobenzene (CAS 195886-79-4)
- 1-(Difluoromethyl)-2,4-difluorobenzene (CAS 845866-84-4)
- 4-(Difluoromethyl)dihydro-2H-pyran-2,6(3H)-dione (CAS 1706461-52-0)
- 1-(Difluoromethyl)-3-oxocyclobutanecarboxylic acid (CAS 2228641-38-9)
- 1-(Difluoromethyl)-3-nitro-1H-1,2,4-triazole (CAS 2137653-18-8)
Recommended Standards
- 1,2,3,4-Tetrafluoro-5-methylbenzene (CAS 21622-19-5)
- 2,3,5,6-Tetrafluorotoluene (CAS 5230-78-4)
- 1-FLUORO-2-(TRIFLUOROMETHYL)BENZENE 2-(TRIFLUOROMETHYL)FLUOROBENZENE 2-FLUOROBENZOTRIFLUORIDE 392-85-8 A,A,A,2-TETRAFLUOROTOLUENE ALPHA,ALPHA,ALPHA,2-TETRAFLUOROTOLUENE ALPHA,ALPHA,ALPHA,AR-TETRAFLUOROTOLUENE BENZENE, 1-FLUORO-2-(TRIFLUOROMETHYL)- LF10123 O-FLUOROBENZOTRIFLUORIDE (CAS 392-85-8)
- Methyl trifluoromethanesulfonate (CAS 333-27-7)
- Benzyl 5-methyl-3-oxo-2,3,6,7-tetrahydro-1H-azepine-1-carboxylate (CAS 1956383-20-2)
- (2-methoxypyridin-3-yl)methanol (CAS 112197-16-7)
- Benzyl (3R,4R)-4-amino-3-methoxypiperidine-1-carboxylate (CAS 1201693-68-6)
- 7-Bromo-1H-[1,2,3]triazolo[4,5-c]pyridine (CAS 856343-33-4)
- (E)-[(4-Fluorophenyl)methoxy]({[1-methyl-3-phenyl-5-(phenylsulfanyl)-1H-pyrazol-4-yl]methylidene})amine (CAS 321998-33-8)
- Oxazole, 2,2′-(2,3-naphthalenediyl)bis[4,5-dihydro-4-(2-methylpropyl)-, (4S,4′S)- (CAS 591754-03-9)
- n-(Furan-2-ylmethyl)-6-hydrazinylpyridine-3-sulfonamide (CAS 926220-15-7)
- (2-((Benzyloxy)carbonyl)-1,2,3,4-tetrahydroisoquinolin-6-yl)boronic acid (CAS 1020173-39-0)
- 2-[({4-oxo-5-phenyl-3h,4h-thieno[2,3-d]pyrimidin-2-yl}methyl)sulfanyl]propanoic acid (CAS 852933-47-2)
- Heptapeptide-6 (CAS CATO-CPTD788823)
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