Description

1,2-Difluoro-4-(trifluoromethyl)benzene (CAS No. 32137-19-2) is a high-purity fluorinated aromatic compound with the molecular formula C₇H₃F₅. This specialty chemical is widely used in pharmaceutical synthesis, agrochemical research, and advanced material science due to its unique fluorinated structure, which enhances reactivity and stability. The compound is rigorously tested for quality, ensuring >98% purity (GC) and low trace metal content, making it ideal for sensitive applications. Packaged under inert gas in amber glass vials to prevent degradation, it is available in quantities from 1g to 1kg with custom bulk options. Key identifiers include MFCD00077510, DTXSID80345229, and synonyms such as 3,4-Difluorobenzotrifluoride and α,α,α,3,4-Pentafluorotoluene.

Properties

• CAS Number: 32137-19-2
• Complexity: 152
• IUPAC Name: 1,2-difluoro-4-(trifluoromethyl)benzene
• InChI: InChI=1S/C7H3F5/c8-5-2-1-4(3-6(5)9)7(10,11)12/h1-3H
• InChI Key: MVCGQTYWLZSKSB-UHFFFAOYSA-N
• Exact Mass: 182.01549091
• Molecular Formula: C7H3F5
• Molecular Weight: 182.09
• SMILES: C1=CC(=C(C=C1C(F)(F)F)F)F
• Monoisotopic Mass: 182.01549091
• Synonyms: 1,2-Difluoro-4-(trifluoromethyl)benzene, Benzene, 1,2-difluoro-4-(trifluoromethyl)-, 608-708-7, 3,4-Difluorobenzotrifluoride, 32137-19-2, MFCD00077510, alpha,alpha,alpha,3,4-Pentafluorotoluene, SCHEMBL2147584, SCHEMBL2348395, SCHEMBL17134063, DTXSID80345229, SBB089858, AKOS005063452, CS-W017133, PS-11685, SY032395, 1,2-Difluoro-4-(trifluoromethyl)benzene #, D3370, NS00123602, ST50827253, EN300-27265

This compound serves as a versatile building block in organofluorine chemistry, particularly for synthesizing bioactive molecules in pharmaceuticals. Its electron-withdrawing trifluoromethyl group enables precise modifications in catalysis and material science. Researchers also employ it in liquid crystal and polymer development due to its thermal stability and hydrophobic properties.

Safety and Hazards

GHS Hazard Statements

• H225 (33.3%): Highly Flammable liquid and vapor [Danger Flammable liquids]
• H226 (66.7%): Flammable liquid and vapor [Warning Flammable liquids]
• H315 (66.7%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (66.7%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (55.6%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501

Hazard Classes and Categories

• Flam. Liq. 2 (33.3%)
• Flam. Liq. 3 (66.7%)
• Skin Irrit. 2 (66.7%)
• Eye Irrit. 2A (66.7%)
• STOT SE 3 (55.6%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.