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ChemicalBook >> CAS DataBase List >>2,2-Bis(3,4-dimethylphenyl)hexafluoropropane

2,2-Bis(3,4-dimethylphenyl)hexafluoropropane

CAS No.
65294-20-4
Chemical Name:
2,2-Bis(3,4-dimethylphenyl)hexafluoropropane
Synonyms
6FDX;BIS-X-AF;bis(1,2-dimethylbenzene);2,2-Bis-(3,4-dimethylphenyl);2,2-Bis(3,4-dimethylphenyl)h;4,4'-(Perfluoropropane-2,2-diyl);Benzene, 1,1'-[2,2,2-trifluoro-1-(;2,2-Bis(3,4-diphenyl)hexafluoropropane;Bis(2,3-dimethylphenyl)hexafluoropropane;4,4'-(HEXAFLUOROISOPROPYLIDENE)DI-O-XYLENE
CBNumber:
CB9361333
Molecular Formula:
C19H18F6
Molecular Weight:
360.34
MDL Number:
MFCD00042167
MOL File:
65294-20-4.mol
MSDS File:
SDS
Last updated:2026-05-28 05:48:17
Product description Number Pack Size Price
2,2-Bis(3,4-dimethylphenyl)hexafluoropropane >97.0%(GC) B1402 5g $22
2,2-Bis(3,4-dimethylphenyl)hexafluoropropane Asreported 266367 10g $232
2,2-Bis(3,4-dimethylphenyl)hexafluoropropane Asreported 266367 25g $343
2,2-Bis(3,4-dimethylphenyl)hexafluoropropane 98% PC1227G 1g $21
2,2-Bis(3,4-dimethylphenyl)hexafluoropropane 98% PC1227G 5g $24
More product size

2,2-Bis(3,4-dimethylphenyl)hexafluoropropane Properties

Melting point 76-78°C
Boiling point 110-120°C 2mm
Density 1.198±0.06 g/cm3(Predicted)
Flash point >110°C
storage temp. Sealed in dry,Room Temperature
form powder to crystal
color White to Almost white
InChI InChI=1S/C19H18F6/c1-11-5-7-15(9-13(11)3)17(18(20,21)22,19(23,24)25)16-8-6-12(2)14(4)10-16/h5-10H,1-4H3
InChIKey GLFKFHJEFMLTOB-UHFFFAOYSA-N
SMILES C(C1=CC=C(C)C(C)=C1)(C1=CC=C(C)C(C)=C1)(C(F)(F)F)C(F)(F)F
CAS DataBase Reference 65294-20-4(CAS DataBase Reference)
FDA UNII B2YCH6D3G6
NIST Chemistry Reference 2,2-Bis-(3,4-dimethylphenyl)-hexafluoropropane(65294-20-4)
EPA Substance Registry System 2,2-Bis(3,4-dixylyl)hexafluoro propane (65294-20-4)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338
Hazard Codes  Xi
Safety Statements  22-24/25
TSCA  TSCA listed
HazardClass  IRRITANT
HS Code  2903998090

2,2-Bis(3,4-dimethylphenyl)hexafluoropropane price More Price(59)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical B1402 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane >97.0%(GC) 65294-20-4 5g $22 2026-04-30 Buy
Usbiological 266367 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane Asreported 65294-20-4 10g $232 2026-06-03 Buy
Usbiological 266367 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane Asreported 65294-20-4 25g $343 2026-06-03 Buy
Apolloscientific PC1227G 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane 98% 65294-20-4 1g $21 2026-06-04 Buy
Apolloscientific PC1227G 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane 98% 65294-20-4 5g $24 2026-06-04 Buy
Product number Packaging Price Buy
B1402 5g $22 Buy
266367 10g $232 Buy
266367 25g $343 Buy
PC1227G 1g $21 Buy
PC1227G 5g $24 Buy

2,2-Bis(3,4-dimethylphenyl)hexafluoropropane Chemical Properties,Uses,Production

Chemical Properties

white crystalline powder

Uses

2,2-Bis(3,4-dimethylphenyl)hexafluoropropane can be used as a gas separation membrane due to its good separation performance and high plasticization resistance to carbon dioxide

Synthesis

o-Xylene

95-47-6

Hexafluoroacetone

684-16-2

2,2-Bis(3,4-dimethylphenyl)hexafluoropropane

65294-20-4

In a 2000 mL three-necked flask, 1000 g of tetrahydrofuran (THF), 424 g of o-xylene, and 60 g of p-toluenesulfonic acid (p-TsOH) were added, and the reaction temperature was controlled to be below 40°C. The reaction was carried out by a slow pass of 400 g of hexafluoroacetone gas. 400 g of hexafluoroacetone gas was slowly passed. After heating and refluxing the reaction for 12 hours, it was cooled to room temperature. The reaction mixture was washed with saturated sodium bicarbonate (NaHCO3) aqueous solution to pH 7-8. 500 g of toluene was added, partitioned and the organic phase was washed with deionized water. The washed organic phase was concentrated to give a solid crude product. The crude product was recrystallized by dissolving in 1200 g of ethanol. The wet product was dried under vacuum at 40 ℃ for 12 hours to obtain 670 g of white crystal product with 93.1% yield. The product was analyzed by gas chromatography (GC), and the purity was 99.6%, the content of single impurity was less than 0.1%, and the content of all metal ions was less than 1 ppm.

References

[1] Patent: CN108395363, 2018, A. Location in patent: Paragraph 0052-0054
[2] Journal of Fluorine Chemistry, 2003, vol. 123, # 2, p. 221 - 225

677-71-4
95-47-6
65294-20-4
Synthesis of 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane from 1,1,1,3,3,3-hexafluoropropane-2,2-diol and o-Xylene

2,2-Bis(3,4-dimethylphenyl)hexafluoropropane Preparation Products And Raw materials

Global( 223)Suppliers
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CHINATECH(TIANJIN) CHEMICAL CO.,LTD.
+86-18222205756 +86-18222205756 sales6@chinatechem.com China 96 58
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View Lastest Price from 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2,2-Bis(3,4-dimethylphenyl) hexafluoropropane (6FXY) pictures 2026-07-11 2,2-Bis(3,4-dimethylphenyl) hexafluoropropane (6FXY)
65294-20-4
1kg ≥99.5% 300MT CHINATECH(TIANJIN) CHEMICAL CO.,LTD.
2,2-Bis(3,4-dimethylphenyl)hexafluoropropane pictures 2026-07-09 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane
65294-20-4
$1.00-158.00 1KG 99% Henan Fengda Chemical Co., Ltd
2,2-Bis(3,4-dimethylphenyl)hexafluoropropane pictures 2025-06-20 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane
65294-20-4
1kg 99% 20 tons Hebei Yanxi Chemical Co., Ltd.
1,1’-[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]bis[3,4-dimethyl-benzen 4-[1-(3,4-Dimethylphenyl)-2,2,2-trifluoro-1-(trifluoromethyl)ethyl]-1,2-dimethylbenzene Benzene, 1,1'-[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]bis[3,4-dimethyl- Hexafluoro-2,2-bis-(3,4-dimethylphenyl)-propane BIS-X-AF 2,2-BIS(3,4-DIMETHYLPHENYL)HEXAFLUOROPROPANE 4,4'-(HEXAFLUOROISOPROPYLIDENE)DI-O-XYLENE 6FDX 1,1'-[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]bis[3,4-dimethylbenzene] 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane 95% 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane95% 1,1,1,3,3,3-Hexafluoro-2,2-bis(3,4-dimethylphenyl)propane 2,2-Bis(3,4-dimethylphenyl)-1,1,1,3,3,3-hexafluoropropane 4,4'-[2,2,2-Trifluoro-1-(trifluoromethyl)ethylidene]bis(1,2-dimethylbenzene) 4-[2-(3,4-dimethylphenyl)-1,1,1,3,3,3-hexafluoro-propan-2-yl]-1,2-dimethyl-benzene 4-[2-(3,4-dimethylphenyl)-1,1,1,3,3,3-hexafluoropropan-2-yl]-1,2-dimethylbenzene 4,4'-(Perfluoropropane-2,2-diyl)bis(1,2-dimethylbenzene) 4,4'-(Perfluoropropane-2,2-diyl) bis(1,2-dimethylbenzene) 4,8-dimethoxy-9H-furo[2,3-b]quinolin-7-one 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane(BOX AF) Benzene, 1,1'-[2,2,2-trifluoro-1-( 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane> 2, 2-bis (3, 4-dimethyphenyl) hexafluoropropane 2,2-Bis(3,4-dimethylphenyl)hexafluoropropane ISO 9001:2015 REACH 2,2-Bis(3,4-dimethylphenyl) hexafluoropropane(6FXY) 2,2-Bis-(3,4-dimethylphenyl) 2,2-Bis(3,4-dimethylphenyl)h Bis(2,3-dimethylphenyl)hexafluoropropane 4,4'-(Hexafluoroisopropylidene)-bis-(o-xylene) 99% 2,2-Bis(3,4-diphenyl)hexafluoropropane 65294-20-4 65249-20-4 C19H18F6 PI
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