3,4-Bis(trifluoromethyl)furan, also known as 3,4-bis(trifluoromethyl)-2,5-dihydrofuran, is an organic compound with the chemical formula C5H2F6O. It is a colorless liquid that is insoluble in water but soluble in organic solvents. Furan, 3,4-bis(trifluoromethyl)- is a valuable building block in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals due to its unique electronic and steric properties. It is synthesized through various methods, including the reaction of 3,4-dihydro-2H-pyran with trifluoroacetic anhydride or the condensation of 2,5-dihydrofuran with trifluoroacetic acid. The compound is sensitive to light and heat, and it is typically stored under an inert atmosphere to prevent decomposition. Its applications span across various industries, making it an important intermediate in the chemical industry.
The CAS Registry Mumber 878-82-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,7 and 8 respectively; the second part has 2 digits, 8 and 2 respectively. Calculate Digit Verification of CAS Registry Number 878-82: (5*8)+(4*7)+(3*8)+(2*8)+(1*2)=110 110 % 10 = 0 So 878-82-0 is a valid CAS Registry Number.