2-Butene, 1,1,1-trifluoro-3-methyl-, also known as 3-methyl-1,1,1-trifluoro-2-butene, is a colorless, flammable, and volatile liquid with the chemical formula C5H7F3. It is an organic compound belonging to the class of alkenes, specifically a substituted butene with a trifluoromethyl group and a methyl group. 2-Butene, 1,1,1-trifluoro-3-methyl- is used as a building block in the synthesis of various fluorinated chemicals, pharmaceuticals, and agrochemicals. Due to its reactive nature and potential health and environmental risks, it is essential to handle and store it with proper safety measures.
The CAS Registry Mumber 352-42-1 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,5 and 2 respectively; the second part has 2 digits, 4 and 2 respectively. Calculate Digit Verification of CAS Registry Number 352-42: (5*3)+(4*5)+(3*2)+(2*4)+(1*2)=51 51 % 10 = 1 So 352-42-1 is a valid CAS Registry Number.