bromo-(3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 10-heptadecafluorodecyl)diisopropylsilane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 340128-72-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,0,1,2 and 8 respectively; the second part has 2 digits, 7 and 2 respectively. Calculate Digit Verification of CAS Registry Number 340128-72: (8*3)+(7*4)+(6*0)+(5*1)+(4*2)+(3*8)+(2*7)+(1*2)=105 105 % 10 = 5 So 340128-72-5 is a valid CAS Registry Number.