[3-(8-chloro-1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8-cetanfluorooctyl)-2-iodo]propyl acetate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 156540-39-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,5,4 and 0 respectively; the second part has 2 digits, 3 and 9 respectively. Calculate Digit Verification of CAS Registry Number 156540-39: (8*1)+(7*5)+(6*6)+(5*5)+(4*4)+(3*0)+(2*3)+(1*9)=135 135 % 10 = 5 So 156540-39-5 is a valid CAS Registry Number.