7,7,8,8,9,9,10,10,11,11,12,12,13,13,14,14,14-heptadecafluorotetradec-1-yne is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 1228259-72-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,2,5 and 9 respectively; the second part has 2 digits, 7 and 2 respectively. Calculate Digit Verification of CAS Registry Number 1228259-72: (9*1)+(8*2)+(7*2)+(6*8)+(5*2)+(4*5)+(3*9)+(2*7)+(1*2)=160 160 % 10 = 0 So 1228259-72-0 is a valid CAS Registry Number.