1352139-49-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1352139-49-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,2,1,3 and 9 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1352139-49:
(9*1)+(8*3)+(7*5)+(6*2)+(5*1)+(4*3)+(3*9)+(2*4)+(1*9)=141
141 % 10 = 1
So 1352139-49-1 is a valid CAS Registry Number.