1554015-89-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1554015-89-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,5,4,0,1 and 5 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1554015-89:
(9*1)+(8*5)+(7*5)+(6*4)+(5*0)+(4*1)+(3*5)+(2*8)+(1*9)=152
152 % 10 = 2
So 1554015-89-2 is a valid CAS Registry Number.