537678-52-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 537678-52-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,3,7,6,7 and 8 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 537678-52:
(8*5)+(7*3)+(6*7)+(5*6)+(4*7)+(3*8)+(2*5)+(1*2)=197
197 % 10 = 7
So 537678-52-7 is a valid CAS Registry Number.