118907-58-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 118907-58-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,9,0 and 7 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 118907-58:
(8*1)+(7*1)+(6*8)+(5*9)+(4*0)+(3*7)+(2*5)+(1*8)=147
147 % 10 = 7
So 118907-58-7 is a valid CAS Registry Number.