137058-72-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137058-72-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,0,5 and 8 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 137058-72:
(8*1)+(7*3)+(6*7)+(5*0)+(4*5)+(3*8)+(2*7)+(1*2)=131
131 % 10 = 1
So 137058-72-1 is a valid CAS Registry Number.