791839-37-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 791839-37-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,9,1,8,3 and 9 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 791839-37:
(8*7)+(7*9)+(6*1)+(5*8)+(4*3)+(3*9)+(2*3)+(1*7)=217
217 % 10 = 7
So 791839-37-7 is a valid CAS Registry Number.