371759-56-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 371759-56-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,7,1,7,5 and 9 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 371759-56:
(8*3)+(7*7)+(6*1)+(5*7)+(4*5)+(3*9)+(2*5)+(1*6)=177
177 % 10 = 7
So 371759-56-7 is a valid CAS Registry Number.