155764-79-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 155764-79-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,7,6 and 4 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 155764-79:
(8*1)+(7*5)+(6*5)+(5*7)+(4*6)+(3*4)+(2*7)+(1*9)=167
167 % 10 = 7
So 155764-79-7 is a valid CAS Registry Number.