8051-56-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 8051-56-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 8,0,5 and 1 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 8051-56:
(6*8)+(5*0)+(4*5)+(3*1)+(2*5)+(1*6)=87
87 % 10 = 7
So 8051-56-7 is a valid CAS Registry Number.