223601-34-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223601-34-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,6,0 and 1 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 223601-34:
(8*2)+(7*2)+(6*3)+(5*6)+(4*0)+(3*1)+(2*3)+(1*4)=91
91 % 10 = 1
So 223601-34-1 is a valid CAS Registry Number.