1573206-81-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1573206-81-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,7,3,2,0 and 6 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1573206-81:
(9*1)+(8*5)+(7*7)+(6*3)+(5*2)+(4*0)+(3*6)+(2*8)+(1*1)=161
161 % 10 = 1
So 1573206-81-1 is a valid CAS Registry Number.