206356-44-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 206356-44-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,6,3,5 and 6 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 206356-44:
(8*2)+(7*0)+(6*6)+(5*3)+(4*5)+(3*6)+(2*4)+(1*4)=117
117 % 10 = 7
So 206356-44-7 is a valid CAS Registry Number.