20336-07-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20336-07-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,3,3 and 6 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 20336-07:
(7*2)+(6*0)+(5*3)+(4*3)+(3*6)+(2*0)+(1*7)=66
66 % 10 = 6
So 20336-07-6 is a valid CAS Registry Number.