206054-37-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 206054-37-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,6,0,5 and 4 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 206054-37:
(8*2)+(7*0)+(6*6)+(5*0)+(4*5)+(3*4)+(2*3)+(1*7)=97
97 % 10 = 7
So 206054-37-7 is a valid CAS Registry Number.