292075-21-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 292075-21-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,2,0,7 and 5 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 292075-21:
(8*2)+(7*9)+(6*2)+(5*0)+(4*7)+(3*5)+(2*2)+(1*1)=139
139 % 10 = 9
So 292075-21-9 is a valid CAS Registry Number.