923784-01-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 923784-01-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,3,7,8 and 4 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 923784-01:
(8*9)+(7*2)+(6*3)+(5*7)+(4*8)+(3*4)+(2*0)+(1*1)=184
184 % 10 = 4
So 923784-01-4 is a valid CAS Registry Number.