923550-74-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 923550-74-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,3,5,5 and 0 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 923550-74:
(8*9)+(7*2)+(6*3)+(5*5)+(4*5)+(3*0)+(2*7)+(1*4)=167
167 % 10 = 7
So 923550-74-7 is a valid CAS Registry Number.