123538-47-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 123538-47-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,5,3 and 8 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 123538-47:
(8*1)+(7*2)+(6*3)+(5*5)+(4*3)+(3*8)+(2*4)+(1*7)=116
116 % 10 = 6
So 123538-47-6 is a valid CAS Registry Number.