947891-86-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 947891-86-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,7,8,9 and 1 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 947891-86:
(8*9)+(7*4)+(6*7)+(5*8)+(4*9)+(3*1)+(2*8)+(1*6)=243
243 % 10 = 3
So 947891-86-3 is a valid CAS Registry Number.