1609955-47-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1609955-47-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,9,9,5 and 5 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1609955-47:
(9*1)+(8*6)+(7*0)+(6*9)+(5*9)+(4*5)+(3*5)+(2*4)+(1*7)=206
206 % 10 = 6
So 1609955-47-6 is a valid CAS Registry Number.