1047644-54-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1047644-54-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,7,6,4 and 4 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1047644-54:
(9*1)+(8*0)+(7*4)+(6*7)+(5*6)+(4*4)+(3*4)+(2*5)+(1*4)=151
151 % 10 = 1
So 1047644-54-1 is a valid CAS Registry Number.