1049729-81-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1049729-81-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,9,7,2 and 9 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1049729-81:
(9*1)+(8*0)+(7*4)+(6*9)+(5*7)+(4*2)+(3*9)+(2*8)+(1*1)=178
178 % 10 = 8
So 1049729-81-8 is a valid CAS Registry Number.