Ligand used in the asymmetric hydrosilation of ketones.
Check Digit Verification of cas no
The CAS Registry Mumber 147409-41-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,4,0 and 9 respectively; the second part has 2 digits, 4 and 1 respectively. Calculate Digit Verification of CAS Registry Number 147409-41: (8*1)+(7*4)+(6*7)+(5*4)+(4*0)+(3*9)+(2*4)+(1*1)=134 134 % 10 = 4 So 147409-41-4 is a valid CAS Registry Number.