66424-56-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66424-56-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,4,2 and 4 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 66424-56:
(7*6)+(6*6)+(5*4)+(4*2)+(3*4)+(2*5)+(1*6)=134
134 % 10 = 4
So 66424-56-4 is a valid CAS Registry Number.
66424-56-4Relevant articles and documents
Narcotic-NSAID ion pairs
-
Page/Page column 32, (2008/06/13)
The present invention provides an ion pair compound of the formula [narcotic]+[A]?, wherein [narcotic]+ represents at least one cation of at least one narcotic agent or one or more stereochemical isomers thereof and [A]su
