159425-49-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 159425-49-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,4,2 and 5 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 159425-49:
(8*1)+(7*5)+(6*9)+(5*4)+(4*2)+(3*5)+(2*4)+(1*9)=157
157 % 10 = 7
So 159425-49-7 is a valid CAS Registry Number.
159425-49-7Relevant articles and documents
Two practical syntheses of sterically congested benzophenones
Hollinshead,Nichols,Wilson
, p. 6703 - 6709 (2007/10/02)
Two efficient syntheses of the sterically congested tetraortho-substituted benzophenone portion of balanol 1 (a potent PKC inhibitor) in a protected form are described. Ortho lithiation reactions are employed for the preparation of the required 1,2,3-tris
