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162893-25-6

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162893-25-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 162893-25-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,2,8,9 and 3 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 162893-25:
(8*1)+(7*6)+(6*2)+(5*8)+(4*9)+(3*3)+(2*2)+(1*5)=156
156 % 10 = 6
So 162893-25-6 is a valid CAS Registry Number.

162893-25-6Relevant articles and documents

Transformations of the tetracyclic skeleton of eudistomins by neighboring-group participation in the Mitsunobu reaction

Maarseveen, Jan H. van,Oberye, Elna H. H.,Bolster, Marjon B.,Scheeren, Hans W.,Kruse, Chris G.

, p. 27 - 34 (2007/10/02)

Mitsunobu reaction mediated introduction of nitrogen nucleophiles into trans 1-hydroxy eudistomins afforded in high yields rearranged products instead of the anticipated cis eudistomins due to neighboring group participations.Transannular interaction in t

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