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72259-05-3

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72259-05-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72259-05-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,2,5 and 9 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 72259-05:
(7*7)+(6*2)+(5*2)+(4*5)+(3*9)+(2*0)+(1*5)=123
123 % 10 = 3
So 72259-05-3 is a valid CAS Registry Number.

72259-05-3Relevant articles and documents

Pavinan and Isopavinan Alkaloids. Synthesis of Racemic and Natural Thalidine, Bisnorargemonine, and Congeners from N-Norreticuline

Rice, Kenner C.,Ripka, W. C.,Reden, J.,Brossi, A.

, p. 601 - 607 (2007/10/02)

The isopavinan alkaloids thalidine and O-methylthalisopavine and the pavinan alkaloids bisnorargemonine and argemonine were synthesized as the racemates and natural isomers from the appropriate form of N-norreticuline.The sequence utilizing (S)-(-)-N-norr

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