494825-51-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 494825-51-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,4,8,2 and 5 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 494825-51:
(8*4)+(7*9)+(6*4)+(5*8)+(4*2)+(3*5)+(2*5)+(1*1)=193
193 % 10 = 3
So 494825-51-3 is a valid CAS Registry Number.
494825-51-3Relevant articles and documents
Total synthesis of (-)-cassine.
Makabe, Hidefumi,Kong, Looi Kok,Hirota, Mitsuru
, p. 27 - 29 (2007/10/03)
The PdCl(2)-catalyzed cyclization of amino allylic alcohol 16 gave the cyclized product 17a with excellent diastereoselectivity. The versatility of compound 17a as the building block for synthesizing cis-2,6-disubstituted piperidine alkaloids has been dem