62849-09-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 62849-09-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,2,8,4 and 9 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 62849-09:
(7*6)+(6*2)+(5*8)+(4*4)+(3*9)+(2*0)+(1*9)=146
146 % 10 = 6
So 62849-09-6 is a valid CAS Registry Number.
62849-09-6Relevant articles and documents
The Structure of Thalibrunine, a Reinvestigation and Revision
Wu, Jinn,Beal, Jack L.,Doskotch, Raymond W.
, p. 208 - 212 (2007/10/02)
Evidence is presented that thalibrunine has structure 2 and is the 2'-hydroxy derivative of hernandezine.Ceric ammonium nitrate oxidation of thalibrunine acetate (3) gave 2-methoxy-4-acetoxy-4',5-diformyldiphenyl ether (6), which was also prepared synthet