459457-07-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 459457-07-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,9,4,5 and 7 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 459457-07:
(8*4)+(7*5)+(6*9)+(5*4)+(4*5)+(3*7)+(2*0)+(1*7)=189
189 % 10 = 9
So 459457-07-9 is a valid CAS Registry Number.
459457-07-9Relevant academic research and scientific papers
Synthetic studies on polyoxypeptins: Stereoselective synthesis of (2S,3R)-3-hydroxy-3-methylproline using SmI2-mediated cyclization
Makino, Kazuishi,Kondoh, Ai,Hamada, Yasumasa
, p. 4695 - 4698 (2007/10/03)
Stereoselective synthesis of (2S,3R)-3-hydroxy-3-methylproline (3), a component of polyoxypeptins, has been achieved by use of SmI2-mediated diastereoselective cyclization reaction as a key step.
