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459457-06-8

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459457-06-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 459457-06-8 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 6 respectively.
Calculate Digit Verification of CAS Registry Number 459457-06:
(8*4)+(7*5)+(6*9)+(5*4)+(4*5)+(3*7)+(2*0)+(1*6)=188
188 % 10 = 8
So 459457-06-8 is a valid CAS Registry Number.

459457-06-8Relevant articles and documents

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.

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