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52161-84-9

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52161-84-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 52161-84-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,1,6 and 1 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 52161-84:
(7*5)+(6*2)+(5*1)+(4*6)+(3*1)+(2*8)+(1*4)=99
99 % 10 = 9
So 52161-84-9 is a valid CAS Registry Number.

52161-84-9Relevant articles and documents

Synthesis and Resolution of 3-Substituted Morpgoline Appetite Suppressants and Chiral Synthesis via O-Arylhomoserines

Brown, George R.,Foubister, Alan J.,Stribling, Donald

, p. 547 - 552 (2007/10/02)

The synthesis and resolution of potential appetite suppressant 3-(2-aryloxyethyl)morpholines is described.Assignment of the absolute configuration of the resolved enantiomers is based on a chiral synthesis from O-phenylhomoserines of known configuration.A

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