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52517-59-6

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52517-59-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 52517-59-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,5,1 and 7 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 52517-59:
(7*5)+(6*2)+(5*5)+(4*1)+(3*7)+(2*5)+(1*9)=116
116 % 10 = 6
So 52517-59-6 is a valid CAS Registry Number.

52517-59-6Relevant articles and documents

Isomerisations et cyclisations de derives bifonctionnels des diphenyl-1,4 butadienes Z,Z et E,E. Acces a une cetone derivee du Benzo(c) 7H-fluorene

Wehbe, Mohamed,Lepage, Lucette,Lepage, Yves,Platzer, Nicole

, p. 309 - 317 (2007/10/02)

Furannic diols 1a, 1b, furofurans 2a, 2b and stereoisomers (Z,Z) 4 and (E,E) 5a of 2,3 bis phenyl methylene-1,4 diphenyl butanedione give, with strong acids, the -7H benzo(c) fluorenic ketone, 3.The structure of the compound 3 is demonstrated by bidimensi

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