Cas 96540-12-4,C24H20O4S2

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Check Digit Verification of cas no

The CAS Registry Mumber 96540-12-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,6,5,4 and 0 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 96540-12:
(7*9)+(6*6)+(5*5)+(4*4)+(3*0)+(2*1)+(1*2)=144
144 % 10 = 4
So 96540-12-4 is a valid CAS Registry Number.

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96540-12-4Relevant academic research and scientific papers

1,3-BIS(PHENYLSULFONYL)BUTADIENES: SYNTHESIS APPLYING KNOEVENAGEL-TYPE CONDENSATION AND MICHAEL-TYPE ADDITION-CYCLIZATION WITH ENAMINES

Masuyama, Yoshiro,Sato, Hiroko,Kurusu, Yasuhiko

, p. 67 - 68 (1985)

Knoevenagel-type condensation of 1,3-bis(phenylsulfonyl)propene with aldehydes provided electron-deficient dienes, 1,3-bis(phenylsufonyl)butadiene derivatives, and one of these dienes, 4-phenyl derivative was applied to Michael-type addition with enamines to form six-membered ring systems.

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