Cas 104503-23-3,4-(2,4,6-trimethylphenyl)-<2.2>paracyclophane

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Check Digit Verification of cas no

The CAS Registry Mumber 104503-23-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,5,0 and 3 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 104503-23:
(8*1)+(7*0)+(6*4)+(5*5)+(4*0)+(3*3)+(2*2)+(1*3)=73
73 % 10 = 3
So 104503-23-3 is a valid CAS Registry Number.

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104503-23-3Relevant articles and documents

Synthesis of novel mono- and diaryl-substituted paracyclophanes

Rozenberg, V. I.,Sergeeva, E. V.,Kharitonov, V. G.,Vorontsova, N. V.,Vorontsov, E. V.,Mikul'shina, V. V.

, p. 1018 - 1023 (1994)

The cross-coupling reactions of 4-bromoparacyclophane with p-tolylmagnesium bromide in the presence of various palladium and nickel complexes have been studied.It was found that 1,1'-bis(diphenylphosphinoferrocene)palladium dichloride (PdCl2*dppf) s

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104503-23-3