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569673-92-3

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569673-92-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 569673-92-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,6,9,6,7 and 3 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 569673-92:
(8*5)+(7*6)+(6*9)+(5*6)+(4*7)+(3*3)+(2*9)+(1*2)=223
223 % 10 = 3
So 569673-92-3 is a valid CAS Registry Number.

569673-92-3Relevant articles and documents

A kind of organic compound and its use this organic compound electroluminescent device

-

, (2016/10/08)

The invention relates to an organic compound. The organic compound has a structure represented in a formula I, wherein R1, R2 and R3 are independently selected from hydrogen atom, substituted or non-substituted C1-C30 alkyl, substituted or non-substituted C1-C30 naphthenic base, substituted or non-substituted C1-C30 alkoxy, substituted or non-substituted C6-C30 aryl, substituted or non-substituted C6-C30 aryloxy, substituted or non-substituted C6-C30 arylamine, substituted or non-substituted C2-C30 heterocyclic ring, substituted or non-substituted C6-C30 condensed polycyclic group, hydroxyl, cyano group and substituted or non-substituted amino, respectively. Furthermore, the invention relates to an electroluminescent device, wherein the electroluminescent device comprises a hole injection layer and/or a hole transport layer using at least one of the compounds.

Using this new organoelectroluminescent compound and an organic electroluminescence element

-

, (2016/10/08)

Disclosed are novel organic electroluminescent compounds and organic electroluminescent devices comprising the same. With good luminous efficiency and excellent color purity and life property, the organic electroluminescent compounds according to the inve

Palladium-catalyzed arylation of α,α-disubstituted arylmethanols via cleavage of a C-C or a C-H bond to give biaryls

Terao, Yoshito,Wakui, Hiroyuki,Nomoto, Michiyo,Satoh, Tetsuya,Miura, Masahiro,Nomura, Masakatsu

, p. 5236 - 5243 (2007/10/03)

The palladium-catalyzed arylation of α,α-disubstituted arylmethanols with aryl halides proceeds not only via C-H bond cleavage at the ortho-position, but also via cleavage of the sp2-sp3 C-C bond with the liberation of ketones (β-carbon elimination) to give the corresponding biaryls. Both reactions appear to occur through common arylpalladium(II) alcoholate intermediates. The results of systematic studies with respect to which C-C or C-H bond is preferentially cleaved in the arylation are reported. Among the important findings is the selective elimination of ortho-substituted aryl groups even from aryl(diphenyl)methanols due to steric reasons. Thus, various biaryls having ortho-substituents can be produced efficiently by treatment of the corresponding aryl(diphenyl or dimethyl)methanols with aryl bromides and chlorides.

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