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183233-93-4

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183233-93-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 183233-93-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,3,2,3 and 3 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 183233-93:
(8*1)+(7*8)+(6*3)+(5*2)+(4*3)+(3*3)+(2*9)+(1*3)=134
134 % 10 = 4
So 183233-93-4 is a valid CAS Registry Number.

183233-93-4Downstream Products

183233-93-4Relevant articles and documents

The influence of ligands in Pinhey phenylation reactions using lead(IV) tetracarboxylates

Moloney, Mark G.,Paul, Diana R.,Prottey, Sophie C.,Thompson, Russell M.,Wright, Emma

, p. 195 - 205 (1997)

Lead(IV) tetracarboxylates, prepared from achiral and chiral carboxylic acids, have been shown to undergo metal-metal exchange with phenylboronic acid, and the phenyllead(IV) carboxylates thus generated in situ can be used for Pinhey phenylation reactions

Synthesis of methyl 1-aryl-2-oxo-cycloalkanecarboxylates via tricarbonylchromium complexes under mild conditions

Deutsch,Bartoszek,Schneider,Zabel,Niclas

, p. 171 - 175 (1997)

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α-Vinylation of 1,3-Dicarbonyl Compounds with Alkenyl(aryl)iodonium Tetrafluoroborates: Effects of Substituents on the Aromatic Ring and of Radical Inhibitors

Ochiai, Masahito,Shu, Toshifusa,Nagaoka, Takema,Kitagawa, Yutaka

, p. 2130 - 2138 (2007/10/03)

Direct α-vinylations of enolate anions derived from 1,3-dicarbonyl compounds with 4-teri-butyl-1- cyclohexenyl(aryl)iodonium 2 and 1-cyclopentenyl(aryl)iodonium tetrafluoroborates 3 are reported. Frequently, α-phenylations compete with the vinylations in the reaction of 1,3-dicarbonyl compounds with alkenyl(phenyl)iodonium salts 2a and 3a. Use of alkenyl(p-methoxyphenyl)iodonium salts 2b and 3b, however, leads to selective α-vinylation at the expense of the competing arylation of 1,3-dicarbonyl compounds. Use of an efficient aryl radical trap, 1,1-diphenylethylene, inhibits radical-induced decomposition of the alkenyl(aryl)iodonium salts, thereby improving the yields of α-vinylations of enolate anions derived from 1,3-dicarbonyl compounds.

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