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115878-50-7

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115878-50-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 115878-50-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,8,7 and 8 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 115878-50:
(8*1)+(7*1)+(6*5)+(5*8)+(4*7)+(3*8)+(2*5)+(1*0)=147
147 % 10 = 7
So 115878-50-7 is a valid CAS Registry Number.

115878-50-7Relevant articles and documents

Generation of magnesium carbenoids from 1-chloroalkyl phenyl sulfoxides with a Grignard reagent and applications to alkylation and olefin synthesis

Satoh, Tsuyoshi,Kondo, Atsushi,Musashi, Jun

, p. 5453 - 5460 (2004)

Treatment of 1-chloroalkyl phenyl sulfoxides with a Grignard reagent at low temperature gave magnesium carbenoids in quantitative yields. The generated magnesium carbenoids were found to be stable at lower than -60°C for long periods of time and are reactive with Grignard reagents to give alkylated products. The reaction of the generated magnesium carbenoids with various kinds of lithium α-sulfonyl carbanions gave olefins with carbon-carbon bond-formation in good to high yields. This method offers a good way for the preparation of olefins. The scope and limitations of the above-mentioned reactions are described.

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