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129836-56-2

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129836-56-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129836-56-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,8,3 and 6 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 129836-56:
(8*1)+(7*2)+(6*9)+(5*8)+(4*3)+(3*6)+(2*5)+(1*6)=162
162 % 10 = 2
So 129836-56-2 is a valid CAS Registry Number.

129836-56-2Downstream Products

129836-56-2Relevant academic research and scientific papers

Unusual Copper Salt Promoted Addition Reactions of Cyclic 1,3-Dicarbonylmethanides to Olefinic Bonds

Ogawa, Takuji,Hayami, Kazuo,Iyama, Hironobu,Suzuki, Hitomi

, p. 937 - 940 (2007/10/02)

Carbanions derived from cyclic 1,3-dicarbonyl compounds reacted smoothly with some vinyl bromides and 1,3-enones in HMPA in the presence of copper (I) iodide to give geminally disubstituted alkanes in good yields.The products were easily dehydrated intram

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