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917092-90-1

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917092-90-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 917092-90-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,7,0,9 and 2 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 917092-90:
(8*9)+(7*1)+(6*7)+(5*0)+(4*9)+(3*2)+(2*9)+(1*0)=181
181 % 10 = 1
So 917092-90-1 is a valid CAS Registry Number.

917092-90-1Upstream product

917092-90-1Downstream Products

917092-90-1Relevant academic research and scientific papers

First synthesis of magnesacyclopentadienes from acetylenes by treatment with BuMgHlg in the presence of Zr complexes

Dzhemilev,Ibragimov,D'yakonov,Zinnurova

, p. 176 - 180 (2007)

Treatment of internal acetylenes and allenes with BuMgHlg (Hlg = Cl, Br) in the presence of Cp2ZrCl2 selectively leads to the formation of substituted magnesacyclopenta-2,4-dienes and alkylidenemagnesacyclopentenes.

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