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1,4-bis(1',4'-dioxo-3'-trimethylsilyl-2'-buta-1',3'-dienyl)benzene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

168762-33-2

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168762-33-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 168762-33-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,8,7,6 and 2 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 168762-33:
(8*1)+(7*6)+(6*8)+(5*7)+(4*6)+(3*2)+(2*3)+(1*3)=172
172 % 10 = 2
So 168762-33-2 is a valid CAS Registry Number.

168762-33-2Relevant academic research and scientific papers

A stabilized and persistent tetraketene: 1,4-bis(1',4'-dioxo-3'-trimethylsilyl-2'-buta-1',3'-dienyl)benzene

Liu, Ronghua,Tidwell, Thomas T.

, p. 1818 - 1822 (2007/10/03)

Reaction of 1,4-bis(trimethylsilylethynyl)benzene with CCl3COCl and Zn gave 1,4-bis(4',4'-dichloro-2'-trimethylsilyl-3'-oxo-1'-cyclobutenyl)benzene (7), which reacted with concentrated H2SO4 at 87 degC to give 1,4-bis(2'-trimethylsilyl-3',4'-dioxo-1'-cycl

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