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Benzene, 1,4-bis(3,3-dimethyl-1-butynyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

217469-84-6

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217469-84-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 217469-84-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,7,4,6 and 9 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 217469-84:
(8*2)+(7*1)+(6*7)+(5*4)+(4*6)+(3*9)+(2*8)+(1*4)=156
156 % 10 = 6
So 217469-84-6 is a valid CAS Registry Number.

217469-84-6Relevant academic research and scientific papers

Dichloro[(2-dimethylamino)propyldiphenylphosphine]palladium(II) (PdCl2(alaphos)): An efficient catalyst for cross-coupling of aryl triflates with alkynyl grignard reagents

Kamikawa, Takashi,Hayashi, Tamio

, p. 8922 - 8925 (1998)

Dichloro[(2-dimethylamino)propyldiphenylphosphine]palladium (PdCl2(alaphos)) was found to be much more effective as catalyst than other palladium complexes for cross-coupling of aryl triflates with alkynyl Grignard reagents. Reaction of bromoaryl triflates with alkynyl Grignard reagents in the presence of PdCl2(alaphos) catalyst gave high yields of alkynyl arene bromides, which were formed by selective replacement of triflate by alkynyl group.

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