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[3-(4-fluorophenyl)thiophene-2,5-diyl]bis[(4-chlorophenyl)methanone] is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1569742-40-0

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1569742-40-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1569742-40-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,6,9,7,4 and 2 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1569742-40:
(9*1)+(8*5)+(7*6)+(6*9)+(5*7)+(4*4)+(3*2)+(2*4)+(1*0)=210
210 % 10 = 0
So 1569742-40-0 is a valid CAS Registry Number.

1569742-40-0Downstream Products

1569742-40-0Relevant articles and documents

A new [2+2+1] heterocyclization for the synthesis of 2,3,5-trisubstituted thiophenes under microwave irradiation

Xu, Hai-Wei,Ma, Guan-Hua,Jiang, Bo,Tu, Shu-Jiang

, p. 3392 - 3398 (2013)

A new three-component strategy for the efficient synthesis of 2,3,5-trisubstituted thiophene derivatives through a [2+2+1] heterocyclization between 3-(2-aryl-2-oxoethylidene)-2-oxindoles and α-thiocyanato ketones under microwave irradiation is described.

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