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75307-79-8

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75307-79-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75307-79-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,3,0 and 7 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 75307-79:
(7*7)+(6*5)+(5*3)+(4*0)+(3*7)+(2*7)+(1*9)=138
138 % 10 = 8
So 75307-79-8 is a valid CAS Registry Number.

75307-79-8Downstream Products

75307-79-8Relevant articles and documents

Heterocyclopolyaromatics, XI: Synthesis, Lithiation, and Oxidative Coupling of 1,3,5-Tri(1-pyrazolyl)benzene

Lexy, Herbert,Kauffmann, Thomas

, p. 2755 - 2759 (2007/10/02)

The title compound 3b, prepared from 1,3,5-tribromobenzene and pyrazole (90percent), has been monolithiated at the benzene ring by 1 mol n-butyllithium quantitatively.Oxidative coupling of fivefold lithiated 3b with O2 afforded a disubstituted cyclohexaar

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