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1,4-Di(α-brombutyryl)benzen is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

127657-20-9

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127657-20-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 127657-20-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,6,5 and 7 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 127657-20:
(8*1)+(7*2)+(6*7)+(5*6)+(4*5)+(3*7)+(2*2)+(1*0)=139
139 % 10 = 9
So 127657-20-9 is a valid CAS Registry Number.

127657-20-9Relevant academic research and scientific papers

Tetrathiafulvalenes. XXV. Conjugative Connected Polymeric Tetrathiafulvalenes (TTF)

Trinh, V.Q.,Hinh, L. van,Schukat, G.,Fanghaenel, E.

, p. 826 - 834 (2007/10/02)

Syntheses and properties of a conjugative connected polymeric TTF (by tetrahydroanthracene units) and phenylene-bridged polymeric TTF are described.These polymers react with bromine, iodine or tetracyanoquinodimethane and form the radical cation salts, wh

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