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1,3-bis(bromomethyl)-5-(4-nitrophenylethynyl)benzene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1051437-22-9

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1051437-22-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1051437-22-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,5,1,4,3 and 7 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1051437-22:
(9*1)+(8*0)+(7*5)+(6*1)+(5*4)+(4*3)+(3*7)+(2*2)+(1*2)=109
109 % 10 = 9
So 1051437-22-9 is a valid CAS Registry Number.

1051437-22-9Relevant articles and documents

Synthesis and reactivity of functionalized bridged m-xylylenedioxycalix[6] arenes

Galan, Hitos,Fragoso, Alex,De Mendoza, Javier,Prados, Pilar

experimental part, p. 7124 - 7131 (2009/05/09)

(Chemical Equation Presented) The synthesis of A,D-m-xylylene-bridged calix[6]arenes 1-8 functionalized at position 5 of the spacer arm is described. The cone conformation of the new bridged calix[6]arenes has been established by 1H and 13C NMR. The X-ray structure of compound 6 confirmed the cone conformation also in the solid state. Compounds 9 and 10, which are branched-like structures, were obtained by reductive amination of 5-amino-A,D-m-xylylene-bridged-B,C,E,F-tetra-O-ethylcalix[6]arene 7 with diformyl calix[4]arene and CTV derivatives 22 and 24, respectively.

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