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1173181-83-3

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1173181-83-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1173181-83-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,3,1,8 and 1 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1173181-83:
(9*1)+(8*1)+(7*7)+(6*3)+(5*1)+(4*8)+(3*1)+(2*8)+(1*3)=143
143 % 10 = 3
So 1173181-83-3 is a valid CAS Registry Number.

1173181-83-3Downstream Products

1173181-83-3Relevant articles and documents

Coupling reactions of chlorofluoro and perfluoroalkyl iodides

Wlassics, Ivan,Tortelli, Vito

, p. 1719 - 1728 (2008)

Coupling reactions of chlorofluoro- and perfluoroalkyl iodides R f-I with Rf = ClCF2CFCl-(CF2) 3CF2-, ClCF2CFClO(CF2) 3CF2-, ClCF2CFCl-, (CF3) 2CF- , (CF3)2CFCF2CF2- in the presence of a zinc/solvent system give dimers in good yields. Both homodimerizations (one iodide) and heterodimerizations (two different iodides) have been studied. The effect of temperature and solvent is shown. The zinc mediated dechlorination of vicinal chlorine atoms in the dimers afforded terminal alkenes and dienes.

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