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105003-91-6

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105003-91-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 105003-91-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,0,0 and 3 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 105003-91:
(8*1)+(7*0)+(6*5)+(5*0)+(4*0)+(3*3)+(2*9)+(1*1)=66
66 % 10 = 6
So 105003-91-6 is a valid CAS Registry Number.

105003-91-6Downstream Products

105003-91-6Relevant articles and documents

Specific ortho-Cyanomethylation of Nitroarenes via the Vicarious Nucleophilic Substitution of Hydrogen

Makosza, Mieczyslaw,Wenaell, Maria,Golinski, Miroslaw,Kinowski, Andrzej

, p. 427 - 432 (2007/10/02)

The vicarious nucleophilic substitution of hydrogen in nitroarenes with acetonitrile derivatives XCH2CN in t-BuOK/THF base/solvent system proceeds exclusively ortho to the nitro group.Strong influence of substituents Z in 3-Z-nitrobenzene derivatives on the orientation has been observed.

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