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885267-20-9

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885267-20-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 885267-20-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,5,2,6 and 7 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 885267-20:
(8*8)+(7*8)+(6*5)+(5*2)+(4*6)+(3*7)+(2*2)+(1*0)=209
209 % 10 = 9
So 885267-20-9 is a valid CAS Registry Number.

885267-20-9Downstream Products

885267-20-9Relevant academic research and scientific papers

Regioselectivity of fluorine substitution by alkoxides on unsymmetrical difluoroarenes

Dirr, Ronan,Anthaume, Cyril,Désaubry, Laurent

, p. 4588 - 4590 (2008/09/21)

An efficient approach to unsymmetrical halogenated resorcinol diethers has been developed. This synthesis consists of two subsequent nucleophilic aromatic substitutions (SNAr) of unsymmetrical difluoroarenes by alkoxides. The novelty of this ap

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