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191670-66-3

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191670-66-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 191670-66-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,1,6,7 and 0 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 191670-66:
(8*1)+(7*9)+(6*1)+(5*6)+(4*7)+(3*0)+(2*6)+(1*6)=153
153 % 10 = 3
So 191670-66-3 is a valid CAS Registry Number.

191670-66-3Upstream product

191670-66-3Downstream Products

191670-66-3Relevant academic research and scientific papers

Friedel-Crafts alkylation reactions of benzene with amide bond containing compounds

Chung, Kun Hoe,Kim, Jae Nyoung,Ryu, Eung K.

, p. 2913 - 2914 (1994)

The reactions of benzene and various amide derivatives in the presence of anhydrous aluminum chloride or concentrated sulfuric acid have been examined, and found that these amide derivatives could be used as the electrophile sources in the Friedel-Crafts alkylation reactions.

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