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1609083-22-8

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1609083-22-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1609083-22-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,9,0,8 and 3 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1609083-22:
(9*1)+(8*6)+(7*0)+(6*9)+(5*0)+(4*8)+(3*3)+(2*2)+(1*2)=158
158 % 10 = 8
So 1609083-22-8 is a valid CAS Registry Number.

1609083-22-8Downstream Products

1609083-22-8Relevant articles and documents

Synthesis of triaryls: Hydroxy and amine dinaphthyl and diphenanthryl aryls by one-pot electron-transfer nucleophilic substitution reactions

Jimenez, Liliana B.,Torres, Natalia V.,Borioni, José L.,Pierini, Adriana B.

, p. 3614 - 3620 (2014/05/20)

A new one-pot synthetic route to achieve the preparation of hydroxy and amine binaphthyl and biphenanthryl aryls is here reported. This approach involves the reaction of 1,4-bromoiodobenzene, 4,4′-diiodobiphenyl, and 1,4- and 1,5-diiodonaphthalene with the anions of 2-naphthylamine, 2-naphthol, and 9-phenanthrylamine under irradiation in liquid ammonia. The reactions proceed to afford triaryl derivatives in moderate to good yields (~45% of 1,4-phenylene- and 1,4-naphthylene-1,1′-dinaphthalen-2-ols as well as 1,4-phenylene-1,1′-dinaphthalen-2-amine and 10,10′-diphenanthren-9- amine). Lower yields (27%) of polyaryl derivatives are obtained by reaction of 4,4′-diiodobiphenyl with anions of 2-naphthol and 9-phenanthrylamine.

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