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1083372-30-8

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1083372-30-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1083372-30-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,8,3,3,7 and 2 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1083372-30:
(9*1)+(8*0)+(7*8)+(6*3)+(5*3)+(4*7)+(3*2)+(2*3)+(1*0)=138
138 % 10 = 8
So 1083372-30-8 is a valid CAS Registry Number.

1083372-30-8Downstream Products

1083372-30-8Relevant articles and documents

Synthesis of heterocycles on the basis of arylation products of unsaturated compounds. 19. Arylation of 2-acetylthio- phene and the synthesis of 2-(5-aryl-2-thien- yl)-4-quinolinecarboxylic acids

Matiychuk,Obushak,Lytvyn,Horak, Yu. I.

experimental part, p. 50 - 55 (2010/08/05)

The reaction of 2-acetylthiophene with acetylthiophene with arenediazonium chlorides in the presence of cupric chloride as catalyst gives 2-acetyl-5-arylthiophenes. These products react with 5-chloro- and 5-bromoisatins to give 6-chloro- and 6-bromo-subst

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