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112107-56-9

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112107-56-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 112107-56-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,1,0 and 7 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 112107-56:
(8*1)+(7*1)+(6*2)+(5*1)+(4*0)+(3*7)+(2*5)+(1*6)=69
69 % 10 = 9
So 112107-56-9 is a valid CAS Registry Number.

112107-56-9Relevant articles and documents

Reactions of 3,3,3-Trifluoropyruvates with Amidines - New Trifluoromethyl Substituted Heterocyclic "Building Blocks"

Sewald, N.,Burger, K.

, p. 899 - 908 (1993)

4-Hydroxy-4-trifluoromethyl-2-imidazolin-5-ones are obtained in good yields upon reaction of 3,3,3-trifluoropyruvates with amidines.Subsequent treatment of these heterocycles with thionyl chloride gives 4-chloro-4-trifluoromethyl-2-imidazolin-5-ones which proved to be versatile trifluoromethyl substituted building blocks.Substitution of chloride is feasible with a variety of hetero and carbon nucleophiles.Ring expansion with diazo compounds affords trifluoromethyl substituted pyrimidines. - Keywords. 3,3,3-Trifluoropyruvates; Amidines; 4-Trifluoromethyl-2-imidazolin-5-ones; Trifluoromethyl substituted pyrimidines.

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