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121607-97-4

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121607-97-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121607-97-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,6,0 and 7 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 121607-97:
(8*1)+(7*2)+(6*1)+(5*6)+(4*0)+(3*7)+(2*9)+(1*7)=104
104 % 10 = 4
So 121607-97-4 is a valid CAS Registry Number.

121607-97-4Downstream Products

121607-97-4Relevant articles and documents

Reaction of 2,5-Bis(trifluoromethyl)-1,3,4-oxadiazole with Primary Amines. Synthesis of 4-Substituted-3,5-bis(trifluoromethyl)-4H-1,2,4-triazoles

Reitz, David B.,Finkes, Michael J.

, p. 225 - 230 (2007/10/02)

Reaction of 3,5-bis(trifluoromethyl)-1,3,4-oxadiazole (1a) with primary amines under a variety of conditions conveniently produced 4-substituted-3,5-bis(trifluoromethyl)-4H-1,2,4-triazoles 4a in 26-85percent yield.Alkyl amines reacted with 1a in methanol

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