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864384-31-6

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864384-31-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 864384-31-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,4,3,8 and 4 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 864384-31:
(8*8)+(7*6)+(6*4)+(5*3)+(4*8)+(3*4)+(2*3)+(1*1)=196
196 % 10 = 6
So 864384-31-6 is a valid CAS Registry Number.

864384-31-6Downstream Products

864384-31-6Relevant articles and documents

Reaction of β-cyano esters with hydrazine hydrate. Unexpected formation of dipyrrolo[1,2-b:1′,2′-e][1,2,4,5]tetrazine, a novel ring system

Wejroch, Krystyna,Wesolowska, Aneta,Sadowska, Maja,Karolak-Wojciechowska, Janina,Jagodzinski, Tadeusz,Lange, Jerzy

, p. 919 - 924 (2005)

Some intermediates and by-products of the title reaction, known to yield 6-hydrazinopyridazine-3-one derivatives, were isolated or detected when the amount of hydrazine hydrate used to react with two model β-cyano esters was reduced to less than two equivalents. N′-(1-amino-4-hydrazino-4-oxo-2- phenylbutylidene)-4-hydrazino-4-oxo-2-phenylbutanehydrazonamide and 3,3,8,8-tetramethyl-2,3,7,8-tetrahydro-1H,6H-dipyrrolo[1,2-b:1′, 2′-e][1,2,4,5]tetrazine-1,6-dione were isolated as the terminal products of side-reactions; they were unreactive to hydrazine. The latter compound is a derivative of a novel ring system. Mechanism of the reaction was proposed.

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