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119294-64-3

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119294-64-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 119294-64-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,2,9 and 4 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 119294-64:
(8*1)+(7*1)+(6*9)+(5*2)+(4*9)+(3*4)+(2*6)+(1*4)=143
143 % 10 = 3
So 119294-64-3 is a valid CAS Registry Number.

119294-64-3Downstream Products

119294-64-3Relevant articles and documents

4-Acetyl-1-(R-benzylidene)-3-(5-nitro-2-furfuryl)thiosemicarbazides - Carriers of Synthones for Obtaining Thiazole and Triazole Rings

Krapivin, G. D.,Usova, E. B.,Kul'nevich, V. G.

, p. 573 - 578 (2007/10/02)

The corresponding thiosemicarbazonium salts, which form 4-acetyl- and 2,4-diacetyl-1-benzylidene-3-(5-nitro-2-furfuryl)thiosemicarbazides with acetic anhydride, were obtained by the reaction of 5-nitrofurfuryl bromide with 1-benzylidenethiosemicarbazides.Under the influence of bases the monoacetylated derivatives undergo cyclization to the corresponding 2-benzylidenehydrazino-5-(5-nitro-2-furyl)thiazoles.Intramolecular cyclization of the monoacetylated products to 3-methyl-5--1,2,4-triazole, which is accompanied by the elimination of the corresponding benzaldehyde, occurs in the presence of hydrochloric acid.

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