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187455-78-3

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187455-78-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 187455-78-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,7,4,5 and 5 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 187455-78:
(8*1)+(7*8)+(6*7)+(5*4)+(4*5)+(3*5)+(2*7)+(1*8)=183
183 % 10 = 3
So 187455-78-3 is a valid CAS Registry Number.

187455-78-3Upstream product

187455-78-3Relevant articles and documents

1,2,3-Triazole N-Oxides. II. Synthesis of Substituted 4(5)-Ethoxycarbonyl-1,2,3-triazole N-Oxides

Kirillova,Shul'gina,Shafeev,Al'mukhamedov,Vereshchagin

, p. 1051 - 1054 (2007/10/03)

Oxidative cyclization of ethyl 2-hydrazono-3-hydroxyimino- and 3-hydrazono-2-hydroxyiminobutanoates in the presence of γ-MnO2 yields isomeric 4(5)-methyl-2-phenyl-5(4)-ethoxycarbonyl-1,2,3-triazole 1-oxides. Alkaline hydrolysis and ammonolysis

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