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19189-29-8

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19189-29-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19189-29-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,1,8 and 9 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 19189-29:
(7*1)+(6*9)+(5*1)+(4*8)+(3*9)+(2*2)+(1*9)=138
138 % 10 = 8
So 19189-29-8 is a valid CAS Registry Number.

19189-29-8Downstream Products

19189-29-8Relevant articles and documents

VICINAL MULTIFUNCTIONAL COMPOUNDS. TAUTOMERISM IN COLOURLESS 2-HYDROXIMINO-3-IMINOBUTYRANILIDES AND COLOURED 2-NITROSO-3-AMINOCROTONANILIDES

Veronese, Augusto C.,Cavicchioni, Giorgio,Scrimin, Paolo,Vecchiati, Giorgio,Bortolasi, Valerio

, p. 319 - 322 (2007/10/02)

Condensation products of a 2-hydroximinoacetoacetanilide, 1, and amines have been isolated as colourless (or coloured) tautomers.An X-ray analysis established that the coloured condensation product with methylamine is a 2-nitroso-3-aminocrotonanilide, 3a.

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