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79924-87-1

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79924-87-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 79924-87-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,9,2 and 4 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 79924-87:
(7*7)+(6*9)+(5*9)+(4*2)+(3*4)+(2*8)+(1*7)=191
191 % 10 = 1
So 79924-87-1 is a valid CAS Registry Number.

79924-87-1Downstream Products

79924-87-1Relevant articles and documents

Z,E ISOMERISM OF CAMPHORQUINONE ARYLHYDRAZONES

Zelenin, K. N.,Tomchin, A. B.,Lapp, Yu. V.

, p. 1109 - 1117 (2007/10/02)

Camphorquinone arylhydrazones have been separated into geometric isomers, whose structure has been established by spectral methods.The barrier to Z,E isomerazation decreases when the polarity of the solvent is increased and when electrondonor substituents are introduced into the benzene ring.The isomerization is realized according to a mechanism of rotation as a result of the polarization of the C=N bond with an increase in electron density on the carbon atom.

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