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92859-63-7

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92859-63-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 92859-63-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,2,8,5 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 92859-63:
(7*9)+(6*2)+(5*8)+(4*5)+(3*9)+(2*6)+(1*3)=177
177 % 10 = 7
So 92859-63-7 is a valid CAS Registry Number.

92859-63-7Relevant articles and documents

4-HYDROXY-2-QUINOLONES. 26. BROMINATION OF 3-SUBSTITUTED 2-OXO-4-HYDROXYQUINOLINES

Ukrainets, I. V.,Taran, S. G.,Evtifeeva, O. A.,Gorokhova, O. V.,Filimonova, N. I.,Turov, A. V.

, p. 176 - 179 (1995)

The bromination of 3-alkyl- and 3-ethoxycarbonyl-2-oxo-4-hydroxyquinolines by molecular bromine gave 3-bromo-3-R-2,4-dioxoquinolines.Under analogous conditions, 1-R-2,4-dioxo-3H-quinoline-3-carboxylic acids from 1-R-3-bromo-2-oxo-4-hydroxyquinolines.The r

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