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77198-28-8

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77198-28-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77198-28-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,1,9 and 8 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 77198-28:
(7*7)+(6*7)+(5*1)+(4*9)+(3*8)+(2*2)+(1*8)=168
168 % 10 = 8
So 77198-28-8 is a valid CAS Registry Number.

77198-28-8Downstream Products

77198-28-8Relevant articles and documents

CYCLIZATION REACTIONS OF NITRILES. III. SYNTHESIS OF o-CYANOANILINES BY THE THORPE REACTION

Sharanin, Yu. A.,Baskakov, Yu. A.,Abramenko, Yu. T.,Putsykin, Yu. G.,Vasil'ev, A. F.,Nazarova, E.B.

, p. 1870 - 1879 (2007/10/02)

The reaction of alkylidenemalononitriles with arylidene derivatives of malononitrile and cyanoacetic ester leads to the formation of derivatives of 1-amino-2,6-dicyano-3,5-diaryl-1,3-cyclohexadiene or 2,4-dicyano-3-amino-5-arylbicyclodeca-2,10-dien

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