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73912-56-8

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73912-56-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 73912-56-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,9,1 and 2 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 73912-56:
(7*7)+(6*3)+(5*9)+(4*1)+(3*2)+(2*5)+(1*6)=138
138 % 10 = 8
So 73912-56-8 is a valid CAS Registry Number.

73912-56-8Downstream Products

73912-56-8Relevant articles and documents

p-(5-Fluoro-2,4-dinitro-1-phenylazo)-N,N-dimethylaniline, a New Reagent for the Liquid Chromatographic Determination of Phenoles

Berbalk, Hans,Eichinger, Karl

, p. 529 - 534 (2007/10/02)

The synthesis of p-(5-fluoro-2,4-dinitro-1-phenylazo)-N,N-dimethylaniline and its reactions with phenoles to p-(2,4-dinitro-5-phenoxy-1-phenylazo)-N,N-dimethylanilines and the use of the resulting coloured products for the TLC determination of phenoles is

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