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162109-59-3

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162109-59-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 162109-59-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,2,1,0 and 9 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 162109-59:
(8*1)+(7*6)+(6*2)+(5*1)+(4*0)+(3*9)+(2*5)+(1*9)=113
113 % 10 = 3
So 162109-59-3 is a valid CAS Registry Number.

162109-59-3Downstream Products

162109-59-3Relevant articles and documents

Perylenamidine-imide Dyes

Langhals, Heinz,Sprenger, Sylvia,Brandherm, Marie-Theres

, p. 481 - 486 (2007/10/02)

Perylene-3,4:9,10-tetracarboxylic acid 3,4-anhydride-9,10-imides are condensed with primary diamines to a number of new basic chromophores with amidine-imide structures.Lightfast dyes are obtained which exhibit a strong fluorescence in solution.The absorption and fluorescence spectra of the title compounds are bathochromically shifted compared to those of the perylene dyes. - Key Words: Dyes, fluorescent / Perylene derivatives / Heterocyclic rings

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