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N,N'-(bis-(pyridin-2-yl)benzylidene)diethylenetriamine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

503442-15-7

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503442-15-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 503442-15-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,3,4,4 and 2 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 503442-15:
(8*5)+(7*0)+(6*3)+(5*4)+(4*4)+(3*2)+(2*1)+(1*5)=107
107 % 10 = 7
So 503442-15-7 is a valid CAS Registry Number.

503442-15-7Relevant articles and documents

Synthesis, structure and luminescence behaviour of heptacoordinated one-dimensional coordination polymers of the type [Cd(L)(dca)]n(X)n (L = a pentadentate Schiff base; dca = dicyanamide; X =ClO4-, PF6-)

Sarkar, Bhola Nath,Bhar, Kishalay,Chattopadhyay, Soumi,Das, Sumitra,Mitra, Partha,Ghosh, Barindra Kumar

experimental part, p. 35 - 40 (2010/03/04)

Two heptacoordinated one-dimensional coordination polymers of the type [Cd(L)(dca)]n(X)n (1 and 2) [L = N,N′-(bis-(pyridin-2-yl)benzylidene)diethylenetriamine; dca = dicyanamide; X =ClO4- (1), PF6- (2)] have been prepared and characterized on the basis of microanalytical, spectroscopic and other physicochemical properties. Structures of 1 and 2 are solved by single crystal X-ray diffraction measurements. Structural study reveals that in both compounds each cadmium(II) center adopts a distorted pentagonal bipyramidal geometry with a CdN7 chromophore coordinated by five N atoms of the pentadentate Schiff base and two nitrile N atoms of single bridged dca in μ1,5 fashion. The polynuclear units in 1 are engaged in weak N-H...O and C-H...O hydrogen bondings with perchlorate ions embedded among the chains to give a 2D sheet structure. In the long-range form, the 1D polymeric chains of 2 pack through N-H...F and C-H...F hydrogen bonds with hexafluorophosphate placed in between chains resulting a 2D continuum. The complexes display intraligand 1(π-π*) fluorescence in DMF solutions at room temperature.

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