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1130011-30-1

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1130011-30-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1130011-30-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,0,0,1 and 1 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1130011-30:
(9*1)+(8*1)+(7*3)+(6*0)+(5*0)+(4*1)+(3*1)+(2*3)+(1*0)=51
51 % 10 = 1
So 1130011-30-1 is a valid CAS Registry Number.

1130011-30-1Downstream Products

1130011-30-1Relevant articles and documents

UV-vis absorption spectra of 1,4-dialkoxy-2,5-bis[2-(thien-2-yl)ethenyl]benzenes

Fuks-Janczarek,Reshak, Ali H.,Kuznik,Kityk,Gabanski,Lapkowski,Motyka,Suwinski

experimental part, p. 394 - 398 (2009/04/13)

Complex theoretical and experimental studies and quantum-chemical calculations were applied to study the UV-vis spectroscopic features of the novel compounds: three stereoisomers of 1,4-diethoxy-2,5-bis[2-(5-methylthien-2-yl)ethenyl]benzene (A-C) and E,E isomer of 1,4-diisopropoxy-2,5-bis[2-(thien-2-yl)ethenyl]benzene (D). These structures are the derivatives of 2,5-bis[2-(thien-2-yl)ethenyl]benzene, and belong to a group of thienyl-PPV family that are able to polymerize due to the presence of π-conjugated bonding system. It was established that such compounds during electropolymerization are strongly dependent on their stereochemistry and on the eventual presence of substituents in α-positions of the tiophene ring. We have obtained a good agreement between the theoretically simulated optical within a framework of TDDFT approach and experimentally measured data. Influence of PMMA polymer matrices on the UV-vis spectra is explored. It is shown that a red wavelength spectral shift is observed only for D compounds and agreement between calculated and experimental spectral data is sufficiently good. This may indicate on different influence of local polymer matrix field on the spectral behaviors of the chromophores with different stereochemistry.

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