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1227099-72-0

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1227099-72-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1227099-72-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,7,0,9 and 9 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1227099-72:
(9*1)+(8*2)+(7*2)+(6*7)+(5*0)+(4*9)+(3*9)+(2*7)+(1*2)=160
160 % 10 = 0
So 1227099-72-0 is a valid CAS Registry Number.

1227099-72-0Relevant articles and documents

Nitrene Insertion into C-C and C-H Bonds of Diamide Diimine Ligands Ligated to Chromium and Iron

Heins, Spencer P.,Morris, Wesley D.,Wolczanski, Peter T.,Lobkovsky, Emil B.,Cundari, Thomas R.

, p. 14407 - 14411 (2015)

The impact of redox non-innocence (RNI) on chemical reactivity is a forefront theme in coordination chemistry. A diamide diimine ligand, [{-CH£N(1,2-C6H4)NH(2,6-iPr2C6H3)}2]n (n=0 to -4), (dadi)n, chelates Cr and Fe to give [(dadi)M] ([1Cr(thf)] and [1Fe]). Calculations show [1Cr(thf)] (and [1Cr]) to have a d4 Cr configuration antiferromagnetically coupled to (dadi)2-, and [1Fe] to be S=2. Treatment with RN3 provides products where RN is formally inserted into the C-C bond of the diimine or into a C-H bond of the diimine. Calculations on the process support a mechanism in which a transient imide (imidyl) aziridinates the diimine, which subsequently ring opens.

“Give me five” - an amino imidazoline-2-imine ligand stabilises the first neutral five-membered cyclic triel(i) carbenoides

Denker, Lars,Trzaskowski, Bartosz,Frank, René

supporting information, p. 2816 - 2819 (2021/03/23)

We present the first cyclic five-membered triel(i) carbenoides E(AmIm) for E = Ga, In, Tl; AmIm = amido imidazoline-2-imine, which fill the current gap between four- and six-membered triel(i) carbenoides supported by HGiso and HNacNac. Ga(AmIm) can act as a strong σ-donor ligand in transition metal complexes, while the intermediacy of the Al(i) carbenoide Al(AmIm) is rationalised based on the isolation of an Al(iii) insertion product.

Highly phosphorescent cyclometalated platinum(II) complexes based on 2-phenylbenzimidazole-containing ligands

Li, Jing,Liang, Feng,Zhao, Yue,Liu, Xiang-Yang,Fan, Jian,Liao, Liang-Sheng

, p. 6202 - 6209 (2017/07/10)

A series of tetradentate cyclometalated platinum(ii) complexes (Pt 1, Pt 2, and Pt 3) based on 2-phenylbenzimidazole-containing ligands have been prepared. Their photophysical properties were investigated by absorption and emission spectroscopy as well as density functional theory calculations. Due to the robustness of their coordination frameworks, these Pt(ii) complexes exhibited excellent thermal stabilities with decomposition temperatures above 400 °C. The 2-phenylbenzimidazole motif was functionalized with a twisted aryl group, which discouraged intimate intermolecular interactions, thus leading to constant CIE coordinates at different doping ratios. The effect of replacing a coordinating pyridine group by thiazole and oxazole on photophysical properties, electrochemical behaviors, and electroluminescence performance was studied. Single crystal X-ray diffraction analyses of Pt 1 revealed a weak intra-molecular interaction, particularly a negligible Pt?Pt interaction, in the solid state, which was consistent with its electroluminescence properties at a high doping level. Organic light emitting diodes (OLEDs) based on these Pt(ii) complexes were fabricated with a typical multiple layered device configuration. Among the three Pt(ii) complexes, the pyridine-based Pt 1 compound showed the highest electroluminescence performance with maximum CE, PE, and EQE of 78.5 cd A-1, 66.4 lm W-1, and 22.3%, respectively.

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