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1431045-58-7

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1431045-58-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1431045-58-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,3,1,0,4 and 5 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1431045-58:
(9*1)+(8*4)+(7*3)+(6*1)+(5*0)+(4*4)+(3*5)+(2*5)+(1*8)=117
117 % 10 = 7
So 1431045-58-7 is a valid CAS Registry Number.

1431045-58-7Downstream Products

1431045-58-7Relevant articles and documents

Construction of supramolecular pyrene-modified metallacycles via coordination-driven self-assembly and their spectroscopic behavior

Wu, Nai-Wei,Zhang, Jing,Ciren, Deji,Han, Qing,Chen, Li-Jun,Xu, Lin,Yang, Hai-Bo

, p. 2536 - 2545 (2013/06/27)

The design and self-assembly of novel multipyrene hexagonal metallacycles via coordination-driven self-assembly is described. By employing newly designed 120 dipyridine donor and di-Pt(II) acceptor linkers substituted with pyrene, a variety of tris- and hexakis(pyrene) hexagonal metallacycles with well-defined shape and size were prepared via [3 + 3] and [6 + 6] self-assembly, respectively, under mild conditions in high yields. The structures of these novel metallacycles were well characterized by multinuclear NMR (31P and 1H) spectroscopy, cold-spray ionization time-of-flight mass spectrometry (CSI-TOF-MS), electrospray ionization time-of-flight mass spectrometry (ESI-TOF-MS), and elemental analysis. The shape and size of all hexagonal metallacycles were investigated by the PM6 semiempirical molecular orbital method. The preliminary study of their spectroscopic behavior was also carried out. It was found that these pyrene-modified metallacycles displayed different optical behaviors, which might be caused by the structural effects.

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