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184014-74-2

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184014-74-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 184014-74-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,4,0,1 and 4 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 184014-74:
(8*1)+(7*8)+(6*4)+(5*0)+(4*1)+(3*4)+(2*7)+(1*4)=122
122 % 10 = 2
So 184014-74-2 is a valid CAS Registry Number.

184014-74-2Upstream product

184014-74-2Relevant articles and documents

Structure and properties of carbonyl-coordinated ruthenium(II) and osmium(II) porphyrin dimers bridged by aza ligands

Bando, Chika,Furukawa, Atsushi,Tsuge, Kiyoshi,Takaishi, Kazumi,Sasaki, Yoichi,Imamura, Taira

, p. 1955 - 1964 (2009/07/30)

Carbonyl-coordinated ruthenium(II) and osmium(II) porphyrin dimers bridged with aza ligands, [{M(por)-(CO)}2](BL), (M = RuII, Os II; por = ttp (5,10,15,20-tetra-p-tolylporphyrinato dianion), oep (2,3,7,8,12,13,17,18-octa-ethylporphyrinato dianion); BL = pz (pyrazine), bpy (4,4′-bipyridine), dabco (l,4-diazabicyclo[2,2,2]octane)), were prepared and characterized, and their structures were determined by using single-crystal X-ray crystallography. The metal-metal distances of the pz-, bpy-, and dabco-bridged dimers in [{M(por)(CO)}2(BL)] were about 7.1-7.3, 11.5, and 7.3-7.4 A, respectively. From electrochemical measurements, the first oxidation waves of the ruthenium and osmiumporphyrin dimers with the pz and dabco, except the Ru-oep systems, were split, although the first oxidation in the Rucomplexes occurs at the porphyrin rings and in the Os complexes occurs at the metal centers. The extent of the potential splits at the first oxidation processes, which reflects magnitude of the intramolecular redox interactions, was in the orders: ttp > oep and Os (metal oxidation) > Ru (ring oxidation), and dabco ≥ pz ? bpy.

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