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5,5',5''-tri-tert-butyl-2,2',2''-trimethoxytriphenylmethane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

340254-90-2

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340254-90-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 340254-90-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,0,2,5 and 4 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 340254-90:
(8*3)+(7*4)+(6*0)+(5*2)+(4*5)+(3*4)+(2*9)+(1*0)=112
112 % 10 = 2
So 340254-90-2 is a valid CAS Registry Number.

340254-90-2Relevant academic research and scientific papers

Study on the electronic effect on coordinating donors in heptacoordinate trichlorogermanes

Iwanaga, Kohei,Kobayashi, Junji,Kawashima, Takayuki

, p. 10127 - 10132 (2007)

Trichloro[tris(2,5-dimethoxyphenyl)methyl]germane (1a), trichloro[tris(3-fluoro-6-methoxyphenyl)methyl]germane (1b), and trichloro[tris(2-methoxy-5-trifluoromethylphenyl)methyl]germane (1c) were synthesized. X-ray crystallographic analyses of 1a-c revealed their heptacoordinate geometries around the germanium atoms. The interatomic distances between the oxygen atoms and the central germanium atoms in the crystalline state were not significantly affected by change of functional groups on the benzene rings, while the optimized structures by theoretical calculations and Atoms in Molecules (AIM) analysis indicated linear relationship between the donating ability of functional groups and the O?Ge interatomic interactions.

Synthesis, structure, and bonding properties of 5-carbaphosphatranes: A new class of main group atrane

Kobayashi, Junji,Goto, Kei,Kawashima, Takayuki,Schmidt, Michael W.,Nagase, Shigeru

, p. 3703 - 3712 (2007/10/03)

1-Hydro-5-carbaphosphatrane (1) and 1-methyl-5-carbaphosphatrane (2), the first 5-carbon analogues of phosphatranes, were synthesized by a demethylation reaction of cyclic phosphinate 3. X-ray analysis revealed that 1 has a typical trigonal bipyramidal st

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