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Diphenylsulfur diimide (DPSD) is an organic compound with the chemical formula (C6H5)2N-S-N(C6H5)2. It is a colorless, crystalline solid that is soluble in organic solvents. DPSD is structurally similar to diphenylsulfoxide, but with a nitrogen atom replacing one of the oxygen atoms. diphenylsulfur diimide is known for its unique electronic properties and has potential applications in materials science, particularly in the development of new organic semiconductors and as a precursor in the synthesis of other sulfur-containing compounds. It is also of interest in the study of sulfur-nitrogen chemistry due to its unusual bonding and reactivity.

3839-89-2

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3839-89-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 3839-89-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,8,3 and 9 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 3839-89:
(6*3)+(5*8)+(4*3)+(3*9)+(2*8)+(1*9)=122
122 % 10 = 2
So 3839-89-2 is a valid CAS Registry Number.

3839-89-2Relevant academic research and scientific papers

Rapid and effective synthesis of diarylsulfur diimides from substituted anilines and sulfur monochloride

Konstantinova, Lidia S.,Lysov, Kirill A.,Rakitin, Oleg A.

supporting information, p. 655 - 658 (2013/04/10)

A one-pot and effective procedure has been developed for the synthesis of symmetrical diarylsulfur diimides from anilines, sulfur monochloride, and DABCO in good yields (70-90%). A plausible mechanism for this transformation has been proposed. Georg Thiem

Reactions of arylthiazylamides with internal and external fluoro electrophiles - Formation of products with unusual structures

Lork, Enno,Mews, Ruediger,Shakirov, Makhmut M.,Watson, Paul G.,Zibarev, Andrey V.

, p. 2123 - 2134 (2007/10/03)

The heteroatom reactivity of the title anions [as (Me2N)3S+ and Cs+ salts] toward both internal and external fluoro electrophiles has been investigated. The intramolecular nucleophilic cyclization of [ArNSN]- (as the cesium salts) bearing at least one ortho fluorine afforded 2,1,3-benzothiadiazoles (e.g. 2a,b), whereas intermolecular condensation with polyfluorinated pyridine and naphthalene afforded Ar-N=S=N-R with R = 4-PyF (4) and R = 2-NpF (8). Further interaction of [ArNSN]- with 4 or 8 proceeded with the transfer of NSN units resulting in (ArN=)2S (5) and [RNSN]-, followed by decomposition (R = 4-PyF) to 4-PyFNH2 (6) or intramolecular cyclization (R = 2-NpF) to the polyfluorinated thiadiazole 9. The compounds of types 4, 5, 8, and 9 have been characterized by single-crystal X-ray diffraction as having both Z,E and Z,Z configurations [8 and 9 as molecular complexes with C10F8 and (Ph-N=)2S (5e), respectively, featuring π-stacking interactions of the arene-polyfluoroarene type]. Besides normal aryl-polyfluoroaryl interactions, the 8·C10F8 complex also displays unusual polyfluoroaryl-polyfluoroaryl π-stacking.

REACTIONS OF α,α,ω-TRIHYDROPOLYFLUOROALKOXYTRIFLUOROSULFURANES WITH PRIMARY AMINES AND AMIDES

Markovskii, L.N.,Tovstenko, V.I.,Pashinnik, V.E.,Mel'nichuk, E.A.,Makarenko, A.G.,Shermolovich, Yu.G.

, p. 660 - 663 (2007/10/02)

α,α,ω-Trihydropolyfluoroalkoxytrifluorosulfuranes react with primary amides or their N,N'-di(trimethylsilyl) derivatives to form acid fluoride derivatives of N-substituted polyfluoroalkyliminosulfurous acids.The thermal stability of these products depends

Skeletal scrambling of sulphur diimide radical anions

Bestari, Ketut,Oakley, Richard T.,Cordes, A. Wallace

, p. 94 - 99 (2007/10/02)

In the presence of a catalytic quantity of alkali metal mixtures of sulphur diimides RNSNR and R'NSNR' (R, R' = Ph, 4-C6H4Me, 4-C6H4OMe, SiMe3, SPh) undergo a rapid scrambling of the R and R' groups.When R and R' are significantly different (e.g., R = Ph,

SOME KINETIC ASPECTS OF THE ALCOHOLYSIS OF N,N'-DIARYLSULPHURDIIMIDES

Carpanelli, Corrado,Gaiani, Giovanni

, p. 503 - 506 (2007/10/02)

Kinetic determinations (at 22 deg C) show that the ethanolysis of N,N'-diarylsulphurdiimides 1 - 9, catalysed by anhydrous copper(II) chloride, obeys a first-order rate law with respect to N,N'-diarylsulphurdiimide.The logarithm of the observed first-order rate constants (at the same concentration of the catalyst) can be correlated with the Hammett ? substituent constants.The ethanolysis rate of 1 - 9 is increased by the electron-withdrawing effect of the substituents linked to the aromatic rings of N,N'-diarylsulphurdiimide.The observed first-order rate constant of the CuCl2-catalysed ethanolysis of N,N'-bis(p-tolyl)sulphurdiimide, 3, is directly proportional to the catalyst concentration: kobs = k2.The second-order rate constants, k2, of the alcoholysis of 3 were measured in four alcohols different from ethanol.These constants seem to be a function of the polarity of the reaction medium and of the steric hindrance of the alcohol.Finally, it was ascertained that the catalysing power of CuCl2 in the ethanolysis of 3 is higher than that of NiCl2 and CoCl2.

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