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76455-88-4

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76455-88-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 76455-88-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,4,5 and 5 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 76455-88:
(7*7)+(6*6)+(5*4)+(4*5)+(3*5)+(2*8)+(1*8)=164
164 % 10 = 4
So 76455-88-4 is a valid CAS Registry Number.

76455-88-4Downstream Products

76455-88-4Relevant articles and documents

Syntheses and Some Properties of Sulfoxides, Sulfilimines, Aminosulfonium Salts and Sulfoximines Containing Pyridine Nuclei

Furukawa, Naomichi,Takahashi, Fujio,Tsutomu, Kawai,Kishimoto, Keiko,Ogawa, Satoshi,Oae, Shigeru

, p. 167 - 180 (2007/10/02)

Several 2-pyridyl sulfides (1) (e.g., methyl (1a), ethyl (1b), isopropyl (1c), benzyl (1d), 1-phenylethyl (1e), l-menthyl (1f) 2-pyridyl sulfides); and bis(2-pyridylthio)methane (1g), and methyl 2-(N-oxy-pyridyl) sulfide (1h) were prepared by the usual method.Sulfoxides (2) were prepared by oxidation of the corresponding sulfides with m-chloroperbenzoic acid in good yields.A few sulfoxides were found to work as phase-transfer catalysts for some typical nucleophilic reactions in nonpolar solvents such as benzene, and in two-phase systems such as benzene-water.S-2-Pyridyl-N-(p-toluenesulfonyl) sulfinilimines (3) were prepared upon treatment of sulfides with Chloramine-T.Hydrolysis of N-(p-toluenesulfonyl)-2-pyridyl-o-tolylsulfilimine (3i) with conc. sulfuric acid gave the corresponding free sulfilimine in a moderate yield.S-2-Pyridyl sulfoximines (4) were not obtained by the general method from the sulfoxides and hydrazoic acid.Alkyl-2-pyridyl sulfoximines, however, were obtained by oxidation of the free sulfilimines derived from the corresponding aminosulfonium salts (5) prepared by reaction of the sulfides with mesitylene-sulfonylhydroxylamine (MSH).These free sulfilimines and sulfoximines thus prepared were found to give adducts with a few copper salts.

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