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102635-73-4

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102635-73-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 102635-73-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,6,3 and 5 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 102635-73:
(8*1)+(7*0)+(6*2)+(5*6)+(4*3)+(3*5)+(2*7)+(1*3)=94
94 % 10 = 4
So 102635-73-4 is a valid CAS Registry Number.

102635-73-4SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 10, 2017

Revision Date: Aug 10, 2017

1.Identification

1.1 GHS Product identifier

Product name benzyl (4-bromobenzyl)sulfoxide

1.2 Other means of identification

Product number -
Other names Benzyl-(4-brom-benzyl)-sulfoxid

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:102635-73-4 SDS

102635-73-4Relevant articles and documents

Solvent, metal and halogen-free synthesis of sulfoxides by using a recoverable heterogeneous urea-hydrogen peroxide silica-based oxidative catalytic system

Azizi, Mojtaba,Maleki, Ali,Hakimpoor, Farahman

, p. 62 - 65 (2017)

An efficient and green protocol was used for the selective oxidation of sulfides to sulfoxides by using silica sulfuric acid (SSA) as a recoverable heterogeneous solid acid catalyst in the presence of urea-hydrogen peroxide (UHP) under toxic transition me

Tetrabutylammonium tribromide impregnated MCM-48 as a heterogeneous catalyst for selective oxidation of sulfides

Gogoi, Prasanta,Hazarika, Sukanya,Barman, Pranjit

, p. 38044 - 38047 (2015)

We report here tetrabutylammonium tribromide supported on MCM-48 as a highly efficient heterogeneous catalyst for the selective oxidation of sulfides, in ethanolic medium using hydrogen peroxide as an oxidant. The aforementioned oxidation reactions were found to proceed rapidly (20 min) and in good yield (85-99%) (17 examples). The oxidation products were characterized by 1H NMR, 13C NMR and elemental analysis. The catalytic properties were analysed by TEM, XRD and BET-surface area measurement. No over-oxidation of the substrates was observed (analysed by GC), and the catalyst was effectively recycled for five consecutive cycles without any significant loss in its catalytic activity.

Chiral amination sulfoxide and preparation method thereof (by machine translation)

-

Paragraph 0161; 0223; 0226-0229; 0236-0238, (2020/11/12)

The invention belongs to the field of organic synthesis, and discloses chiral amination sulfoxide which has the structure of a general formula I. Wherein R is hydrogen or R1 And R2 Each independently selected from one of the following structures: hydrogen, alkyl, alkoxy, ester, trifluoromethyl, trifluoromethoxy, trifluoromethylthio. Halogens, alkynyl groups, alkenyl groups, amino groups, cyano groups, hydroxyl groups, aldehyde groups, carboxyl groups, nitro groups, amide groups, benzene rings, and bonded benzene ring fused rings to naphthalene; R3 Selected from the group consisting of phenyl, optionally substituted phenyl, aryl, heteroaryl, styryl, alkyl, haloalkyl and the like. The method comprises the following steps: forming a complex with a tert-butyl cyclopentadienyl metal iridium complex, forming a complex with the modified chiral proline, and activating C-H bond of enantioselective induced sulfoxide to obtain chiral sulphoxide. The synthetic method disclosed by the invention is high in yield and good in enantioselectivity, and the obtained amidated sulfoxide can be derivatized to obtain a chiral ligand. (by machine translation)

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