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188439-52-3

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188439-52-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 188439-52-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,8,4,3 and 9 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 188439-52:
(8*1)+(7*8)+(6*8)+(5*4)+(4*3)+(3*9)+(2*5)+(1*2)=183
183 % 10 = 3
So 188439-52-3 is a valid CAS Registry Number.

188439-52-3SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name N-tert-butyl-2-[[2-(tert-butylsulfamoyl)phenyl]diselanyl]benzenesulfonamide

1.2 Other means of identification

Product number -
Other names -

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:188439-52-3 SDS

188439-52-3Relevant articles and documents

Facile synthesis of 2,2'-dichalcogenobis (N-alkyl/aryl benzenesulfonamides) from N-substituted benzenesulfonamides and the emergence of 2-alkyl 1,3,2-benzothiaselenazole 1,1 dioxides. Ebselen analogues

Mhizha, Sungano

, p. 17751 - 17760 (1997)

A one pot synthesis of 2-2'-diselenobis/ditellurobis(N-alkyl/aryl benzenesulfonamides) 4a-h from N-alkyl/aryl benzenesulfonamides is elaborated. The first cyclization of 2-2'-diselenobis (N-methyl benzenesulfonamide) 4a into 2-methyl-1,3,2-benzothiaselenazole 1,1 dioxide (5a) using 3-chloroperoxybenzoic acid is described. Compounds 4a-h and 5a and d act as a new class of biologically active compounds.

Synthesis of organoselenium sulfonamides as new potential cytokine inducers: 2,2'-Diselenobis(benzenesulfonamides) and 1,3,2- benzothiaselenazolone 1,1-dioxides

Kloc, Krystian,Mlochowski, Jacek

, p. 67 - 71 (2007/10/03)

A convenient method for the synthesis of 2,2'- diselenobis(benzenesulfonamides) 4 and 2-substituted 1,3,2- benzothiaselenazole 1,1-dioxides 2, has been elaborated. It is based on the conversion of 2-aminobenzenesulfonic acid into bis[2-(chlorosulfonyl)phe

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