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23433-48-9

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23433-48-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 23433-48-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,4,3 and 3 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 23433-48:
(7*2)+(6*3)+(5*4)+(4*3)+(3*3)+(2*4)+(1*8)=89
89 % 10 = 9
So 23433-48-9 is a valid CAS Registry Number.

23433-48-9SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name N-(2-methoxyphenyl)-3-methyl-4-oxido-1-oxoquinoxalin-1-ium-2-carboxamide

1.2 Other means of identification

Product number -
Other names 3-methyl-1,4-dioxy-quinoxaline-2-carboxylic acid 2-methoxy-anilide

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:23433-48-9 SDS

23433-48-9Downstream Products

23433-48-9Relevant articles and documents

The reactions of benzofuroxan with carbonyl compounds on the surface of solid catalysts

Takabatake,Hasegawa,Hasegawa

, p. 1477 - 1480 (1993)

The cyclocondensations of benzofuroxan 1a with carbonyl compounds were smoothly and efficiently carried out by the adsorption of the components on the surface of silica gel or a molecular sieve to form a 2,3-disubstituted quinoxaline 1,4-dioxide. When the

An Improved and Efficient Synthesis of Quinoxalinecarboxamide 1,4-Dioxides from Benzofuroxan and Acetoacetamides in the Presence of Calcium Salts

Stumm, G.,Niclas, H.-J.

, p. 736 - 744 (2007/10/02)

An improved and efficient method for the preparation of the title compounds 3 is described.Thus, quinoxalinecarboxamide 1,4-dioxides 3 are synthesized in high yields by reaction of benzofuroxan 1 with acetoacetamides 2 in the presence of catalytic amounts of calcium salts and ethanolamine.The reaction is assumed to involve a chelate mechanism with 4 as intermediate.Side reactions are studied by means of HPLC and TLC.

Quinoxaline derivatives

-

, (2008/06/13)

The synthesis of quinoxaline and benzimidazole-N-oxides and of ester and amide derivatives of 3-hydroxy-2-quinoxalinecarboxylic acid by a novel process consisting of the reaction between a benzofuroxan and an activated methylene-containing compound under basic conditions.

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