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23295-00-3

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23295-00-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 23295-00-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,2,9 and 5 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 23295-00:
(7*2)+(6*3)+(5*2)+(4*9)+(3*5)+(2*0)+(1*0)=93
93 % 10 = 3
So 23295-00-3 is a valid CAS Registry Number.
InChI:InChI=1/C16H10N2O4S/c17-18-14-10-9-12-13(16(14)19)7-4-8-15(12)23(20,21)22-11-5-2-1-3-6-11/h1-10H

23295-00-3SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name 1,2-naphthoquinonediazide-(2)-5-sulfonic acid phenyl ester

1.2 Other means of identification

Product number -
Other names Phenyl 6-diazo-5,6-dihydro-5-oxonaphthalene-1-sulfonate

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:23295-00-3 SDS

23295-00-3Relevant articles and documents

Single Pot Process For The Preparation Of Diazonaphthoquinonesulfonyl Ester

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Page/Page column 3; 4; 5, (2008/06/13)

The present invention provides a single pot process for the preparation of diazonaphthoquinonesulfonyl ester, a useful organic material for micro electronic and dye industry. This study pertains to the one pot preparation of diazonaphthoquinonesulfonyl esters using the corresponding diazonaphthoquinine sulfonic acid or its sodium salt, diphosgene or triphosgene, variety of hydroxy compounds and tertiary organic base in an organic solvent medium.

Synthesis and Characterization of Substituted 2-Diazo-1-oxo-1,2-dihydronaphthalenes and Their Products of Photolysis and Thermolysis

Baumbach, B.,Bendig, J.,Nagel, T.,Dubsky, B.

, p. 625 - 635 (2007/10/02)

Several 2-diazo-1-oxo-1,2-dihydronaphthalenes (1, 2) have been synthesized by reaction of selected hydroxy compounds and 2-diazo-1-oxo-1,2-dihydronaphthalene-5- and -4-sulfonylchloride, respectively.Photolysis as well as thermolysis of 1 and 2 leads to final products, the nature of which depends on the position of substitution.So, reactions of 5-substituted derivatives (1) yield the corresponding indene-3-carboxylic acids 3 and their esters 5, respectively.In contrast, reactions of 4-substituted derivatives (2) lead to the formation of the 1-sulfo-indene-3-carboxylic acid derivatives 4 and 6.Prepared compounds have been characterized by means of mass, ultraviolet, infrared, 1H-n.m.r. and 13C-n.m.r. spectroscopy.

UV/VIS-Spectroscopical Investigations on 2-Diazo-1-oxo-1,2-dihydronaphthalen-5-sulfonic Acid Esters

Pasch, H.,Lenz, G.

, p. 1137 - 1142 (2007/10/02)

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