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18693-13-5

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18693-13-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 18693-13-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,6,9 and 3 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 18693-13:
(7*1)+(6*8)+(5*6)+(4*9)+(3*3)+(2*1)+(1*3)=135
135 % 10 = 5
So 18693-13-5 is a valid CAS Registry Number.

18693-13-5SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 16, 2017

Revision Date: Aug 16, 2017

1.Identification

1.1 GHS Product identifier

Product name 4-hydroxy-1-methyl-3-phenylsulfanylquinolin-2(1H)-one

1.2 Other means of identification

Product number -
Other names 4-Hydroxy-1-methyl-2-oxo-3-phenylmercapto-1,2-dihydro-chinolein

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:18693-13-5 SDS

18693-13-5Relevant articles and documents

Copper-Mediated Direct Sulfenylation of 4-Hydroxyquinolinones and 4-Hydroxypyridones with Aryl Thiols via a C-H Functionalization Process

Guo, Tao,Wang, Hongyan

, p. 1845 - 1851 (2017)

An efficient approach for the direct sulfanylation of 4-hydroxyquinolinones and 4-hydroxypyridones with aryl thiols in the presence of CuI/DMSO has been developed. The substrate scope is broad, allowing facile synthesis of a range of structurally diverse 3-sulfanyl-4-hydroxyquinolinones and 3-sulfanyl-4-hydroxypyridones in good efficiency.

Novel Method for Preparing 4-hydroxy-3-sulfanylcoumarin Derivatives or 4-hydroxy-3-sulfanylquinoline Derivatives and Their Compounds Made Thereby, and Its Use

-

Paragraph 0097; 0109; 0110; 0145; 0146, (2018/10/16)

The present invention relates to 4-hydroxy-3-sulfanylcoumarin derivatives represented by chemical formula 1, 4-hydroxy-3-sulfanylquinolinone derivatives represented by chemical formula 2, novel preparation methods thereof, and uses thereof. According to the present invention, the preparation methods can reduce the preparation cost by utilizing inexpensive catalysts, and at the same time, can yield desired products with high yield. In the chemical formula 1, R_1 to R_4 are as described in the present invention. In the chemical formula 2, R_5 to R_7 are as described in the present invention.COPYRIGHT KIPO 2018

Copper(I) Bromide-Dimethyl Sulfide-Catalyzed Direct Sulfanylation of 4-Hydroxycoumarins and 4-Hydroxyquinolinones with Arylsulfonylhydrazides and Selective Fluorescence Switch- On Sensing of Cadmium(II) Ion in Water

Paul, Sanjay,Shrestha, Rajeev,Edison,Lee, Yong Rok,Kim, Sung Hong

supporting information, p. 3050 - 3056 (2016/10/09)

An efficient protocol for the direct sulfanylation of various 4-hydroxycoumarins and 4-hydroxyquinolinones in good yield with arylsulfonylhydrazides as sulfanylating agents was developed via copper(I) bromide?dimethyl sulfide-catalyzed S–O, S–N bond cleavage and C–S cross-coupling reactions. A highly selective fluorescence turning-on sensing of cadmium(II) ions in water using the synthesized 3-sulfanyl-4-hydroxycoumarin derivative was also investigated. (Figure presented.).

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