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13481-33-9

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13481-33-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 13481-33-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,4,8 and 1 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 13481-33:
(7*1)+(6*3)+(5*4)+(4*8)+(3*1)+(2*3)+(1*3)=89
89 % 10 = 9
So 13481-33-9 is a valid CAS Registry Number.

13481-33-9SDS

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 phenyl(quinoxalin-2-yl)methanone

1.2 Other means of identification

Product number -
Other names .2-benzoylquinoxaline

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:13481-33-9 SDS

13481-33-9Relevant articles and documents

Highly chemoselective deoxygenation of N-heterocyclic: N -oxides under transition metal-free conditions

Kim, Se Hyun,An, Ju Hyeon,Lee, Jun Hee

supporting information, p. 3735 - 3742 (2021/05/04)

Because their site-selective C-H functionalizations are now considered one of the most useful tools for synthesizing various N-heterocyclic compounds, the highly chemoselective deoxygenation of densely functionalized N-heterocyclic N-oxides has received much attention from the synthetic chemistry community. Here, we provide a protocol for the highly chemoselective deoxygenation of various functionalized N-oxides under visible light-mediated photoredox conditions with Na2-eosin Y as an organophotocatalyst. Mechanistic studies imply that the excited state of the organophotocatalyst is reductively quenched by Hantzsch esters. This operationally simple technique tolerates a wide range of functional groups and allows high-yield, multigram-scale deoxygenation. This journal is

Acyl Radicals from Terminal Alkynes: Photoredox-Catalyzed Acylation of Heteroarenes

Sultan, Shaista,Rizvi, Masood Ahmad,Kumar, Jaswant,Shah, Bhahwal Ali

supporting information, p. 10617 - 10620 (2018/07/31)

A photoredox-mediated acylation reaction of electron deficient heteroarenes with terminal alkynes is reported. The method relies on oxidative cleavage of phenylacetylenes for generation of acyl radicals as a key enabling feature. The reaction is regiosele

TBHP/TFA mediated oxidative cross-dehydrogenative coupling of N-heterocycles with aldehydes

Chen, Jiayu,Wan, Miao,Hua, Jing,Sun, Yi,Lv, Zheng,Li, Wei,Liu, Lei

, p. 11561 - 11566 (2015/12/04)

An effective and metal-free oxidative cross-dehydrogenative coupling (CDC) of N-heterocycles with diverse aldehydes has been established in the presence of TBHP/TFA. The scope with respect to aldehyde and N-heterocycle components is broad, allowing facile synthesis of a broad range of structurally diverse C1-acyl substituted heterocycles in good efficiency.

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