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7699-18-5

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  • 5-methoxyindolin-2-one, 1,3-dihydro-5-methoxy-2H-indol-2-one, 5-methoxy-2-oxo-1,2-dihydro-indole, 5-Methoxy-1,3-dihydroindol-2-one, 5-methoxy-2-indolinone, 5-methoxy-2-oxindole, 5-methoxy-1,3-dihydro-

    Cas No: 7699-18-5

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7699-18-5 Usage

Synthesis Reference(s)

Journal of Heterocyclic Chemistry, 25, p. 1279, 1988 DOI: 10.1002/jhet.5570250501Tetrahedron Letters, 30, p. 715, 1989 DOI: 10.1016/S0040-4039(01)80290-2

Check Digit Verification of cas no

The CAS Registry Mumber 7699-18-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,6,9 and 9 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 7699-18:
(6*7)+(5*6)+(4*9)+(3*9)+(2*1)+(1*8)=145
145 % 10 = 5
So 7699-18-5 is a valid CAS Registry Number.
InChI:InChI:1S/C9H9NO2/c1-12-7-2-3-8-6(4-7)5-9(11)10-8/h2-4H,5H2,1H3,(H,10,11)

7699-18-5SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name 5-Methoxyoxindole

1.2 Other means of identification

Product number -
Other names 5-methoxy-1,3-dihydroindol-2-one

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:7699-18-5 SDS

7699-18-5Relevant articles and documents

A Unified Catalytic Asymmetric (4+1) and (5+1) Annulation Strategy to Access Chiral Spirooxindole-Fused Oxacycles

Gao, Min,Gong, Xiangnan,Hu, Lin,Luo, Yanshu,Xia, Yuanzhi,Xu, Qianlan,Zhao, Yukun

supporting information, p. 19813 - 19820 (2021/08/03)

A unified catalytic asymmetric (N+1) (N=4, 5) annulation reaction of oxindoles with bifunctional peroxides has been achieved in the presence of a chiral phase-transfer catalyst (PTC). This general strategy utilizes peroxides as unique bielectrophilic four- or five-atom synthons to participate in the C?C and the subsequent umpolung C?O bond-forming reactions with one-carbon unit nucleophiles, thus providing a distinct method to access the valuable chiral spirooxindole-tetrahydrofurans and -tetrahydropyrans with good yields and high enantioselectivities under mild conditions. DFT calculations were performed to rationalize the origin of high enantioselectivity. The gram-scale syntheses and synthetic utility of the resultant products were also demonstrated.

METHOD FOR PRODUCING LACTAM COMPOUND, AND LACTAM COMPOUND PRODUCED THEREBY

-

Paragraph 0174-0175; 0186, (2020/11/30)

The present invention relates to a method for producing a lactam compound from dioxazolone in the presence of a catalyst having a particular ligand, and to a lactam compound produced thereby, and can produce a lactam compound with excellent selectivity and an excellent yield by using the combination of a starting material having a particular functional group and a particular catalyst having a particular ligand.

Synthesis of Functionalized Indolines and Dihydrobenzofurans by Iron and Copper Catalyzed Aryl C-N and C-O Bond Formation

Henry, Martyn C.,Senn, Hans Martin,Sutherland, Andrew

, p. 346 - 364 (2019/01/08)

A simple and effective one-pot, two-step intramolecular aryl C-N and C-O bond forming process for the preparation of a wide range of benzo-fused heterocyclic scaffolds using iron and copper catalysis is described. Activated aryl rings were subjected to a highly regioselective, iron(III) triflimide-catalyzed iodination, followed by a copper(I)-catalyzed intramolecular N-or O-arylation step leading to indolines, dihydrobenzofurans, and six-membered analogues. The general applicability and functional group tolerance of this method were exemplified by the total synthesis of the neolignan natural product, (+)-obtusafuran. DFT calculations using Fukui functions were also performed, providing a molecular orbital rationale for the highly regioselective arene iodination process.

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