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1693-05-6

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1693-05-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1693-05-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,6,9 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1693-05:
(6*1)+(5*6)+(4*9)+(3*3)+(2*0)+(1*5)=86
86 % 10 = 6
So 1693-05-6 is a valid CAS Registry Number.
InChI:InChI=1/C12H15FO2/c1-2-15-12(14)5-3-4-10-6-8-11(13)9-7-10/h6-9H,2-5H2,1H3

1693-05-6SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name Ethyl 4-(4-fluorophenyl)butanoate

1.2 Other means of identification

Product number -
Other names -

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:1693-05-6 SDS

1693-05-6Relevant articles and documents

Coupling Photocatalysis and Substitution Chemistry to Expand and Normalize Redox-Active Halides

Rathnayake, Manjula D.,Weaver, Jimmie D.

supporting information, p. 2036 - 2041 (2021/04/05)

Photocatalysis can generate radicals in a controlled fashion and has become an important synthetic strategy. However, limitations due to the reducibility of alkyl halides prevent their broader implementation. Herein we explore the use of nucleophiles that can substitute the halide and serve as an electron capture motif that normalize the variable redox potentials across substrates. When used with photocatalysis, bench-stable, commercially available collidinium salts prove to be excellent radical precursors with a broad scope.

Mechanical metal activation for Ni-catalyzed, Mn-mediated cross-electrophile coupling between aryl and alkyl bromides

Wu, Sisi,Shi, Weijia,Zou, Gang

supporting information, p. 11269 - 11274 (2021/07/02)

Liquid-assisted grinding has been successfully applied to eliminate the requirements of chemical activators and anhydrous solvents in nickel-catalyzed, manganese-mediated cross-electrophile coupling between aryl and alkyl bromides. In addition to the traditional reaction parameters, mechanical ones,e.g.the rotational speed of mill, the filling degree of jar and ball size, have been found to affect the catalytic efficiency remarkably, implying the involvement of the regeneration of nickel(0) species in the rate-determining steps. A combined evaluation of the reaction and mechanical parameters led to an optimal condition under which a variety ofn-alky aromatics with various functional groups could be readily obtained in good yields with a 1 mol% catalyst loading. The practical application of liquid-assisted grinding-enabled aryl/alkyl cross-electrophile coupling has been demonstrated in the gram-scale synthesis of 6-methoxytetralone.

Preparation method of substituted butyrate derivatives

-

Paragraph 0077-0080, (2020/07/15)

The invention discloses a preparation method of substituted butyrate derivatives. The method specifically comprises the following steps: by taking compounds shown in a formula 1, a formula 2 and a formula 3 as raw materials, carrying out an illumination reaction process in the presence of a photocatalyst and a hydrogen transfer catalyst to obtain a target compound shown in a formula I through one-step reaction. The invention discloses a free radical-mediated olefin bifunctional reaction without a cyclopropanation intermediate. The reaction can realize a product which can be obtained through cyclopropanation and cyclopropane ring opening processes traditionally in one step. Meanwhile, the preparation method of the compound is simple, uses cheap and easily available compounds as raw materials, and has the beneficial effects of one-step synthesis, mild reaction conditions, fast reaction, low cost, less generated waste, simple and safe operation, high atom economy, high selectivity, extremely wide substrate applicability, high yield and the like.

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