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S-(4-methylphenyl) 4-fluorobenzenecarbothioate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

90172-74-0

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90172-74-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90172-74-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,1,7 and 2 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 90172-74:
(7*9)+(6*0)+(5*1)+(4*7)+(3*2)+(2*7)+(1*4)=120
120 % 10 = 0
So 90172-74-0 is a valid CAS Registry Number.

90172-74-0Relevant academic research and scientific papers

Preparation method of thioester compounds

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Paragraph 0036-0047, (2021/01/29)

The invention discloses a preparation method of thioester compounds, wherein the method comprises the following steps: adding nickel trifluoromethanesulfonate, 4,4'-di-tert-butyl-2,2'-dipyridyl, carbonyl molybdenum, potassium carbonate, zinc iodide, water

Method for synthesizing thioester through cross-coupling of visible light-catalyzed sodium sulfinate and acyl chloride

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Paragraph 0048-0051, (2021/09/11)

The method takes sodium sulfinate and acyl chloride as raw materials and utilizes 2, 6 - dimethyl -1, 4 - dihydro -3, 5 - pyridine dicarboxylic acid diethyl ester and an organic alkali catalytic system to cross-couple sulfur radicals and acyl radicals und

Nickel-Catalyzed Thiocarbonylation of Arylboronic Acids with Sulfonyl Chlorides for the Synthesis of Thioesters

Qi, Xinxin,Bao, Zhi-Peng,Yao, Xin-Tong,Wu, Xiao-Feng

supporting information, p. 6671 - 6676 (2020/09/02)

An interesting procedure for thioester synthesis via nickel-catalyzed thiocarbonylation of arylboronic acid with sulfonyl chlorides as the sulfur source has been explored. Using Mo(CO)6 as a solid CO surrogate and reductant, a broad range of thioesters were obtained in moderate to good yields with good functional group tolerance.

Controllable phosphorylation of thioesters: Selective synthesis of aryl and benzyl phosphoryl compounds

Xu, Kaiqiang,Liu, Long,Li, Zhaohui,Huang, Tianzeng,Xiang, Kang,Chen, Tieqiao

, p. 14653 - 14663 (2020/12/29)

The controllable phosphorylations of thioesters were developed. When the reaction was catalyzed by a palladium catalyst, aryl or alkenyl phosphoryl compounds were generated through decarbonylative coupling, while the benzyl phosphoryl compounds were produced through deoxygenative coupling when the reaction was carried out in the presence of only a base.

Na2CO3-promoted thioesterification via N–C bond cleavage of amides to construct thioester derivatives

Tao, Jiasi,Yu, Weijie,Luo, Jin,Wang, Tao,Ge, Wanling,Zhang, Ziwei,Yang, Bingjie,Xiong, Fei

, p. 486 - 492 (2019/11/03)

A mild, efficient, and transition-metal-free catalytic strategy is developed to construct thioesters via selective N–C bond cleavage of Boc2-activated primary amides. This strategy is successfully carried out with stoichiometric Na2C

Air-Tolerant Direct Thiol Esterification with Carboxylic Acids Using Hydrosilane via Simple Inorganic Base Catalysis

Xuan, Maojie,Lu, Chunlei,Liu, Meina,Lin, Bo-Lin

, p. 7694 - 7701 (2019/06/27)

Direct thioesterification of carboxylic acids with thiols using nontoxic activation agents is highly desirable. Herein, an efficient and practical protocol using safe and inexpensive industrial waste polymethylhydrosiloxane as the activation agent and K3PO4 with 18-crown-6 as a catalyst is described. Various functional groups on carboxylic acid and thiol substituents can be tolerated by the present system to afford thioesters in yields of 19-100%.

Oxalic Acid Monothioester for Palladium-Catalyzed Decarboxylative Thiocarbonylation and Hydrothiocarbonylation

Zhao, Bin,Fu, Yao,Shang, Rui

, p. 9521 - 9526 (2019/11/28)

Oxalic acid monothioester (OAM), an easily accessible and storable reagent, was reported herein as a thioester synthetic equivalent for palladium-catalyzed decarboxylative thiocarbonylation of organohalides and hydrothiocarbonylation of unsaturated carbon-carbon bonds at room temperature with high chemo- and regioselectivity. The reaction is applicable to the synthesis of cysteine-derived thioesters, thus allowing chemical modification of cysteine-containing peptides. Decarboxylation of OAM proceeds through oxidative addition of Pd(0) to the acyl-S bond, which accounts for the very mild reaction conditions.

Visible-Light-Promoted Thiyl Radical Generation from Sodium Sulfinates: A Radical-Radical Coupling to Thioesters

Bogonda, Ganganna,Patil, DIlip V.,Kim, Hun Young,Oh, Kyungsoo

supporting information, p. 3774 - 3779 (2019/05/24)

A convenient visible-light photoredox catalysis has been developed for the synthesis of thioesters from two readily available starting materials: acid chlorides and sodium sulfinates. The facile generation of acyl radical species under the visible light photoredox conditions allows the formation of thiyl radical species from sodium sulfinates via multiple single electron transfer reactions, where the final acyl radical-thiyl radical coupling has been accomplished. The direct radical-radical coupling strategy offers a mild and controlled photochemical approach to important synthetic building blocks such as thioesters.

Transition-metal-catalyzed regioselective aroyl- and trifluoro- acetylthiolation of alkynes using thioesters

Minami, Yasunori,Kuniyasu, Hitoshi,Miyafuji, Kiyoshi,Kambe, Nobuaki

experimental part, p. 3080 - 3082 (2009/12/01)

Intermolecular CO-retained carbothiolation of alkynes using thioesters took place to afford β-SR substituted enone derivatives; the choice of catalyst (Pd(dba)2-dppe) and the introduction of a CF3 group into the thioesters are the key to achieving the transformation. The Royal Society of Chemistry 2009.

p-Fluorobenzoyl Chloride for Characterization of Active Hydrogen Functional Groups by Fluorine-19 Nuclear Magnetic Resonance Spectrometry

Spratt, M. P.,Dorn, H. C.

, p. 2038 - 2043 (2007/10/02)

The base-catalyzed reactions of p-fluorobenzoyl chloride provide a convenient method for (19)F NMR analysis of alcohols, phenols, carboxylic acids, amines, and thiols.The (19)F chemical shift and yield data for p-fluorobenzoyl derivatives for nearly 100 compounds are presented.The yield data for these p-fluorobenzoyl derivatives suggest a simple, and in many cases, quantitative method for introducing a fluorine tagging group.The (19)F chemical shifts indicate a wide chemical shift range (ca. 10 ppm) for a large number of compounds.Furthermore, most chemical classes (e.g., phenols, alcohols, etc.) have fairly well resolved chemical shift regions.

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