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Methanesulfonic acid, trifluoro-, 2-methylphenyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

66107-34-4

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66107-34-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 66107-34-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,1,0 and 7 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 66107-34:
(7*6)+(6*6)+(5*1)+(4*0)+(3*7)+(2*3)+(1*4)=114
114 % 10 = 4
So 66107-34-4 is a valid CAS Registry Number.

66107-34-4 Well-known Company Product Price

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  • TCI America

  • (T3357)  o-Tolyl Trifluoromethanesulfonate  >98.0%(GC)

  • 66107-34-4

  • 5g

  • 990.00CNY

  • Detail
  • TCI America

  • (T3357)  o-Tolyl Trifluoromethanesulfonate  >98.0%(GC)

  • 66107-34-4

  • 25g

  • 3,850.00CNY

  • Detail

66107-34-4Relevant academic research and scientific papers

Ni-Catalyzed Cross-Electrophile Coupling of Aryl Triflates with Thiocarbonates via C-O/C-O Bond Cleavage

Zhu, Zhaodong,Gong, Yuxin,Tong, Weiqi,Xue, Weichao,Gong, Hegui

supporting information, p. 2158 - 2163 (2021/04/05)

A nickel-catalyzed reductive coupling of aryl triflates with thiocarbonates is reported here. Both electron-rich and -deficient aryl C(sp2)-O electrophiles as well as a class of O-tBu S-alkyl thiocarbonates are compatible with the optimized reaction conditions, as evidenced by 49 examples. The reaction also proceeds with good chemoselective cleavage of the C-O bond with regard to thioesters. This work broadens the scope of nickel-catalyzed reductive cross-electrophile coupling reactions.

Nickel-Catalyzed Arylation/Alkenylation of tert-Cyclobutanols with Aryl/Alkenyl Triflates via a C - C Bond Cleavage

Wang, Zhen,Hu, Yuanyuan,Jin, Hongwei,Liu, Yunkui,Zhou, Bingwei

, p. 466 - 474 (2020/12/22)

Herein, we first present a nickel-catalyzed arylation and alkenylation of tert-cyclobutanols with aryl/alkenyl triflates via a C-C bond cleavage. An array of γ-substituted ketones was obtained in moderate-to-good yields, thus featuring earth-abundant nick

Bismuth-Catalyzed Oxidative Coupling of Arylboronic Acids with Triflate and Nonaflate Salts

Cornella, Josep,Peciukenas, Vytautas,Planas, Oriol

supporting information, p. 11382 - 11387 (2020/07/14)

Herein we present a Bi-catalyzed cross-coupling of arylboronic acids with perfluoroalkyl sulfonate salts based on a Bi(III)/Bi(V) redox cycle. An electron-deficient sulfone ligand proved to be key for the successful implementation of this protocol, which allows the unusual construction of C(sp2)-O bonds using commercially available NaOTf and KONf as coupling partners. Preliminary mechanistic studies as well as theoretical investigations reveal the intermediacy of a highly electrophilic Bi(V) species, which rapidly eliminates phenyl triflate.

Palladium-Catalyzed Synthesis of N, N-Dimethylanilines via Buchwald-Hartwig Amination of (Hetero)aryl Triflates

Pospech, Jola,Taeufer, Tobias

, p. 7097 - 7111 (2020/06/27)

This work delineates the synthesis of N,N-dimethylaniline derivatives from dimethylamines and aryl triflates. The palladium-catalyzed C-N bond formation proceeds in excellent yields, using an unsophisticated catalytic system, a mild base, and triflates as electrophiles, which are readily available from inexpensive phenols. N,N-Dimethylanilines are multifunctional reaction partners and represent useful but underutilized building blocks in organic synthesis.

Base-promoted selective O-phosphorylation of aryl triflates with P(O)-H compounds

Wang, Mingyue,Yang, Jia,Wang, Shuai,Zhong, Hong

supporting information, (2020/05/05)

Compared to previous transition metal-catalyzed C-phosphorylation reactions for constructing C–P bonds, in the absence of transition metal catalysts and ligands, a direct O-phosphorylation of aryl triflates selectively occurred with P(O)-H compounds in the presence of a base via the construction of O–P bonds. This transformation proceeds under simple and mild conditions, and provides a new method for the preparation of valuable organophosphoryl compounds from readily available P(O)-H compounds and triflates.

Palladium-Catalyzed Cyclobutanation of Aryl Sulfonates through both C-O and C-H Cleavage

Zhang, Liangwei,Liu, Long,Huang, Tianzeng,Dong, Qizhi,Chen, Tieqiao,Chen, Tieqiao

, p. 2189 - 2196 (2020/06/05)

A palladium-catalyzed cyclobutanation of aryl sulfonates with strained alkenes has been developed. The methodology is featured to achieve the cleavage of both C-O and C-H bonds of phenol derivatives in one pot. Under the reaction conditions, in addition t

Palladium-Catalyzed Chemoselective Negishi Cross-Coupling of Bis[(pinacolato)boryl]methylzinc Halides with Aryl (Pseudo)Halides

Lee, Hyojae,Lee, Yeosan,Cho, Seung Hwan

supporting information, p. 5912 - 5916 (2019/08/20)

We describe a palladium-catalyzed chemoselective Negishi cross-coupling of a bis[(pinacolato)boryl]methylzinc halide with aryl (pseudo)halides. This reaction affords an array of benzylic 1,1-diboronate esters, which can serve as useful synthetic handles f

The Directed ortho Metalation (D o M)-Cross-Coupling Connection: Synthesis of Polyfunctional Biaryls

Quesnelle, Claude A.,Snieckus, Victor

supporting information, p. 4413 - 4428 (2018/11/21)

A comparative evaluation of the combined directed ortho metalation (D o M)-Suzuki-Miyaura and D o M-Negishi cross-coupling reactions with aryl triflates for the synthesis of substituted biaryls is described. Both ortho -zinc and ortho -boron aryl directed

Copper-Catalyzed C-S Bond Formation via the Cleavage of C-O Bonds in the Presence of S8 as the Sulfur Source

Rostami, Abed,Rostami, Amin,Ghaderi, Arash,Gholinejad, Mohammad,Gheisarzadeh, Sajedeh

, p. 5025 - 5038 (2017/10/06)

Useful and applicable methods for one-pot and odorless synthesis of unsymmetrical and symmetrical diaryl sulfides via C-O bond activation are presented. First, a new efficient procedure for the synthesis of unsymmetrical sulfides using the cross-coupling reaction of phenolic esters such as acetates, tosylates, and triflates and with arylboronic acid or triphenyltin chloride as the coupling partners is reported. Depending on the reaction, S 8 /KF or S 8 /NaO t -Bu system is found to be an effective source of sulfur in the presence of copper salts and in poly(ethylene glycol) as a green solvent. Then, the synthesis of symmetrical diaryl sulfides from phenolic compounds by using S 8 as the sulfur source and NaO t -Bu in anhydrous DMF at 120 °C under N 2 is described. By these protocols, the synthesis of a variety of unsymmetrical and symmetrical sulfides become easier than the available protocols in which thiols and aryl halides are directly used for the preparation of the sulfides.

Nickel-catalyzed phosphorylation of aryl triflates with P([Formula presented] compounds

Yang, Jia,Xiao, Jing,Chen, Tieqiao,Han, Li-Biao

, p. 120 - 124 (2016/08/23)

A nickel-catalyzed phosphorylation of aryl triflates with P([Formula presented] compounds is disclosed. This reaction can proceed smoothly under a mild reaction condition, producing the corresponding aryl phosphorus compounds in good to high yields.

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