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205885-39-8

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205885-39-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 205885-39-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,5,8,8 and 5 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 205885-39:
(8*2)+(7*0)+(6*5)+(5*8)+(4*8)+(3*5)+(2*3)+(1*9)=148
148 % 10 = 8
So 205885-39-8 is a valid CAS Registry Number.

205885-39-8SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 12, 2017

Revision Date: Aug 12, 2017

1.Identification

1.1 GHS Product identifier

Product name N-benzyl-N-ethynyl-4-methylbenzenesulfonamide

1.2 Other means of identification

Product number -
Other names N-benzyl-N-ethynyl-4-methylbenzenesulphonamide

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:205885-39-8 SDS

205885-39-8Downstream Products

205885-39-8Relevant articles and documents

Copper-Catalyzed Synthesis of Terminal vs. Fluorine-Substituted N-Allenamides via Addition of Diazo Compounds to Terminal Ynamides

Zheng, Yongxiang,Moegle, Baptiste,Ghosh, Santanu,Perfetto, Anna,Luise, Davide,Ciofini, Ilaria,Miesch, Laurence

, (2021/12/14)

A copper-mediated coupling reaction between ynamides and diazo-compounds to produce N-allenamides is reported for the first time. This method enables facile and rapid access to terminal N-allenamides by using commercially available TMS-diazomethane with w

Metal-Free Hydrophosphoryloxylation of Ynamides: Rapid Access to Enol Phosphates

An, Dalie,Zhang, Weinan,Pan, Bin,Zhao, Yingying

supporting information, p. 314 - 317 (2020/12/11)

We herein report a metal-free hydrophosphoryloxylation of ynamides with phosphoric acids, which provides an expeditious route to access useful enol phosphates. The advantages of this protocol include exclusive selectivity, short reaction time, high efficiency, and broad substrate scope. Additionally, the products can serve as good partners in Suzuki-Miyaura cross-coupling.

Direct Synthesis of CF2H-Substituted 2-Amidofurans via Copper-Catalyzed Addition of Difluorinated Diazoacetone to Ynamides

Zheng, Yongxiang,Perfetto, Anna,Luise, Davide,Ciofini, Ilaria,Miesch, Laurence

, p. 5528 - 5532 (2021/07/26)

The significance of molecules containing difluoromethyl groups is driven by their potential applications in pharmaceutical and agrochemical science. Methods for the incorporation of lightly fluorinated groups such as CF2H have been less well developed. He

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