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20754-20-5

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20754-20-5 Usage

Synthesis Reference(s)

Synthetic Communications, 17, p. 1839, 1987 DOI: 10.1080/00397918708077329

Check Digit Verification of cas no

The CAS Registry Mumber 20754-20-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,7,5 and 4 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 20754-20:
(7*2)+(6*0)+(5*7)+(4*5)+(3*4)+(2*2)+(1*0)=85
85 % 10 = 5
So 20754-20-5 is a valid CAS Registry Number.
InChI:InChI=1/C11H12O2/c1-9-3-5-10(6-4-9)7-8-11(12)13-2/h3-8H,1-2H3/b8-7+

20754-20-5SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 13, 2017

Revision Date: Aug 13, 2017

1.Identification

1.1 GHS Product identifier

Product name methyl (E)-3-(4-methylphenyl)prop-2-enoate

1.2 Other means of identification

Product number -
Other names 4-methyl-trans-cinnamic acid methyl ester

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:20754-20-5 SDS

20754-20-5Relevant articles and documents

Polymetallic carbosilane dendrimers containing N, N'-iminopyridine chelating ligands: Applications in catalysis

Martinez-Olid, Francisco,Benito, Jose,Flores, Juan,De Jesus, Ernesto

, p. 99 - 108 (2009)

This overview covers the most relevant results obtained by our group in the last few years concerning the synthesis and catalytic applications of metal complexes anchored to the surface of carbosilane dendrimers functionalized with iminopyridine ligands.

Synthesis, structure, and reactivity of palladacycles that contain a chiral rhenium fragment in the backbone: New cyclometalation and catalyst design strategies

Friedlein, Florian K.,Kromm, Kiemenz,Hampel, Frank,Gladysz

, p. 5267 - 5281 (2006)

The bromocyclopentadienyl complex f(η5-C5H 4Br)Re(CO)3] is converted to racemic [(η5- C5H4Br)Re-(NO)(PPh3)(CH2PPh 2)] (1b) similarly to a publish

Phosphine-Functionalized Chitosan Microparticles as Support Materials for Palladium Nanoparticles in Heck Reactions

Biajoli, André F. P.,Fajardo, André R.,Lemos, Thalia S. A.,de Souza, Jaqueline F.

, (2022/01/11)

Herein, we investigated the activation and stabilization of Pd nanoparticles using microparticles of chitosan-functionalized with phosphine moieties. The catalytic activity of the prepared material was assessed in a series of Heck reactions, which demonst

Triazine-hyperbranched polymer-modified magnetic nanoparticles-supported nano-cobalt for C–C cross-coupling reactions

Hajipour, Abdol R.,Sadeghi, Shaghayegh

, p. 3219 - 3233 (2021/08/06)

Design of hyperbranched polymers (HBPs) and crafting them in catalytic systems especially in organic chemistry are a relatively unexplored domain. This paper reports the utilization of triazine-hyperbranched polymer (THBP)-coated magnetic chitosan nanoparticles (MCs) as stabilizing matrix for cobalt nanoparticles. Cobalt nanoparticles were fabricated by coordination cobalt(II) ions with amine-terminated triazine polymer and then reduced into Co(0) using sodium borohydride in aqueous medium. The Co(0)-THBP@MCs were fully characterized by FT-IR, SEM–EDX, TEM, and TGA analyses. The presence of metallic cobalt was determined by ICP and XRD techniques. This novel hyperbranched polyaromatic polymer-encapsulated cobalt nanoparticles showed high catalytic activity in Mizoroki–Heck and Suzuki–Miyaura cross-coupling reactions. Heck and Suzuki reactions were carried out using 0.35 and 0.4?mol% of cobalt nanoparticles in which the turnover number (TON) values were calculated as 271 and 225, respectively. In addition, the produced heterogeneous catalyst could be recovered and reused without considerable loss of activity. Oxygen stability and high reusability over 7 runs with trace leaching of the cobalt into the reaction media as well as moisture stability of the immobilized cobalt nanoparticles are their considerable worthwhile advantages.

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