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42925-43-9

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42925-43-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42925-43-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,9,2 and 5 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 42925-43:
(7*4)+(6*2)+(5*9)+(4*2)+(3*5)+(2*4)+(1*3)=119
119 % 10 = 9
So 42925-43-9 is a valid CAS Registry Number.

42925-43-9SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name 1-phenylhex-2-en-1-one

1.2 Other means of identification

Product number -
Other names 1-phenyl-2-hexen-1-one

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:42925-43-9 SDS

42925-43-9Relevant articles and documents

Bi(OTf)3-Catalyzed Alkyl-Intercepted Meyer-Schuster Rearrangement of Propargylic Alcohols for the Synthesis of 1,2,3,5-Tetrasubstituted Pentane-1,5-diones

Wang, Zhihai,Sun, Yuxing,Zhang, Qinglin,Pan, Wanyong,Li, Tiantian,Yin, Yan

, p. 3329 - 3340 (2022/02/25)

An alkyl intercepted Meyer-Schuster rearrangement reaction with α,β-unsaturated ketones as the electrophiles was first investigated, which provided a facile method to construct 2-methylene-pentane-1,5-diones. Then the in situ generated 2-methylene-pentane-1,5-diones underwent a Michael addition to give diverse 2-malononitrile methyl substituted pentane-1,5-diones in a one-pot fashion. This transformation was reliable on a gram scale. The high yield, convenient experimental operation, and 100% atom economy made it a valuable method for the construction of 1,2,3,5-tetrasubstituted pentane-1,5-dione derivatives.

Enantioselective Conjugate Azidation of α,β-Unsaturated Ketones under Bifunctional Organocatalysis by Direct Activation of TMSN3

Humbrías-Martín, Jorge,Pérez-Aguilar, M. Carmen,Mas-Ballesté, Rubén,Dentoni Litta, Antonella,Lattanzi, Alessandra,Della Sala, Giorgio,Fernández-Salas, Jose A.,Alemán, José

supporting information, p. 4790 - 4796 (2019/09/16)

An enantioselective organocatalytic conjugate azidation of α,β-unsaturated ketones is presented. A bifunctional organocatalyst activates TMSN3, triggering the nucleophilic addition of the azido group to enones in absence of external promoters and avoiding the direct use or the pre-formation of highly toxic and explosive hydrazoic acid. This protocol proceeds with excellent enantiocontrol under mild conditions. DFT calculations and mechanistic trials have been performed in order to demonstrate the direct activation performed by the bifunctional organocatalyst. (Figure presented.).

Kinetic Resolution of β-Hydroxy Carbonyl Compounds via Enantioselective Dehydration Using a Cation-Binding Catalyst: Facile Access to Enantiopure Chiral Aldols

Paladhi, Sushovan,Hwang, In-Soo,Yoo, Eun Jeong,Ryu, Do Hyun,Song, Choong Eui

supporting information, p. 2003 - 2006 (2018/04/16)

A practical and highly enantioselective nonenzymatic kinetic resolution of racemic β-hydroxy carbonyl (aldol) compounds through enantioselective dehydration process was developed using a cation-binding Song's oligoethylene glycol (oligoEG) catalyst with p

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