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494-47-3

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494-47-3 Usage

Chemical Properties

Light-brown to white powder.Insoluble in cold water; soluble in alcohol and ether.

Uses

Vulcanization accelerator.

Check Digit Verification of cas no

The CAS Registry Mumber 494-47-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,9 and 4 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 494-47:
(5*4)+(4*9)+(3*4)+(2*4)+(1*7)=83
83 % 10 = 3
So 494-47-3 is a valid CAS Registry Number.
InChI:InChI=1/C15H12N2O3/c1-4-12(18-7-1)10-16-15(14-6-3-9-20-14)17-11-13-5-2-8-19-13/h1-11,15H/b16-10+,17-11u

494-47-3SDS

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 (E)-1-(furan-2-yl)-N-[furan-2-yl-[(E)-furan-2-ylmethylideneamino]methyl]methanimine

1.2 Other means of identification

Product number -
Other names Methanediamine, 1-(2-furanyl)-N,N‘-bis(2-furanylmethylene)-

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:494-47-3 SDS

494-47-3Upstream product

494-47-3Relevant articles and documents

Self-regulated catalysis for the selective synthesis of primary amines from carbonyl compounds

Fan, Xiaomeng,Gao, Jin,Gao, Mingxia,Jia, Xiuquan,Ma, Jiping,Xu, Jie

supporting information, p. 7115 - 7121 (2021/09/28)

Most current processes for the general synthesis of primary amines by reductive amination are performed with enormously excessive amounts of hazardous ammonia. It remains unclear how catalysts should be designed to regulate amination reaction dynamics at a low ammonia-to-substrate ratio for the quantitative synthesis of primary amines from the corresponding carbonyl compounds. Herein we show a facile control of the reaction selectivity in the layered boron nitride supported ruthenium catalyzed reductive amination reaction. Specifically, locating ruthenium to the edge surface of layered boron nitride leads to an increased hydrogenation activity owing to the enhanced interfacial electronic effects between ruthenium and the edge surface of boron nitride. This enables self-accelerated reductive amination reactions which quantitatively synthesize structurally diverse primary amines by reductive amination of carbonyl compounds with twofold ammonia. This journal is

Exploration of the Role of Double Schiff Bases as Catalytic Intermediates in the Knoevenagel Reaction of Furanic Aldehydes: Mechanistic Considerations

Van Schijndel, Jack,Canalle, Luiz Alberto,Molendijk, Dennis,Meuldijk, Jan

supporting information, p. 1983 - 1988 (2018/09/18)

This paper presents mechanistic considerations on an efficient, green, and solvent-free Knoevenagel procedure for the chemical transformation of furanic aldehydes into their corresponding α,β-unsaturated compounds. In the proposed mechanism furanic aldehydes react with ammonia, released from ammonium salts, to form a catalytically active double Schiff base. The catalytic intermediates involved in the condensation step are characterized.

Studies on the reaction of diimines with thiourea: Synthesis and solvent-induced cis/trans-isomerization of 1,3,5-triazinane-2-thiones

Kaboudin, Babak,Ghasemi, Tahereh,Yokomatsu, Tsutomu

experimental part, p. 3089 - 3093 (2009/12/28)

The reaction of N,Nc-bis(arylmethylidene)arylmethane diimines with thiourea under reflux in methanol was studied. The reaction gave a diastereomeric mixture of 4,6-disubstituted 1,3,5-triazinane-2-thiones in good yields. Two diastereoisomers of 4,6-diphenyl-1,3,5-triazinane-2-thione were detected in a solution of CDCl3 by NMR analysis. According to the NMR studies, the cisdiastereoisomer undergoes a solvent-induced cis/trans-isomerization process, producing the trans-diastereoisomer in DMSO. The stereochemistry of the trans-diastereoisomer was determined by Xray crystallographic analysis.

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