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4208-57-5

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4208-57-5 Usage

Chemical Properties

Colorless liquid; balsamic aroma

Check Digit Verification of cas no

The CAS Registry Mumber 4208-57-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,2,0 and 8 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 4208-57:
(6*4)+(5*2)+(4*0)+(3*8)+(2*5)+(1*7)=75
75 % 10 = 5
So 4208-57-5 is a valid CAS Registry Number.
InChI:InChI=1/C8H10O2/c1-2-4-7(9)8-5-3-6-10-8/h3,5-6H,2,4H2,1H3

4208-57-5 Well-known Company Product Price

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  • Alfa Aesar

  • (H26287)  2-Butyrylfuran, 97%   

  • 4208-57-5

  • 1g

  • 135.0CNY

  • Detail
  • Alfa Aesar

  • (H26287)  2-Butyrylfuran, 97%   

  • 4208-57-5

  • 5g

  • 404.0CNY

  • Detail
  • Alfa Aesar

  • (H26287)  2-Butyrylfuran, 97%   

  • 4208-57-5

  • 25g

  • 1246.0CNY

  • Detail

4208-57-5SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 14, 2017

Revision Date: Aug 14, 2017

1.Identification

1.1 GHS Product identifier

Product name 1-(furan-2-yl)butan-1-one

1.2 Other means of identification

Product number -
Other names Furyl n-propyl ketone

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:4208-57-5 SDS

4208-57-5Relevant articles and documents

Rh-Catalyzed Coupling of Aldehydes with Allylboronates Enables Facile Access to Ketones

Zhang, Kezhuo,Huang, Jiaxin,Zhao, Wanxiang

supporting information, (2022/02/21)

We present herein a novel strategy for the preparation of ketones from aldehydes and allylic boronic esters. This reaction involves the allylation of aldehydes with allylic boronic esters and the Rh-catalyzed chain-walking of homoallylic alcohols. The key to this successful development is the protodeboronation of alkenyl borylether intermediate via a tetravalent borate anion species in the presence of KHF2 and MeOH. This approach features mild reaction conditions, broad substrate scope, and excellent functional group tolerance. Mechanistic studies also supported that the tandem allylation and chain-walking process were involved.

Unexpectedly high activity of Zn(OTf)2·6H2O in catalytic Friedel-Crafts acylation reaction

He, Fei,Wu, Huayue,Chen, Jiuxi,Su, Weike

, p. 255 - 264 (2008/03/17)

Zn(OTf)2·6H2O was used to promote Friedel-Crafts acylation of aromatics. The work describes the high activity and efficiency of Zn(OTf)2·6H2O in acylation of aromatics, and the catalyst has surpassed most metal triflates in dispensing when dried at high temperature under vacuum before use. Copyright Taylor & Francis Group, LLC.

Friedel-Crafts acylation of furan and thiophene using ytterbium(III) trifluoromethanesulfonate in [BPy][BF4] ionic liquid

Su, Weike,Wang, Yan

, p. 398 - 400 (2007/10/03)

Friedel-Crafts reactions of furan and thiophene have been catalyzed by ytterbium(III) trifluoromethanesulfonate in [BPy][BF4] (n-butylpyridinium tetrafluoroborate) ionic liquid to produce intermediates of pharmaceuticals with good yields. The catalyzing system [BPy][BF 4]/Yb(OTf)3 could be reused.

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