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40786-20-7

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40786-20-7 Usage

Preparation

Preparation by reaction of 1,3-dibromopropane with 2,4-di-hydroxy-3-propylacetophenone in the presence of potassium carbonate and potassium iodide in refluxing acetone.

Check Digit Verification of cas no

The CAS Registry Mumber 40786-20-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,7,8 and 6 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 40786-20:
(7*4)+(6*0)+(5*7)+(4*8)+(3*6)+(2*2)+(1*0)=117
117 % 10 = 7
So 40786-20-7 is a valid CAS Registry Number.
InChI:InChI=1/C14H19BrO3/c1-3-5-12-13(18-9-4-8-15)7-6-11(10(2)16)14(12)17/h6-7,17H,3-5,8-9H2,1-2H3

40786-20-7SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 11, 2017

Revision Date: Aug 11, 2017

1.Identification

1.1 GHS Product identifier

Product name 1-[4-(3-bromopropoxy)-2-hydroxy-3-propylphenyl]ethanone

1.2 Other means of identification

Product number -
Other names 1-[4-(3-bromopropoxy)-2-hydroxy-3-propylphenyl]ethan-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:40786-20-7 SDS

40786-20-7Relevant articles and documents

Alkoxy-substituted dihydrobenzopyran-2-carboxylate derivatives.

-

, (2008/06/13)

This invention encompasses compounds of Formula 1 and the pharmaceutically acceptable salts thereof. wherein R1 represents alkyl having 2-6 carbon atoms; R2 represents methyl or ethyl; R3 represents alkyl having 1 to 5 carbon atoms; W represents (CH?)x where x is 2 to 7, alkylene having 2 to 7 carbon atoms, alkenylene having 3 to 7 carbon atoms, alkynylene having 3 to 7 carbon atoms, or cyclopentyl; R? represents hydrogen, alkyl having 2-5 carbon atoms, alkenyl having 2 to 5 carbon atoms, or alkynyl having 2 to 5 carbon atoms; Q represents oxygen or CH?; B represents CH?, C=O or CH-OH; R? represents hydrogen, alkyl having 1 to 6 carbon atoms, or R? and R? together optionally represent a carbon to carbon bond; or R? represents alkanoyl having 2 to 4 carbon atoms, carboxy, alkoxycarbonyl, or (CH?)y-CO?R? wherein y is 0 to 4 and R? is hydrogen or alkyl having 1 to 6 carbon atoms; and A represents-Z-CO?R? or-Z-COR?R1? wherein R? represents hydrogen or alkyl having 1 to 6 carbon atoms, R?, R1?, represent hydrogen, alkyl having 1 to 6 carbon atoms, or cycloalkyl having 3 to 6 carbon atoms or NR?R1? form a heterocyclic ring, and wherein Z is absent or represents straight or branched chain alkylene or alkenylene having up to 6 carbon atoms.These compounds are selective antagonists of leukotriene B?(LTB?) with little or no antagonism of leukotriene D? (LTD?) and are useful anti-inflammatory agents for treating inflammatory bowel disease, rheumatoid arthritis, gout and psoriasis.

Benzoic acid derivatives and their production

-

, (2008/06/13)

A benzoic acid derivative of the formula: STR1 wherein R1 stands for a lower alkyl group, R2 stands for an optionally protected carboxyl group and X stands for a halogen or a salt thereof, has excellent antiasthmatic and antiinflamma

Pharmaceutical compositions containing 4-carboxy-flavones

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, (2008/06/13)

There are provided processes for preparing compounds of the formula: STR1 (wherein R1, R2, R3 and R4, which may be the same or different, each represent hydrogen, hydroxy, alkenyl, alkanoyl or alkyl, and X repre

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