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245349-46-6

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245349-46-6 Usage

Preparation

The preparation of 4-(3-acryloyloxy-n-prop-1-yloxy)benzoic acid is as follows:8.1g Allyl 4- (3- (acryloyloxy) propoxy) benzoic acid,4.1 g of N-methylaniline,Add 0.28 g of palladium acetate and 0.66 g of triphenylphosphine to 50 mL of acetonitrile, andStir at room temperature overnight. The reaction solution is diluted with ethyl acetate,The extract was washed with 5% hydrochloric acid and saturated brine, dried over anhydrous sodium sulfate, the solid was filtered off, and the solvent was evaporated. The residue is purified by column chromatography (silica gel, developing solvent: dichloromethane) to yield 4.2 g of 4- (3- (Acryloyloxy) propoxy) benzoic acid(Yield: 80.0%, purity (HPLC): 93.0%) was obtained.

Check Digit Verification of cas no

The CAS Registry Mumber 245349-46-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,5,3,4 and 9 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 245349-46:
(8*2)+(7*4)+(6*5)+(5*3)+(4*4)+(3*9)+(2*4)+(1*6)=146
146 % 10 = 6
So 245349-46-6 is a valid CAS Registry Number.

245349-46-6SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 20, 2017

Revision Date: Aug 20, 2017

1.Identification

1.1 GHS Product identifier

Product name 4-(3-prop-2-enoyloxypropoxy)benzoic acid

1.2 Other means of identification

Product number -
Other names 4-(3-Acryloyloxypropyloxy)benzoic acid

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:245349-46-6 SDS

245349-46-6Relevant articles and documents

Production of carboxylic acid and carboxylic acid ester allylation intermediate

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Paragraph 0110; 0111, (2019/06/04)

The invention discloses a preparation method of aryl/alkyl carboxylic acid which serves as a useful intermediate of a polymerized liquid crystal compound and is provided with (methyl) propene acyloxy, and aryl/alkyl allyl carboxylate which serves as an in

NOVEL REACTIVE MESOGEN COMPOUND HAVING SUPERIOR THERMOSTABILITY AND HIGH BIREFRINGENCE AND METHOD OF PREPARING THE SAME

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, (2015/12/30)

Disclosed are a novel reactive mesogen compound having superior thermostability, high birefringence and a simple preparation process while possessing unique liquid crystal characteristics having molecular orientation by forming a polymer network through p

Mesophase structure of low-wetting liquid crystalline polyacrylates with new perfluoroalkyl benzoate side groups

Martinelli, Elisa,Paoli, Francesca,Gallot, Bernard,Galli, Giancarlo

, p. 4128 - 4139 (2011/10/30)

The synthesis, thermal behavior, bulk microstructure, and wettability of new polyacrylates carrying spaced 4-perfluorohexylpropyl benzoate and 4-perfluorooctylpropyl benzoate units in the side groups were Investigated. X-ray diffraction analysis proved the formation of different smectic mesophases (SmI2, SmF2, and SmC2) and the evolution of their structures and lattice parameters with temperature. The mesophase polymorphic behavior depended on the length of the perfluorinated chain segment in the repeat unit. The electron density profiles along the smectic layer normal were drawn and provided a deeper insight into the packing of the side chains in a tilted, double layer structure. Thin polymer films were cast from solution, and their low wettability was established by measurements of contact angles with different probing liquids. We suggest that the hydrophobicity and lipophobicity of the films are enhanced by the mesophase surface structure which is mediated by the high-order, mesophase bulk structure.

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