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23197-69-5

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23197-69-5 Usage

Chemical Properties

Pale-Yellow Oil

Uses

Diethyl 4-Ethoxyphenylmalonate (cas# 23197-69-5) is a compound useful in organic synthesis.

Check Digit Verification of cas no

The CAS Registry Mumber 23197-69-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,1,9 and 7 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 23197-69:
(7*2)+(6*3)+(5*1)+(4*9)+(3*7)+(2*6)+(1*9)=115
115 % 10 = 5
So 23197-69-5 is a valid CAS Registry Number.

23197-69-5SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name diethyl 2-(4-ethoxyphenyl)propanedioate

1.2 Other means of identification

Product number -
Other names Propanedioic acid, (4-ethoxyphenyl)-, diethyl ester

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:23197-69-5 SDS

23197-69-5Relevant articles and documents

Mesogenic, optical, and dielectric properties of 5-substituted 2-[12-(4-pentyloxyphenyl)-p-carboran-1-yl] [1,3]dioxanes

Nagamine, Takashi,Januszko, Adam,Kaszynski, Piotr,Ohta, Kiminori,Endo, Yasuyuki

, p. 3836 - 3843 (2007/10/03)

Two homologous series of carborane-containing dioxanes 1[n] and 2[n] (n = 1-10) were prepared and their mesogenic properties investigated. All compounds exhibit nematic behavior and three members of series 2[n] show an E phase. Numerical analysis of the clearing temperatures gave a limiting value T NI(∞) of 89 °C for series 2[n] and indicated conformational flexibility of the dioxane ring. Investigations of three-ring derivative 1[4] gave Δn = 0.17, S = 0.53, and Δε = +0.4 ± 0.1 at 85 °C. Extrapolation of dielectric data for dilute solutions of 1[4] in 6-CHBT gave Δε = +0.4 ± 0.25 at 24 °C. Modelling of dielectric results with the Maier-Meier equation demonstrated that conformers with a higher β angle are preferred, which is consistent with conformational selection for the most elongated conformers. The Royal Society of Chemistry 2006.

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