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221148-26-1

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221148-26-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 221148-26-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,1,1,4 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 221148-26:
(8*2)+(7*2)+(6*1)+(5*1)+(4*4)+(3*8)+(2*2)+(1*6)=91
91 % 10 = 1
So 221148-26-1 is a valid CAS Registry Number.

221148-26-1SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name methyl 3-(4-ethoxyphenyl)prop-2-ynoate

1.2 Other means of identification

Product number -
Other names methyl 3-(4-ethoxyphenyl)propiolate

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:221148-26-1 SDS

221148-26-1Relevant articles and documents

Enantioselective Fluorination of α-Branched β-Ynone Esters Using a Cinchona-Based Phase-Transfer Catalyst

Arimitsu, Satoru,Iwasa, Satsuki,Arakaki, Ryunosuke

supporting information, p. 12804 - 12812 (2020/10/09)

Herein, we report the fluorination of α-branched β-ynone esters to afford their corresponding quaternary fluorinated products with good enantioselectivity (ee = 73-90%) using a cinchona-based phase-transfer catalyst. α-Branched β-ynone esters possess a highly acidic α-proton and form their corresponding enolate as a single isomer, which allows the enantioselective fluorination reaction to occur under standard cinchona-based phase-transfer catalyst conditions. Moreover, the obtained α-fluorinated product can be treated with [(SPhos)AuNTf2] (1 mol %) to afford a fluorinated 3,5-diketo carboxylic acid.

FORMYLATED XANTHOCILLIN ANALOGUES AS NEUROPROTECTANTS

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Paragraph 0150; 0151; 0156; 0157; 0162; 0163; 0168; 0169, (2015/01/18)

The present invention relates to formylated xanthocillin analogues for use in the treatment of neurodegenerative diseases, to some of said analogues, as well as to methods for obtaining them and pharmaceutical composition comprising them. The invention al

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