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221121-37-5

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221121-37-5 Usage

Uses

Ethyl 4-(4-Fluorophenyl)-3-oxobutanoate is used in the synthesis of novel pyridinone derivatives as non-nucleoside reverse transcriptase inhibitors with high potency against NNRTI-resistant HIV-1 strains. Also used in the structural evaluation of 2-substituted 5-hydroxyindole 3-carboxylates as potent inhibitors of human 5-lipoxygenase.

Check Digit Verification of cas no

The CAS Registry Mumber 221121-37-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,1,1,2 and 1 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 221121-37:
(8*2)+(7*2)+(6*1)+(5*1)+(4*2)+(3*1)+(2*3)+(1*7)=65
65 % 10 = 5
So 221121-37-5 is a valid CAS Registry Number.
InChI:InChI=1/C12H13FO3/c1-2-16-12(15)8-11(14)7-9-3-5-10(13)6-4-9/h3-6H,2,7-8H2,1H3

221121-37-5SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name ethyl 4-(4-fluorophenyl)-3-oxobutanoate

1.2 Other means of identification

Product number -
Other names Benzenebutanoic acid,4-fluoro-b-oxo-,ethyl 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:221121-37-5 SDS

221121-37-5Relevant articles and documents

Non-metal Lewis acid-catalyzed cross-Claisen condensation for β-keto esters

Han, Zhengyu,Huang, Hai,Meng, Fuliang,Yang, Zhenkun,Zhang, Tianyu,Zhou, Dapeng

supporting information, p. 9163 - 9166 (2021/11/16)

In this work, we disclose a new catalytic and highly chemoselective cross-Claisen condensation of esters. In the presence of TBSNTf2 as a non-metal Lewis acid, various esters can undergo cross-Claisen condensation to form β-keto esters which are important building blocks. Compared with the traditional Claisen condensation, this process, employing silyl ketene acetals (SKAs) as carbonic nucleophiles to achieve cross-Claisen condensation, requires mild conditions and has good tolerance of functional groups. This journal is

PYRIDONE COMPOUNDS AND METHODS OF USE IN THE MODULATION OF A PROTEIN KINASE

-

Paragraph 0263, (2021/04/02)

The present disclosure relates generally to compounds and pharmaceutical compositions suitable as modulators of protein kinases, and methods for their use in treating disorders mediated, at least in part by, protein kinases.

MACROCYCLIC FUSED PYRRAZOLES AS MCL-1 INHIBITORS

-

Paragraph 0851, (2020/08/13)

Provided are compounds represented by Formula IA: (IA), and the pharmaceutically acceptable salts and solvates thereof, wherein R, R 1a, R 1b, L 1, L 2, L 3, X, A, B and C are as defined as set forth

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