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77249-33-3

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77249-33-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77249-33-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,2,4 and 9 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 77249-33:
(7*7)+(6*7)+(5*2)+(4*4)+(3*9)+(2*3)+(1*3)=153
153 % 10 = 3
So 77249-33-3 is a valid CAS Registry Number.

77249-33-3SDS

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 4-fluoro-4-methylcyclohexa-2,5-dien-1-one

1.2 Other means of identification

Product number -
Other names 4-fluoro-4-methylcyclohexa-2,5-dienone

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:77249-33-3 SDS

77249-33-3Relevant articles and documents

Solvent-Free Fluorination of Electron-Rich Aromatic Compounds with F-TEDA-BF4: Toward “Dry” Processes

Zaikin, Pavel A.,Dyan, Ok Ton,Evtushok, Darya V.,Usoltsev, Andrey N.,Borodkin, Gennady I.,Karpova, Elena V.,Shubin, Vyacheslav G.

, p. 2469 - 2474 (2017/05/12)

An effective protocol for the solvent-free fluorination of electron-rich aromatic compounds with 1-chloromethyl-4-fluoro-1,4-diazoniabicyclo[2.2.2]octane bis(tetrafluoroborate) (F-TEDA-BF4) is described. The protocol allows the easy and efficie

4-Fluorocyclohexa-2,5-dienones as new acceptors for the Hauser annulation

Pahari, Pallab,Senapati, Bidyut,Mal, Dipakranjan

, p. 2635 - 2638 (2007/10/03)

4-Fluorocyclohexa-2,5-dienones are introduced as new acceptors for the Hauser annulation. In cases where the corresponding methoxy analogs fail to undergo annulation, the former smoothly do so with phenylsulfonyl phthalides to furnish anthraquinones in go

Efficient oxidative ipso-fluorination of para-substituted phenols using pyridinium polyhydrogen fluoride in combination with hypervalent iodine(III) reagents

Karam, Omar,Martin-Mingot, Agnès,Jouannetaud, Marie-Paule,Jacquesy, Jean-Claude,Cousson, Alain

, p. 6629 - 6638 (2007/10/03)

Diacetoxyiodobenzene (PIDA) and bis(trifluoroacetoxy)iodobenzene (PIFA) in the presence of pyridinium polyhydrogen fluoride (PPHF) are effective for the fluorination of para-substituted phenols to give a variety of 4-fluorocyclohexa-2,5-dienones in a good yield. (R,S)-1,1′-Bi-5,6,7,8- tetrahydro-2-naphthol (and its monoacetate) yields atropoisomeric fluorocyclohexadienones. The 4-substituted carbamate open-chain phenols were readily converted to fluorohydroindolenone and fluorohydroquinolenone derivatives by intramolecular conjugate addition.

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