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126163-56-2

126163-56-2 Structure

126163-56-2 Structure
IdentificationBack Directory
[Name]

1-HYDROXY-4-ETHOXY-2,3-DIFLUOROBENZENE
[CAS]

126163-56-2
[Synonyms]

4-Ethoxy-2,3-difluorophenol
2,3-Difluoro-4-ethyoxyphenol
Phenol, 4-ethoxy-2,3-difluoro-
4-Ethoxy-2,3-difluorophenol, J
4-Ethoxy-2,3-difluorophenol,97%
4-Ethoxy-2,3-difluorophenol, JRD, 97%
1-HYDROXY-4-ETHOXY-2,3-DIFLUOROBENZENE
4-Ethoxy-2,3-difluorophenol 2,3-Difluoro-4-ethoxyphenol
1-HYDROXY-4-ETHOXY-2,3-DIFLUOROBENZENE ISO 9001:2015 REACH
[Molecular Formula]

C8H8F2O2
[MDL Number]

MFCD07368025
[MOL File]

126163-56-2.mol
[Molecular Weight]

174.14
Chemical PropertiesBack Directory
[Melting point ]

73℃
[Boiling point ]

235℃
[density ]

1.273
[Fp ]

116℃
[storage temp. ]

Inert atmosphere,Room Temperature
[pka]

8.26±0.23(Predicted)
[InChI]

InChI=1S/C8H8F2O2/c1-2-12-6-4-3-5(11)7(9)8(6)10/h3-4,11H,2H2,1H3
[InChIKey]

PKIYFPSPIFCDDB-UHFFFAOYSA-N
[SMILES]

C1(O)=CC=C(OCC)C(F)=C1F
Safety DataBack Directory
[Symbol(GHS) ]


GHS06
[Signal word ]

Warning
[Hazard statements ]

H301-H315-H319-H335
[Precautionary statements ]

P261-P280a-P301+P310a-P305+P351+P338-P405-P501a
[Risk Statements ]

22-36/37/38
[Safety Statements ]

26-36/37
[HS Code ]

29095000
Hazard InformationBack Directory
[Chemical Properties]

white solid
[Synthesis]

In a 1 L four-reaction vessel, 326.7 g of tetrahydrofuran and 132.9 g of glacial acetic acid were added, stirred for 30 min,Adding 110.0g 2.3-difluoro-4-ethoxybenzeneboronic acid crude, stirring for half an hour, the control temperature between 15 ~ 25 ° C,Dropping 111. 1 g of hydrogen peroxide, stirring was added dropwise insulation lh, sample testing, raw material residue 0.15%To the vessel was added water 200.0g and 15. lg sodium sulfite treatment, stratification, the upper organic phase rejection rate was 2.3-difluoro-4-ethoxy phenol crude 85.0g, distilled product 64.8g, GC purity: 99 ? 96 %, Two-step yield 69 ? 8%
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