Triethyl phosphite → Diethyl 4-fluorophenylthiomethylphosphonate

Reaktionsgleichung

[F:1][C:2]1[CH:7]=[CH:6][C:5]([S:8][CH2:9]Cl)=[CH:4][CH:3]=1.[CH2:11]([O:13][P:14]([O:18]CC)[O:15][CH2:16][CH3:17])[CH3:12]>>[F:1][C:2]1[CH:7]=[CH:6][C:5]([S:8][CH2:9][P:14](=[O:18])([O:15][CH2:16][CH3:17])[O:13][CH2:11][CH3:12])=[CH:4][CH:3]=1

Komponenten

Edukt 2

HCID 31215Triethyl phosphite

HCID 201613421-[(Chloromethyl)thio]-4-fluorobenzene

Produkt 1

HCID 23349659Diethyl 4-fluorophenylthiomethylphosphonateAusbeute 95,7 %

Versuchsvorschrift

This compound was prepared in the manner of Example 3.B., using 59.3 grams (0.34 mole) of 4-fluorophenylthiomethyl chloride and 71.3 grams (0.43 mole) of triethylphosphite. The residue was distilled under reduced pressure to give 89.4 grams (95.7%) of diethyl 4-fluorophenylthiomethylphosphonate; b.p. 147° C./0.6 mm.

Aufarbeitung

customThis compound was prepared in the manner of Example 3.B
distillationThe residue was distilled under reduced pressure

Quellen und Nachweise

ORD-Eintrag: ord-15ecc395413f4f4db5fc1cff77f3e195
Quelldatensatz: uspto-grants-1980_04
DOI: 10.6084/m9.figshare.5104873.v1
Patentnummer: US04200644

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