申请人:Asahi Glass Company, Limited
公开号:US20160152545A1
公开(公告)日:2016-06-02
To provide a process for producing a desired perfluorinated product at a high yield in a fluorination reaction of a partially fluorinated ester.
A perfluorinated compound (4) is obtained by fluorinating in a liquid phase a compound (3) (wherein the fluorine content is at least 30 mass %) obtained by reacting a compound (1) and a compound (2), wherein the compound (1) is HOCH
2
—R
A
—CH
2
OH, the compound (2) is X
1
C(═O)—C(R
B
)(R
C
)(R
D
), R
A
is a bivalent saturated hydrocarbon group or the like which has no hetero atom such as an etheric oxygen atom, X
1
is a halogen atom, and —C(R
B
)(R
C
)(R
D
) is a branched group.
提供一种在部分氟化酯的氟化反应中以高收率生产所需全氟化产物的方法。通过在液相中氟化化合物(3)(其中氟含量至少为30质量%),得到全氟化合物(4),所述化合物(3)由化合物(1)和化合物(2)反应得到,其中化合物(1)为HOCH2-RA-CH2OH,化合物(2)为X1C(═O)-C(RB)(RC)(RD),RA是没有杂原子如乙醚氧原子等的双价饱和碳氢基团或类似物,X1是卤素原子,而—C(RB)(RC)(RD)是支链基团。