A method of manufacturing a compound represented by formula (2) is provided, the method including thermally decomposing a compound represented by formula (1) under a reduced pressure:
wherein Rf
1
and Rf
2
each independently represents a fluorine atom or a perfluorinated monovalent substituent, Rf
3
and Rf
4
each independently represents a fluorine atom, a perfluorinated monovalent substituent or a perfluorinated divalent substituent, Rf
3
and Rf
4
may combine with each other to form a ring, each of Rf
3
and Rf
4
may combine with Rf
5
to form a ring, and Rf
5
represents a perfluorinated (n+1)-valent to (2n+2)-valent linkage group, provided that n represents an integer of 1 to 5.
提供了一种制造由公式(2)表示的化合物的方法,该方法包括在减压下热分解由公式(1)表示的化合物:其中,Rf1和Rf2分别独立表示
氟原子或
全氟单价取代基,Rf3和Rf4分别独立表示
氟原子、
全氟单价取代基或
全氟二价取代基,Rf3和Rf4可以结合形成环,Rf3和Rf4中的每一个可以与Rf5结合形成环,Rf5表示
全氟(n+1)-价至(2n+2)-价连接基,其中n表示1至5的整数。