A stable and easily producible compound of the formula (I):
wherein R
1
represents a hydrocarbon group; and R
2
and R
3
represent each independently a hydrogen atom or a hydrocarbon group: provided that in at least one of R
1
, R
2
and R
3
, at least one hydrogen atoms are substituted by a fluorine atom, and each of R
1
, R
2
and R
3
is attached via its carbon atom to a carbon atom to which a nitrileoxide group is attached.
化合物的
化学式为(I),其中R1代表一个碳氢基团; R2和R3分别表示氢原子或碳氢基团,但至少在R1、R2和R3中的一个中,至少有一个氢原子被
氟原子取代,而且R1、R2和R3中的每一个都通过其碳原子连接到一个腈氧化物基团的碳原子上。该化合物稳定且易于制备。