| 摘要 |
PCT No. PCT/GB94/00277 Sec. 371 Date Aug. 18, 1995 Sec. 102(e) Date Aug. 18, 1995 PCT Filed Feb. 11, 1994 PCT Pub. No. WO94/19317 PCT Pub. Date Sep. 1, 1994A method for the preparation of a 2-hydroxybenzonitrile which comprises reacting hydroxylamine with a 2-hydroxyarylaldehyde which is at least partially in the form of a salt and/or complex of a metal of Group II, Group III, Group IVA or Group VIA of the Periodic Table and dehydrating the 2-hydroxyarylaldoxime so formed. |
