Sumitomo Chemical Company, Limited

Shionogi Company Limited

Sumitomo Chem.co., Ltd.

Katuhisa Masumoto

Akihiko Nakamura

Yoshimi Yamada

Toshio Nagatomi

Yujiro Kiyoshima

Mikio Sasaki

Hiroyuki Kai

Moriyasu Masui

Akira Takase

Asako Tanahashi

There is disclosed a process of producing a 2-iminothiazoline derivative of the general formula �II!, characterized in that a thiourea derivative of the general formula �I! is treated with an acid. Also disclosed are a process of producing an N-substituted N-arylcyanamide derivative of the general formula �VI!, characterized in that an N-arylcyanamide derivative of the general formula �IV! is reacted with an allyl halide derivative of the general formula �V! in an aprotic polar solvent in the presence of an iodide and an alkali metal carbonate; and a process of producing an N-substituted N-arylthiourea derivative of the general formula �VII!, characterized in that an N-substituted N-arylcyanamide derivative of the general formula �VI! obtained as described above is further reacted with a chemical species which generates sulfide ion or hydrogensulfide ion.

Process of producing 2-iminothiazoline derivatives and process of

There is disclosed a process of producing a 2-iminothiazoline derivative of the general formula [II], characterized in that a thiourea derivative of the general formula [I] is treated with an acid. Also disclosed are a process of producing an N-substituted N-arylcyanamide derivative of the general formula [VI], characterized in that an N-arylcyanamide derivative of the general formula [IV] is reacted with an allyl halide derivative of the general formula [V] in an aprotic polar solvent in the presence of an iodide and an alkali metal carbonate; and a process of producing an N-substituted N-arylthiourea derivative of the general formula [VII], characterized in that an N-substituted N-arylcyanamide derivative of the general formula [VI] obtained as described above is further reacted with a chemical species which generates sulfide ion or hydrogensulfide ion.

Process for producing .alpha.-hydroxyiminophenylacetonitriles

Process for producing carboxylic acid derivatives

There is disclosed a process of producing an N-alkylacetamide of the general formula (III): ##STR1## wherein X.sup.1, X.sup.2 and X.sup.3 are the same or different and are independently hydrogen, lower alkyl, lower alkoxy, lower alkenyl, halogen or trifluoromethyl; R.sup.1 and R.sup.2 are the same or different and are independently lower alkyl; and  represents a chemical bond of E- or Z-configuration, or a mixture of these configurations, which includes the steps of:

Process of producing N-alkylacetamides

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Ibaraki, Japan

Katuhisa Masumoto