Claims
- 1. A process for the preparation of 2-chloro-5-chloromethyl-1,3-thiazole, which comprises reacting 3-chloro-1-isothiocyanato-1-propene consisting essentially of the trans isomer with a chlorinating agent.
- 2. The process of claim 1, wherein the chlorinating agent is sulfuryl chloride.
Priority Claims (7)
Number |
Date |
Country |
Kind |
8-33649 |
Feb 1996 |
JP |
|
8-128694 |
May 1996 |
JP |
|
8-128695 |
May 1996 |
JP |
|
8-129781 |
May 1996 |
JP |
|
8-205885 |
Aug 1996 |
JP |
|
8-207045 |
Aug 1996 |
JP |
|
8-207046 |
Aug 1996 |
JP |
|
Parent Case Info
This application is a divisional of Ser. No. 09/225,292 filed Jan. 5, 1999, U.S. Pat. No. 6,103,921 which is a divisional of Ser. No. 08/804,401 filed Feb. 21, 1997, U.S. Pat. No. 5,894,073.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
5705652 |
Jackson et al. |
Jan 1998 |
|
Foreign Referenced Citations (7)
Number |
Date |
Country |
0 260 560 A1 |
Sep 1987 |
EP |
0 446 913 |
Mar 1991 |
EP |
0 763 531 |
Mar 1997 |
EP |
63-83079 |
Apr 1988 |
JP |
4-234864 |
Aug 1992 |
JP |
6-776 |
Jan 1994 |
JP |
9845279 |
Oct 1998 |
WO |
Non-Patent Literature Citations (2)
Entry |
Journal f. prakt. Chemie, vol. 322, No. 4, pp. 629-637, 1980, K. Schulze et al, Zur Darstellung Und Charakterisierung von vinylsenfön.* |
Weygand, Preparative Organic Chemistry p 213, 1972. |