Title: Vinclozolin
CAS Registry Number: 50471-44-8
CAS Name: 3-(3,5-Dichlorophenyl)-5-ethenyl-5-methyl-2,4-oxazolidinedione
Additional Names: 3-(3,5-dichlorophenyl)-5-methyl-5-vinyloxazolidine-2,4-dione
Manufacturers' Codes: BAS-352F
Trademarks: Ronilan (BASF); Vorlan (Mallinckrodt)
Molecular Formula: C12H9Cl2NO3
Molecular Weight: 286.11
Percent Composition: C 50.38%, H 3.17%, Cl 24.78%, N 4.90%, O 16.78%
Literature References: Prepn: D. Mangold et al., DE 2207576 (1973 to BASF), C.A. 79, 137120q (1973). Activity: C. Hess, F. Locher, Proc. Brit. Insectic. Fungic. Conf. 2, 693 (1975). Comparative mechanism of action: A. C. Pappas, D. J. Fisher, Pestic. Sci. 10, 239 (1979).
Properties: Crystalline solid, mp 108°. Soly in water at 20°: 1 g/l. Soly in (g/kg): acetone 435; benzene 146; chloroform 319; ethyl acetate 253. Slowly hydrolyzed in alkaline soln. LD50 orally in rats: 10 g/kg (Hess, Locher).
Melting point: mp 108°
Toxicity data: LD50 orally in rats: 10 g/kg (Hess, Locher)
CAUTION: Causes eye and skin irritation; potential skin sensitizer (Mallinckrodt Technical Data Sheet).
Use: Agricultural fungicide.

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