Carpropamid

Title: Carpropamid
CAS Registry Number: 104030-54-8
CAS Name: 2,2-Dichloro-N-[1-(4-chlorophenyl)ethyl]-1-ethyl-3-methylcyclopropanecarboxamide
Manufacturers' Codes: KTU 3616
Trademarks: Win (Bayer)
Molecular Formula: C15H18Cl3NO
Molecular Weight: 334.67
Percent Composition: C 53.83%, H 5.42%, Cl 31.78%, N 4.19%, O 4.78%
Literature References: Melanin inhibiting fungicide for control of rice blast. Prepn: Y. Kurahashi et al., EP 170842; eidem, US 4710518 (1985, 1987 both to Nihon Tokushu Noyaku Seizo). Synthesis of stereoisomers: U. Kraatz, M. Littmann, Pflanzenschutz-Nachr. 51, 201 (1998). Inhibition of melanin biosynthesis: G. Tsuji et. al., Pestic. Biochem. Physiol. 57, 211 (1997). Suppression of secondary infection in rice: Y. Kurahashi et. al., Pestic. Sci. 55, 31 (1999). Review of physical properties, mode of action, and field trials: T. Hattori et. al., Brighton Crop Prot. Conf. - Pests Dis. 1994, 517-524.
Properties: Technical grade is a mixture of (1RS, 3SR, 1¢RR) isomers, mp 152°. Sol in dichloromethane, slightly sol in toluene, very low sol in water. Vapor pressure at 20°: 2.70 ´ 10-7 Pa.
Melting point: mp 152°
Use: Fungicide.
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