2- and 3-chloropyrroles and process for preparing the same
AssigneeNihon Bayer Agrochem K.K.
InventorsShinzo Kagabu, Itsumi Kawai, Katsuaki Wada
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Abstract
Novel 2- or 3-chloropyrroles represented by the general formula: ##STR1## wherein R.sup.1 represents hydrogen atom, chlorine atom, alkyl group, or aryl group which may optionally be substituted, with the proviso that any one of the two groups represented by R.sup.1 is chlorine atom, R.sup.2 represents alkyl group or aryl group which may optionally be substituted, and R.sup.3 represents tertiary alkyl group which may be substituted by phenyl, or phenyl which may optionally be substituted, and processes for preparing the same.
Claims2
A 2- or 3-chloropyrrole of the formula ##STR11## in which R.sup.1 is chlorine and the other one
- R.sup.1 is hydrogen, C.sub.1-6 -alkyl, or phenyl or naphthyl optionally substituted by at least one member selected from the group consisting of C.sub.1-6 -alkyl, C.sub.1-6 -alkoxy, C.sub.1-6 -alkylthio and halogen,
- R.sup.2 is phenyl or naphthyl optionally substituted by at least one member selected from the group consisting of C.sub.1-6 -alkyl, C.sub.1-6 -alkoxy, C.sub.1-6 -alkylthio and halogen, and
- R.sup.3 is tertiary alkyl of up to 6 carbon atoms optionally substituted by phenyl or is phenyl.
Dependencies are inferred from the claim text.