Phenylsulfonyl ureas, process for their preparation and their use as herbicides and plant growth regulators

Compounds of the formula (I) or salts thereof in which R is a hydrogen atom, a hydrocarbon radical or a heterocyclyl radical, where each of the two last-mentioned radicals is unsubstituted or substituted and, including substituents, has from 1 to 30 carbon atoms, preferably from 1 to 20 carbon atoms, R is a group of the formula R -Q - in which R is a hydrogen atom, a hydrocarbon radical or a heterocyclyl radical, where each of the two last-mentioned radicals is unsubstituted or substituted and, including substituents, has from 1 to 30 carbon atoms, preferably from 1 to 20 carbon atoms, and Q is a direct bond or a divalent group of the formula -O- or -N(R)-, where R is a hydrogen atom, an acyl radical or a hydrocarbon radical and where the last-mentioned radical is unsubstituted or substituted and, including substituents, has from 1 to 30 carbon atoms, preferably from 1 to 20 carbon atoms, R is a hydrogen atom, a hydrocarbon radical or a heterocyclyl radical, where each of the two last-mentioned radicals is unsubstituted or substituted and, including substituents, has from 1 to 30 carbon atoms, preferably from 1 to 20 carbon atoms, R independently of one another, are halogen, OH, SH, a nitrogen-containing radical which does not contain any carbon or a carbon-containing radical, I is 0, 1, 2 or 3, preferably 0 or 1, R is a hydrogen atom or a C1-C10-hydrocarbon radical which is unsubstituted or substituted, such as (C1-C4)alkyl, preferably H or CH3), Q is O, S or NR*, R* is a hydrogen atom or a C1-C10-hydrocarbon radical which is unsubstituted or substituted such as (C1-C4)alkyl, (C3-C4)alkenyl or (C3-C4)alkynyl, where each of the three last-mentioned radicals is unsubstituted or substituted by one or more radicals selected from the group consisting of halogen, (C1-C4)alkoxy and (C1-C4)alkylthio, W is an oxygen or sulfur atom, X, Y independently of one another are a hydrogen atom, halogen, (C1-C4)alkyl, (C1-C4)alkoxy, (C1-C4)alkylthio, where each of the 3 last-mentioned radicals is unsubstituted or substituted by one or more radicals selected from the group consisting of halogen, (C1-C4)alkoxy and (C