Nissan Chemical Industries Limited

Nissan Chemical Corporation

Yoshihiko Nakaya

Hiroshi Kita

Yoshitake Tamada

Tetsuhiko Yano

Manabu Saeki

Yuuki Miyakado

Takamasa Furuhashi

Yoshiyuki Kusuoka

Kazushige Maeda

Daisuke Tanima

Masamitsu Inaba

Nao Kitayado

Takazumi Komuro

Youko Iyobe

There is provided the crystal of a heterocyclic amide compound and a method for producing the same wherein the heterocyclic amide compound defined as a compound having useful activity as herbicide contains a novel crystal, as shown in formula (1):

Crystal of heterocyclic amide compound and method for producing same

The present invention provides a heterocyclic amide compound of Formula (1), and an agricultural chemical containing it, particularly a herbicide: in which Q is an aromatic heterocycle of any one of Q-1 to Q-5, W is an aromatic heterocycle of W-1, W-2, or W-3, X is an oxygen atom, etc., Ris a hydrogen atom, a halogen atom, or Calkyl, etc., Ris a hydrogen atom, Ris Calkyl, Ris a halogen atom, or Calkyl, etc., Ris Chaloalkyl, Ris a hydrogen atom, etc., R, R, Rand Rare each independently a hydrogen atom, or Calkyl, etc., R, Rand Rare each independently a hydrogen atom, or Calkyl, etc., and n is an integer of 0, 1, 2 or 3.

Heterocyclic amide compound

Crystal forms of sulfonylurea compound and method for producing the same. It has been found that a sulfonylurea compound of Formula (1): has two types of crystal polymorphisms and four types of pseudo crystal polymorphisms. A production method of each crystal form of the sulfonylurea compound of Formula (1) through recrystallization or solvate has been also found. In addition, a suspension of a composition containing the crystal that is improved in storage stability is provided.

Crystal forms of sulfonylurea compound and method for producing the same

A pyrazole compound of the formula: where: Ris Calkyl, Chaloalkyl, Calkoxy Calkyl, phenyl or pyridyl; Ris a hydrogen atom, Calkyl, Chaloalkyl, Calkoxy or a halogen atom; R, R, Rand Rindependently of one another are a hydrogen atom, Calkyl or Chaloalkyl, with a proviso that at least one of R, R, Rand Ris Calkyl or Chaloalkyl; and L is a hydrogen atom, chlorine atom, SH, benzylthio, chlorosulfonyl, aminosulfonyl, SON&#x2550;C&#x2550;O, SONHCOCHor SONHCONHn-CH. A salt of the compound that is acceptable as an agrochemical. An agrochemical containing the compound or the salt thereof as an active component. A herbicide containing the compound or the salt thereof as an active component.

Pyrazole sulfonylurea compound and herbicide

There is provided a novel herbicide. A pyrazole sulfonylurea compound of formula (1): wherein Ris Calkyl, etc., Ris hydrogen atom, Calkyl, Chaloalkyl, etc., R, R, Rand Rindependently of one another are hydrogen atom, Calkyl, etc., with a proviso that at least one of R, R, Rand Ris Calkyl or Chaloalkyl, X and Y independently of each other are Calkyl, etc., Z is nitrogen atom or methyne, and a salt thereof that is acceptable as an agrochemical; an agrochemical containing at least one of the compound and the salt thereof that is acceptable as an agrochemical as an active component, and a herbicide containing at least one of the compound and the salt thereof that is acceptable as an agrochemical as an active component.

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Funabashi, Japan

Yoshihiko Nakaya