Crystalline form B of 1,5-dimethyl-6-thioxo-3-(2,2,7-trifluoro-3-oxo-4-(prop-2-ynyl)-3,4-dihydro-2H-benzo[B][1,4]oxazin-6-yl)-1,3,5-triazinane-2,4-dione

US9328101B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Robert Reinhard · Schifferstadt, DE
• Tiziana Chiodo · Mannheim, DE
• Bernd Wolf · Niederkirchen, DE
• Stefan Scherer · Osthofen, DE
• Matthias Bratz · Schifferstadt, DE
• Matthias Witschel · Bad Dürkheim, DE
• Trevor William Newton · Neustadt, DE
• Thomas Seitz · Viernheim, DE

Key dates

• Filing date: May 15, 2013
• Grant date: May 3, 2016
• Expiry date: May 15, 2033

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A01N43/84
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to a novel crystalline form B of 1,5-dimethyl-6-thioxo-3-(2,2,7-trifluoro-3-oxo-4-(prop-2-ynyl)-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)-1,3,5-triazinane-2,4-dione The invention also relates to a process for the production of this crystalline form and formulations for plant protection which contains the novel crystalline form of 1,5-dimethyl-6-thioxo-3-(2,2,7-trifluoro-3-oxo-4-(prop-2-ynyl)-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)-1,3,5-triazinane-2,4-dione.