Authorities in the Czech Republic have declared a state of emergency in the Olomouc region after what officials are calling the world’s largest benzene contamination of its kind, following a freight ...

Authorities in the Czech Republic’s Olomouc region declare a state of emergency a month after a train derailment caused what they called the world’s largest benzene contamination of its kind.

State Key Laboratory of Fine Chemicals, School of Chemical Engineering, Dalian University of Technology, Dalian 116024, China ...

Facile Synthesis of Enantiomerically Pure P-Chiral 1-Alkoxy-2,3-dihydrophospholes via Nucleophilic P-N Bond Cleavage of a 1-Phospha-2-azanorbornene.

SHOUGUANG, China, April 22, 2025 (GLOBE NEWSWIRE) -- Gulf Resources, Inc. (Nasdaq: GURE) ("Gulf Resources,” "we,” or the "Company”), a leading manufacturer of bromine, crude salt, and specialty ...

Department of Earth Sciences, University of Toronto, Toronto, Ontario M5S 3B1, Canada Department of Earth Sciences, University of Toronto, Toronto, Ontario M5S 3B1, Canada School of Environment, ...

Firefighters battle a large fire of a derailed freight train carrying benzene, a highly flammable and toxic liquid, Hustopeče nad Bečvou, Czech Republic, Friday, Feb. 28, 2025 ChatGPT’s new ...

生意社商品价格指数，不仅可用于反映商品价格变化，也可为更多的产业人士提供商品定价参考。其原理如下： 含量:99.5%，优等品 48000元/吨 11吨 即期现货 山东省 04-23 08:21 3天 含量:99.5%，优等品 45000元/吨 10吨 即期现货 山东省 04-23 08:21 3天 含量:99.5%，优等品 48000 ...

Marshall, Pyman and Robinson, J. Chem. Soc., 1315 (1934). Cf. Perkin, Rây and Robinson, J. Chem. Soc., 127, 740 (1925).

(AP Photo/Mark Schiefelbein) Updated [hour]:[minute] [AMPM] [timezone], [monthFull] [day], [year] WASHINGTON (AP) — Industry groups representing hundreds of chemical and petrochemical manufacturers ...