C07C309/86

Methods and devices to generate [F-18]triflyl fluoride and other [F-18] sulfonyl fluorides
11707538 · 2023-07-25 · ·

Described herein are methods and devices that allow the generation of [F-18]triflyl fluoride and other [F-18] sulfonyl fluorides (such as [F-18]tosyl fluoride) in a manner that is suitable for radiosynthesis of F-18 labeled radiopharmaceuticals using currently available synthesis modules.

Methods and devices to generate [F-18]triflyl fluoride and other [F-18] sulfonyl fluorides
11707538 · 2023-07-25 · ·

Described herein are methods and devices that allow the generation of [F-18]triflyl fluoride and other [F-18] sulfonyl fluorides (such as [F-18]tosyl fluoride) in a manner that is suitable for radiosynthesis of F-18 labeled radiopharmaceuticals using currently available synthesis modules.

PROCESS OF PREPARING 1,1'-DISULFANDIYLBIS(4-FLUORO-2-METHYL-5-NITROBENZOL)
20220348538 · 2022-11-03 ·

The present invention relates to a process for preparing 1,1′-disulfanediylbis(4-fluoro-2-methyl-5-nitrobenzene)

##STR00001## which serves as an intermediate for the preparation of insecticidally, acaricidally and nematicidally active phenyl sulfoxides.

PROCESS OF PREPARING 1,1'-DISULFANDIYLBIS(4-FLUORO-2-METHYL-5-NITROBENZOL)
20220348538 · 2022-11-03 ·

The present invention relates to a process for preparing 1,1′-disulfanediylbis(4-fluoro-2-methyl-5-nitrobenzene)

##STR00001## which serves as an intermediate for the preparation of insecticidally, acaricidally and nematicidally active phenyl sulfoxides.

Synthesizing pet tracers using [F-18]sulfonyl fluoride as a source of [F-18]fluoride
11242314 · 2022-02-08 · ·

The present disclosure relates to the methods for the preparation of reactive [F-18]fluoride in a form of [F-18]sulfonyl fluoride suitable for efficient radiolabeling without an azeotropic evaporation step by the use of anion exchange resin and sulfonyl chloride, and its applications in the manufacturing of PET radiopharmaceuticals.

Synthesizing pet tracers using [F-18]sulfonyl fluoride as a source of [F-18]fluoride
11242314 · 2022-02-08 · ·

The present disclosure relates to the methods for the preparation of reactive [F-18]fluoride in a form of [F-18]sulfonyl fluoride suitable for efficient radiolabeling without an azeotropic evaporation step by the use of anion exchange resin and sulfonyl chloride, and its applications in the manufacturing of PET radiopharmaceuticals.

Dual Surfactant Digester Additive Composition and a Method for Enhancing the Pulping of Wood Chips Using the Same
20210372048 · 2021-12-02 ·

In general, the present invention is directed to a method of cooking wood in a cooking liquor medium. The method comprises a step of providing wood to a treatment vessel and contacting the wood with a digester additive composition. The composition comprises a first surfactant comprising an anionic surfactant, a derivative thereof, a salt thereof, or any combination thereof and a second surfactant comprising a polyoxyalkylene glycol or a derivative thereof. Additionally, according to another embodiment, the present invention is directed to a digester additive composition comprising a first surfactant comprising an anionic surfactant, a derivative thereof, a salt thereof, or any combination thereof and a second surfactant comprising a polyoxyalkylene glycol or a derivative thereof.

Dual Surfactant Digester Additive Composition and a Method for Enhancing the Pulping of Wood Chips Using the Same
20210372048 · 2021-12-02 ·

In general, the present invention is directed to a method of cooking wood in a cooking liquor medium. The method comprises a step of providing wood to a treatment vessel and contacting the wood with a digester additive composition. The composition comprises a first surfactant comprising an anionic surfactant, a derivative thereof, a salt thereof, or any combination thereof and a second surfactant comprising a polyoxyalkylene glycol or a derivative thereof. Additionally, according to another embodiment, the present invention is directed to a digester additive composition comprising a first surfactant comprising an anionic surfactant, a derivative thereof, a salt thereof, or any combination thereof and a second surfactant comprising a polyoxyalkylene glycol or a derivative thereof.

Aromatic 2-nitrosulfonyl fluoride antibiotics and methods of use thereof

Aspects of the present disclosure include antibacterial aromatic sulfonyl fluoride agents. The subject aromatic sulfonyl fluoride agents have a pharmacophore that can provide for potent antibacterial activity. The subject agents are compounds including an aromatic group substituted with a sulfonyl fluoride warhead group and an electron withdrawing group. The subject agents find use in a variety of antibiotic applications. In some cases, the subject agents find use in methods of treating bacterial infections in a subject. Also provided are pharmaceutical compositions and kits that find use in practicing the subject methods.

Dual surfactant digester additive composition and a method for enhancing the pulping of wood chips using the same
11091875 · 2021-08-17 · ·

In general, the present invention is directed to a method of cooking wood in a cooking liquor medium. The method comprises a step of providing wood to a treatment vessel and contacting the wood with a digester additive composition. The composition comprises a first surfactant comprising an anionic surfactant, a derivative thereof, a salt thereof, or any combination thereof and a second surfactant comprising a polyoxyalkylene glycol or a derivative thereof. Additionally, according to another embodiment, the present invention is directed to a digester additive composition comprising a first surfactant comprising an anionic surfactant, a derivative thereof, a salt thereof, or any combination thereof and a second surfactant comprising a polyoxyalkylene glycol or a derivative thereof.