Abstract:
The present invention provides a process for producing (Z)-1-phenyl-1-(N,N-diethylaminocarbonyl)-2-phthalimidomethylcyclopropane, which includes reacting (Z)-1-phenyl-1-(N,N-diethylaminocarbonyl)-2-hydroxymethylcyclopropane with an orthoester and a brønsted acid, and reacting the reaction product with a phthalimidating agent; and a process for producing (Z)-1-phenyl-1-(N,N-diethylaminocarbonyl)-2-aminomethylcyclopropane hydrochloride through the above process.
Abstract:
The present invention provides a process for producing (Z)-1-phenyl-1-(N,N-diethylaminocarbonyl)-2-phthalimidomethylcyclopropane, which includes reacting (Z)-1-phenyl-1-(N,N-diethylaminocarbonyl)-2-hydroxymethylcyclopropane with an orthoester and a brønsted acid, and reacting the reaction product with a phthalimidating agent; and a process for producing (Z)-1-phenyl-1-(N,N-diethylaminocarbonyl)-2-aminomethylcyclopropane hydrochloride through the above process.
Abstract:
The present invention provides a process for producing 2-oxo-1-phenyl-3-oxabicyclo[3.1.0]hexane which comprises reacting phenylacetonitrile with epichlorohydrin in the presence of sodium hydride. According to the present invention, 2-oxo-1-phenyl-3-oxabicyclo[3.1.0]hexane can be produced safely, easily and industrially advantageously.
Abstract:
This invention relates to a process for producing a substantially pure disulfide compound of Formula II as disclosed herein, such as disodium 2,2′-dithiobis ethane sulfonate, by an efficient procedure from available, relatively inexpensive raw materials.
Abstract:
The present invention provides a process for producing (Z)-1-phenyl-1-diethylaminocarbonyl-2-aminomethylcyclopropane or hydrochloride thereof, which comprises a step of reacting (Z)-1-phenyl-1-diethylaminocarbonyl-2-phthalimidomethylcyclopropane by contacting said compound with an aqueous methylamine solution having a concentration of from 1 to 25% by weight to obtain (Z)-1-phenyl-1-diethylaminocarbonyl-2-aminomethylcyclopropane.
Abstract:
This invention relates to a process for producing a substantially pure disulfide compound of Formula II as disclosed herein, such as disodium 2,2′-dithiobis ethane sulfonate, by an efficient procedure from available, relatively inexpensive raw materials.
Abstract:
The present invention provides a process for producing (Z)-1-phenyl-1-diethylaminocarbonyl-2-aminomethylcyclopropane or hydrochloride thereof, which comprises a step of reacting (Z)-1-phenyl-1-diethylaminocarbonyl-2-phthalimidomethylcyclopropane by contacting said compound with an aqueous methylamine solution having a concentration of from 1 to 25% by weight to obtain (Z)-1-phenyl-1-diethylaminocarbonyl-2-aminomethylcyclopropane.
Abstract:
The present invention provides a process for producing (Z)-1-phenyl-1-diethylaminocarbonyl-2-hydroxymethylcyclopropane, which comprises reacting 2-oxo-1-phenyl-3-oxabicyclo[3.1.0]hexane with diethylamine in the presence of alkali metal alkoxide.
Abstract:
The present invention provides a process for producing (Z)-1-phenyl-1-diethylaminocarbonyl-2-hydroxymethylcyclopropane, which comprises reacting 2-oxo-1-phenyl-3-oxabicyclo[3.1.0]hexane with diethylamine in the presence of alkali metal alkoxide.