Bisphosphine dioxides
Patent
·
OSTI ID:7267535
A process is described for the production of organic bisphosphine dioxides from organic bisphosphonates. The organic bisphosphonate is reacted with a Grignard reagent to give relatively high yields of the organic bisphosphine dioxide.
- DOE Contract Number:
- AC22-84PC70022
- Assignee:
- Union Carbide Chemicals and Plastics Co. Inc., Danbury, CT (United States)
- Patent Number(s):
- US 4902833; A
- Application Number:
- PPN: US 7-157716
- OSTI ID:
- 7267535
- Resource Relation:
- Patent File Date: 19 Feb 1988
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
37 INORGANIC
ORGANIC
PHYSICAL AND ANALYTICAL CHEMISTRY
GRIGNARD REAGENTS
CHEMICAL REACTIONS
PHOSPHINE OXIDES
CHEMICAL PREPARATION
PHOSPHONATES
CHEMICAL REACTION YIELD
ALKALINE EARTH METAL COMPOUNDS
MAGNESIUM COMPOUNDS
ORGANIC COMPOUNDS
ORGANIC PHOSPHORUS COMPOUNDS
ORGANOMETALLIC COMPOUNDS
OXYGEN COMPOUNDS
PHOSPHINES
PHOSPHORUS COMPOUNDS
SYNTHESIS
YIELDS
400201* - Chemical & Physicochemical Properties
ORGANIC
PHYSICAL AND ANALYTICAL CHEMISTRY
GRIGNARD REAGENTS
CHEMICAL REACTIONS
PHOSPHINE OXIDES
CHEMICAL PREPARATION
PHOSPHONATES
CHEMICAL REACTION YIELD
ALKALINE EARTH METAL COMPOUNDS
MAGNESIUM COMPOUNDS
ORGANIC COMPOUNDS
ORGANIC PHOSPHORUS COMPOUNDS
ORGANOMETALLIC COMPOUNDS
OXYGEN COMPOUNDS
PHOSPHINES
PHOSPHORUS COMPOUNDS
SYNTHESIS
YIELDS
400201* - Chemical & Physicochemical Properties