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US 11,801,504 B2Granted
Hydrophilic phosphorus ligand and method for separation and recovery of catalyst
AssigneeIndustrial Technology Research Institute
InventorsMao-Lin Hsueh, Yi-Zhen Chen, Kuo-Chen Shih
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Abstract
Provided is a hydrophilic phosphorus ligand with the structure of formula 1. X is Y is m is an integer from 1 to 20, A independently is *—O(CH2)n—, n is an integer from 1 to 5, *— is a bond close to triphenylphosphine, and — is a bond away from triphenylphosphine.
Claims18
A hydrophilic phosphorus ligand having a structure of formula 1,
- wherein X is
- Y is
- m is an integer of 1 to 20, A is independently *—O(CH2)n—, n is an integer of 1 to 5, *— is a bond close to triphenylphosphine, and — is a bond away from triphenylphosphine.
Dependencies are inferred from the claim text.