Diethylenetriaminepentaacetic acid → Pentasodium Pentetate

HRID 992579

Reaction equation

HRID 992579 reaction equation
[OH-].[Na+:2].[CH2:3]([N:14]([CH2:26][C:27]([OH:29])=[O:28])[CH2:15][CH2:16][N:17]([CH2:22][C:23]([OH:25])=[O:24])[CH2:18][C:19]([OH:21])=[O:20])[CH2:4][N:5]([CH2:10][C:11]([OH:13])=[O:12])[CH2:6][C:7]([OH:9])=[O:8].N(CC(O)=O)(CC(O)=O)CC(O)=O>O>[CH2:15]([N:14]([CH2:26][C:27]([O-:29])=[O:28])[CH2:3][CH2:4][N:5]([CH2:6][C:7]([O-:9])=[O:8])[CH2:10][C:11]([O-:13])=[O:12])[CH2:16][N:17]([CH2:22][C:23]([O-:25])=[O:24])[CH2:18][C:19]([O-:21])=[O:20].[Na+:2].[Na+:2].[Na+:2].[Na+:2].[Na+:2]

Participants

5

Reactant 3

HCID 3053Diethylenetriaminepentaacetic acidHCID 8758Nitrilotriacetic AcidHCID 14798Sodium Hydroxide

Product 1

HCID 8779Pentasodium PentetateYield 40%

Reagents, catalysts & solvents 1

HCID 962WaterSolvent

Procedure

A 40% aqueous pentasodium diethylenetriaminepentaacetate solution was prepared by mixing together sodium hydroxide, deionized water and the diethylenetriaminepentaacetic acid (as obtained in Example 1) having the reduced total content of the nitrilotriacetic acid (salt).

Sources & evidence

ORD record
ord-9fad6a32494e46688d6736e945088f62
Source dataset
uspto-grants-2002_10
Patent number
US06469080B2

Linked notes

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