Ammonia → diammonium D,L-aspartate

HRID 1075702Notes

Reaction equation

[C:1]([O-:8])(=[O:7])/[CH:2]=[CH:3]\[C:4]([O-:6])=[O:5].[NH4+:9].[NH4+].N>>[NH2:9][CH:2]([C:1]([O-:8])=[O:7])[CH2:3][C:4]([O-:6])=[O:5].[NH4+:9].[NH4+:9]

Participants

Reactant 2

HCID 222Ammonia

HCID 10997209Diammonium maleate

Product 1

HCID 10931805diammonium D,L-aspartate

Procedure

reacting the diammonium maleate with the excess ammonia at an elevated temperature in a range of about 40 degrees C. to about 200 degrees C., at an elevated pressure in a range of about 275 psig to about 1000 psig, and for a time period of about 30 minutes to about 5 hours, to produce diammonium D,L-aspartate;

Workup

customin a range of about 40 degrees C
customto about 200 degrees C

Sources & evidence

ORD record: ord-59c99404b1144b9f9420539358f22964
Source dataset: uspto-grants-1999_05
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US05907057

Reaction notes

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