Calcium → HCID 66781881, compound

HRID 1028849Notes

Reaction equation

HRID 1028849 reaction equation
[NH2:1][C@@H:2]([C:22](=[O:24])[NH2:23])[CH2:3][CH2:4][C:5]([NH:7][C@@H:8]([C:19]([OH:21])=[O:20])[CH2:9][C:10]1[C:18]2[C:13](=[CH:14][CH:15]=[CH:16][CH:17]=2)[NH:12][CH:11]=1)=[O:6].[Ca:25]>>[Ca:25].[NH2:1][C@@H:2]([C:22](=[O:24])[NH2:23])[CH2:3][CH2:4][C:5]([NH:7][C@@H:8]([C:19]([OH:21])=[O:20])[CH2:9][C:10]1[C:18]2[C:13](=[CH:14][CH:15]=[CH:16][CH:17]=2)[NH:12][CH:11]=1)=[O:6]

Participants

3

Reactant 2

HCID 5460341Calcium2×HCID 66756032HCID 66756032, compound3×

Product 1

HCID 66781881HCID 66781881, compound

Procedure

The present invention also relates to a crystalline form of the magnesium salt of D-isoglutamyl-D-tryptophan and a semi-crystalline of the calcium salt of D-isoglutamyl-D-tryptophan wherein the calcium or magnesium cation displaces one hydrogen atom on the carboxylic portion of the compound of D-isoglutamyl-D-tryptophan. The D-isoglutamyl-D-tryptophan calcium or magnesium salt is formed in the ratio 2:1 as illustrated in formula II.

Sources & evidence

ORD record
ord-8176ec1407d344d5904dfd12ca40795b
Source dataset
uspto-grants-2014_05
Patent number
US08735602B2

Reaction notes

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