Lactic Acid → 1,4-Bis[2-(2-hydroxypropylamino)ethylamino]-5,8-dihydroxyanthraquinone dilactate salt

HRID 1388211Notes

Reaction equation

HRID 1388211 reaction equation
[OH:1][CH:2]([CH3:34])[CH2:3][NH:4][CH2:5][CH2:6][NH:7][C:8]1[C:21]2[C:20](=[O:22])[C:19]3[C:14](=[C:15]([OH:24])[CH:16]=[CH:17][C:18]=3[OH:23])[C:13](=[O:25])[C:12]=2[C:11]([NH:26][CH2:27][CH2:28][NH:29][CH2:30][CH:31]([OH:33])[CH3:32])=[CH:10][CH:9]=1.[C:35]([OH:40])(=[O:39])[CH:36]([CH3:38])[OH:37].C(O)C>CC(C)=O>[C:35]([OH:40])(=[O:39])[CH:36]([CH3:38])[OH:37].[C:35]([OH:40])(=[O:39])[CH:36]([CH3:38])[OH:37].[OH:1][CH:2]([CH3:34])[CH2:3][NH:4][CH2:5][CH2:6][NH:7][C:8]1[C:21]2[C:20](=[O:22])[C:19]3[C:14](=[C:15]([OH:24])[CH:16]=[CH:17][C:18]=3[OH:23])[C:13](=[O:25])[C:12]=2[C:11]([NH:26][CH2:27][CH2:28][NH:29][CH2:30][CH:31]([OH:33])[CH3:32])=[CH:10][CH:9]=1

Participants

5

Reactant 3

HCID 612Lactic AcidHCID 702EthanolHCID 4330601,4-Dihydroxy-5,8-bis[2-(2-hydroxypropylamino)ethylamino]anthracene-9,10-dione

Product 1

HCID 1317117381,4-Bis[2-(2-hydroxypropylamino)ethylamino]-5,8-dihydroxyanthraquinone dilactate salt

Reagents, catalysts & solvents 1

HCID 180AcetoneSolvent

Procedure

A mixture of 228 mg. of 1,4-bis[2-(2-hydroxypropylamino)ethylamino]-5,8-dihydroxyanthraquinone, 120 mg. of 80% DL-lactic acid, and 10 ml. of ethanol is heated on a steam bath for 10 minutes, cooled, treated with 50 ml. of acetone and cooled to obtain the title compound.

Workup

  1. additionA mixture of 228 mg
  2. temperaturecooled
  3. additiontreated with 50 ml

Sources & evidence

ORD record
ord-1773a50f7bfb4c1b81513c0cd817b024
Source dataset
uspto-grants-1984_02
Patent number
US04430501

Reaction notes

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