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Dicyclohexylcarbodiimide → 1-(z,z,z-Octadeca-6,9,12-trienoyloxy)-3-(z-octadeca-9-enoyloxy)propane

HRID 2380730
Notes
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Reaction equation

HRID 2380730 reaction equation
C1(N=C=NC2CCCCC2)CCCCC1.[C:16]([O:35][CH2:36][CH2:37][CH2:38][OH:39])(=[O:34])[CH2:17][CH2:18][CH2:19][CH2:20]/[CH:21]=[CH:22]\[CH2:23]/[CH:24]=[CH:25]\[CH2:26]/[CH:27]=[CH:28]\[CH2:29][CH2:30][CH2:31][CH2:32][CH3:33].[C:40](O)(=[O:58])[CH2:41][CH2:42][CH2:43][CH2:44][CH2:45][CH2:46][CH2:47]/[CH:48]=[CH:49]\[CH2:50][CH2:51][CH2:52][CH2:53][CH2:54][CH2:55][CH2:56][CH3:57]>CN(C1C=CN=CC=1)C.C(Cl)Cl.CCCCCC>[C:16]([O:35][CH2:36][CH2:37][CH2:38][O:39][C:40](=[O:58])[CH2:41][CH2:42][CH2:43][CH2:44][CH2:45][CH2:46][CH2:47]/[CH:48]=[CH:49]\[CH2:50][CH2:51][CH2:52][CH2:53][CH2:54][CH2:55][CH2:56][CH3:57])(=[O:34])[CH2:17][CH2:18][CH2:19][CH2:20]/[CH:21]=[CH:22]\[CH2:23]/[CH:24]=[CH:25]\[CH2:26]/[CH:27]=[CH:28]\[CH2:29][CH2:30][CH2:31][CH2:32][CH3:33]
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

7

Reactant 3

HCID 10868DicyclohexylcarbodiimideHCID 445639Oleic AcidHCID 103371121-(z,z,z-Octadeca-6,9,12-trienoyloxy)-3-hydroxypropane

Product 1

HCID 867589491-(z,z,z-Octadeca-6,9,12-trienoyloxy)-3-(z-octadeca-9-enoyloxy)propane

Reagents, catalysts & solvents 3

HCID 142844-(Dimethylamino)pyridineCatalyst
HCID 6344
Dichloromethane
Solvent
2×
HCID 8058HexaneSolvent

Procedure

A solution of 1,3-dicyclohexylcarbodiimide (23.7 g) and 4-(N,N-dimethylamino)pyridine (15.9 g) in methylene chloride (200 ml) was added to a solution of 1-(z,z,z-octadeca-6,9,12-trienoyloxy)-3-hydroxypropane (33.6 g) and z-octadeca-9-enoic acid (30 g) in methylene chloride (400 ml) under nitrogen at room temperature. On completion of reaction as evidenced by tlc analysis the solution was diluted with hexane, filtered, concentrated and purified by thy column chromatography to yield 1-(z,z,z-octadeca-6,9,12-trienoyloxy)-3-(z-octadeca-9-enoyloxy)propane as a free flowing pale yellow oil.

Workup

  1. customOn completion of reaction
  2. filtrationfiltered
  3. concentrationconcentrated
  4. custompurified by thy column chromatography

Sources & evidence

ORD record
ord-8119c335d1fb49e5b8f2f51d4df82b50
Source dataset
uspto-grants-2012_09
DOI
10.6084/m9.figshare.5104873.v1
Patent number
USRE043632E1

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes