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Hydrochloric Acid → N-(27-oleovloxyheptacosanoyl)-phytosphingosine

HRID 1005618
Notes
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Reaction equation

HRID 1005618 reaction equation
[C:1]([O:20][CH2:21][CH2:22][CH2:23][CH2:24][CH2:25][CH2:26][CH2:27][CH2:28][CH2:29][CH2:30][CH2:31][CH2:32][CH2:33][CH2:34][CH2:35][CH2:36][CH2:37][CH2:38][CH2:39][CH2:40][CH2:41][CH2:42][CH2:43][CH2:44][CH2:45][CH2:46][C:47]([OH:49])=O)(=[O:19])[CH2:2][CH2:3][CH2:4][CH2:5][CH2:6][CH2:7][CH2:8]/[CH:9]=[CH:10]\[CH2:11][CH2:12][CH2:13][CH2:14][CH2:15][CH2:16][CH2:17][CH3:18].ON1C2C=CC=CC=2N=N1.[OH:60][CH2:61][C@@H:62]([C@@H:64]([C@@H:66]([CH2:68][CH2:69][CH2:70][CH2:71][CH2:72][CH2:73][CH2:74][CH2:75][CH2:76][CH2:77][CH2:78][CH2:79][CH2:80][CH3:81])[OH:67])[OH:65])[NH2:63].C(N=C=NC(C)C)(C)C.Cl>C(Cl)(Cl)Cl>[C:1]([O:20][CH2:21][CH2:22][CH2:23][CH2:24][CH2:25][CH2:26][CH2:27][CH2:28][CH2:29][CH2:30][CH2:31][CH2:32][CH2:33][CH2:34][CH2:35][CH2:36][CH2:37][CH2:38][CH2:39][CH2:40][CH2:41][CH2:42][CH2:43][CH2:44][CH2:45][CH2:46][C:47]([NH:63][C@H:62]([C@@H:64]([C@@H:66]([CH2:68][CH2:69][CH2:70][CH2:71][CH2:72][CH2:73][CH2:74][CH2:75][CH2:76][CH2:77][CH2:78][CH2:79][CH2:80][CH3:81])[OH:67])[OH:65])[CH2:61][OH:60])=[O:49])(=[O:19])[CH2:2][CH2:3][CH2:4][CH2:5][CH2:6][CH2:7][CH2:8]/[CH:9]=[CH:10]\[CH2:11][CH2:12][CH2:13][CH2:14][CH2:15][CH2:16][CH2:17][CH3:18]
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

7

Reactant 5

HCID 313Hydrochloric AcidHCID 12734DiisopropylcarbodiimideHCID 757711-HydroxybenzotriazoleHCID 122121PhytosphingosineHCID 8675418727-Oleoyloxyheptacosanoic acid

Product 1

HCID 86754186N-(27-oleovloxyheptacosanoyl)-phytosphingosine
Yield 72.1%

Reagents, catalysts & solvents 1

HCID 6212ChloroformSolvent

Procedure

A mixture of 27-oleoyloxyheptacosanoic acid (2 g, 2.9 mmoles), chloroform (76 ml), dried 1-hydroxybenzotriazole (1.28 g, 10.9 mmoles), phytosphingosine (1.23 g, 3.9 mmoles) and N,N'-diisopropylcarbodiimide (0.88 ml, 5.64 mmoles) was stirred under nitrogen for 24 hours at room temperature. After adding 50 ml of a lN hydrochloric acid solution and stirring the organic layer was filtrated, washed with brine and concentrated. The title product (2.07 g) was obtained by crystallization from hot isopropanol (50 ml).

Workup

  1. stirringstirring the organic layer
  2. filtrationwas filtrated
  3. washwashed with brine
  4. concentrationconcentrated

Sources & evidence

ORD record
ord-11e9a0428d8b498caa514ca8944c4581
Source dataset
uspto-grants-2000_04
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US06054599

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes