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1,2-Dichloroethane → (Z)-N-((2R,4R,6R)-2-Methoxy-2-((R)-3-(4-methoxybenzyl)-2-oxothiazolidin-4-yl)-6-(pent-4-enyl)-tetrahydro-2H-pyran-4-yl)-3-methylhepta-2,6-dienamide

HRID 1664285
Notes
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Reaction equation

HRID 1664285 reaction equation
[NH2:1][C@@H:2]1[CH2:7][C@@H:6]([CH2:8][CH2:9][CH2:10][CH:11]=[CH2:12])[O:5][C@:4]([C@@H:15]2[CH2:19][S:18][C:17](=[O:20])[N:16]2[CH2:21][C:22]2[CH:27]=[CH:26][C:25]([O:28][CH3:29])=[CH:24][CH:23]=2)([O:13][CH3:14])[CH2:3]1.[CH3:30]/[C:31](/[CH2:36][CH2:37][CH:38]=[CH2:39])=[CH:32]/[C:33](O)=[O:34].C1C=CC2N(O)N=NC=2C=1.C(Cl)CCl>ClCCl>[CH3:14][O:13][C@:4]1([C@@H:15]2[CH2:19][S:18][C:17](=[O:20])[N:16]2[CH2:21][C:22]2[CH:27]=[CH:26][C:25]([O:28][CH3:29])=[CH:24][CH:23]=2)[CH2:3][C@H:2]([NH:1][C:33](=[O:34])/[CH:32]=[C:31](/[CH3:30])\[CH2:36][CH2:37][CH:38]=[CH2:39])[CH2:7][C@@H:6]([CH2:8][CH2:9][CH2:10][CH:11]=[CH2:12])[O:5]1
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

6

Reactant 4

HCID 111,2-DichloroethaneHCID 757711-HydroxybenzotriazoleHCID 13947388(2Z)-3-Methylhepta-2,6-dienoic acidHCID 59644046(R)-4-((2R,4R,6R)-4-Amino-2-methoxy-6-(pent-4-enyl)-tetrahydro-2H-pyran-2-yl)-3-(4-methoxybenzyl)thiazolidin-2-one

Product 1

HCID 59644047
(Z)-N-((2R,4R,6R)-2-Methoxy-2-((R)-3-(4-methoxybenzyl)-2-oxothiazolidin-4-yl)-6-(pent-4-enyl)-tetrahydro-2H-pyran-4-yl)-3-methylhepta-2,6-dienamide
Yield 67%

Reagents, catalysts & solvents 1

HCID 6344DichloromethaneSolvent

Procedure

A solution of the title compound from Example 67 (155 mg, 0.368 mmol) in dichloromethane (5 mL) was treated with the title compound from Example 21 (58 mg, 0.42 mmol), HOBT (65 mg, 0.42 mmol), and EDC (78 mg, 0.41 mmol), and the mixture was stirred at room temperature for 4 days. The mixture was then concentrated and the residue was chromatographed on silica, eluting with ethyl acetate/hexanes, which afforded the title compound (133 mg, 67%) as a crystalline solid.

Workup

  1. concentrationThe mixture was then concentrated
  2. customthe residue was chromatographed on silica
  3. washeluting with ethyl acetate/hexanes, which

Sources & evidence

ORD record
ord-544424ae8c7f4c5c936bd90ab5dfbc99
Source dataset
uspto-grants-2011_10
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US08039465B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes