Triphenylphosphine → HCID 73847970, compound

HRID 1741297Notes

Reaction equation

HRID 1741297 reaction equation
[CH:1]1[C:10]2[C:5](=[CH:6][CH:7]=[CH:8][CH:9]=2)[CH:4]=[CH:3][C:2]=1[CH:11]=[N:12][O:13][CH2:14][CH2:15][OH:16].O[C:18]1[CH:50]=[CH:49][C:21]([CH2:22][CH:23]2[S:27][C:26](=[O:28])[N:25]([C:29]([C:42]3[CH:47]=[CH:46][CH:45]=[CH:44][CH:43]=3)([C:36]3[CH:41]=[CH:40][CH:39]=[CH:38][CH:37]=3)[C:30]3[CH:35]=[CH:34][CH:33]=[CH:32][CH:31]=3)[C:24]2=[O:48])=[CH:20][CH:19]=1.C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.N(C(OCC)=O)=NC(OCC)=O>>[CH:1]1[C:10]2[C:5](=[CH:6][CH:7]=[CH:8][CH:9]=2)[CH:4]=[CH:3][C:2]=1[CH:11]=[N:12][O:13][CH2:14][CH2:15][O:16][C:18]1[CH:50]=[CH:49][C:21]([CH2:22][CH:23]2[S:27][C:26](=[O:28])[N:25]([C:29]([C:42]3[CH:47]=[CH:46][CH:45]=[CH:44][CH:43]=3)([C:36]3[CH:37]=[CH:38][CH:39]=[CH:40][CH:41]=3)[C:30]3[CH:35]=[CH:34][CH:33]=[CH:32][CH:31]=3)[C:24]2=[O:48])=[CH:20][CH:19]=1

Participants

5

Reactant 4

HCID 11776TriphenylphosphineHCID 220568ethyl N-ethoxycarbonyliminocarbamateHCID 28181265-(4-Hydroxybenzyl)-3-triphenylmethylthiazolidine-2,4-dioneHCID 53651785HCID 53651785, compound

Product 1

HCID 73847970HCID 73847970, compoundYield 69.8%

Procedure

Following a procedure similar to that described in Example 1(a), but using 430 mg of 2-(2-naphthylmethyleneaminooxy)ethanol (prepared as described in Preparation 7), 716 mg of 5-(4-hydroxybenzyl)-3-tritylthiazolidine-2,4-dione, 525 mg of triphenylphosphine and 348 mg of diethyl azodicarboxylate, 712 mg of the title compound were obtained as a foam-like solid.

Sources & evidence

ORD record
ord-62125a7b0c884c6f9d088463682b3ddf
Source dataset
uspto-grants-1999_10
Patent number
US05972959

Reaction notes

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