Triphenylphosphine → HCID 73847966, compound

HRID 1941640Notes

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[C:11](=[N:13][O:14][CH2:15][CH2:16][OH:17])[CH3:12].O[C:19]1[CH:51]=[CH:50][C:22]([CH2:23][CH:24]2[S:28][C:27](=[O:29])[N:26]([C:30]([C:43]3[CH:48]=[CH:47][CH:46]=[CH:45][CH:44]=3)([C:37]3[CH:42]=[CH:41][CH:40]=[CH:39][CH:38]=3)[C:31]3[CH:36]=[CH:35][CH:34]=[CH:33][CH:32]=3)[C:25]2=[O:49])=[CH:21][CH:20]=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[C:11](=[N:13][O:14][CH2:15][CH2:16][O:17][C:19]1[CH:51]=[CH:50][C:22]([CH2:23][CH:24]2[S:28][C:27](=[O:29])[N:26]([C:30]([C:43]3[CH:48]=[CH:47][CH:46]=[CH:45][CH:44]=3)([C:37]3[CH:38]=[CH:39][CH:40]=[CH:41][CH:42]=3)[C:31]3[CH:36]=[CH:35][CH:34]=[CH:33][CH:32]=3)[C:25]2=[O:49])=[CH:21][CH:20]=1)[CH3:12]

Participants

Reactant 4

HCID 11776Triphenylphosphine

HCID 220568ethyl N-ethoxycarbonyliminocarbamate

HCID 28181265-(4-Hydroxybenzyl)-3-triphenylmethylthiazolidine-2,4-dione

HCID 54275917HCID 54275917, compound

Product 1

HCID 73847966HCID 73847966, compoundYield 82.4%

Procedure

Following a procedure similar to that described in Example 1(a), but using 459 mg of 2-[1-(2-naphthyl)-ethylideneaminooxy]ethanol (prepared as described in Preparation 13), 716 mg of 5-(4-hydroxybenzyl)-3-tritylthiazolidine-2,4-dione, 525 mg of triphenylphosphine and 348 mg of diethyl azodicarboxylate, 858 mg of the title compound were obtained as a foam-like solid.

Sources & evidence

ORD record: ord-2b092c6e124646a689da7f63857ba905
Source dataset: uspto-grants-1997_12
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US05703096

Reaction notes

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