Tetrabutylammonium Fluoride → HCID 53741390, compound

HRID 2396251Notes

Reaction equation

HRID 2396251 reaction equation
[Si]([O:8][C@H:9]1[CH2:18][C@H:17]([O:19][C:20](=[O:33])[C:21]([O:24][C:25]2[CH:30]=[C:29]([CH3:31])[CH:28]=[C:27]([CH3:32])[CH:26]=2)([CH3:23])[CH3:22])[C@H:16]2[C:11]([CH:12]=[CH:13][C@H:14]([CH3:51])[C@@H:15]2[CH2:34][CH2:35][C@H:36]2[O:41][C:40](=[O:42])[CH2:39][C@H:38]([O:43][Si](C(C)(C)C)(C)C)[CH2:37]2)=[CH:10]1)(C(C)(C)C)(C)C.[F-].C([N+](CCCC)(CCCC)CCCC)CCC>O1CCCC1>[OH:8][C@H:9]1[CH2:18][C@H:17]([O:19][C:20](=[O:33])[C:21]([O:24][C:25]2[CH:26]=[C:27]([CH3:32])[CH:28]=[C:29]([CH3:31])[CH:30]=2)([CH3:22])[CH3:23])[C@H:16]2[C:11]([CH:12]=[CH:13][C@H:14]([CH3:51])[C@@H:15]2[CH2:34][CH2:35][C@H:36]2[O:41][C:40](=[O:42])[CH2:39][C@H:38]([OH:43])[CH2:37]2)=[CH:10]1

Participants

4

Reactant 2

HCID 2724141Tetrabutylammonium FluorideHCID 57110626HCID 57110626, compound

Product 1

HCID 53741390HCID 53741390, compoundYield 68.6%

Reagents, catalysts & solvents 1

HCID 8028TetrahydrofuranSolvent

Procedure

A procedure similar to that described in Example 2, above, was followed, but using 978 mg of (4R,6R)-6-([1S,2S,6S,8S,8aR]-2-{1,2,6,7,8,8a-hexahydro-6-t-butyldimethylsilyloxy-8-[2-(3,5-dimethylphenoxy)-2-methylpropionyloxy]-2-methyl-1-naphthyl}ethyl)tetrahydro-4-t-butyldimethylsilyloxy-2H-pyran-2-one [prepared as described in Example 178, above] and 18.5 ml of a 1.0 molar solution of tetrabutylammonium fluoride in tetrahydrofuran, to give 464 mg of the title compound as white crystals, melting at between 129° and 131° C.

Sources & evidence

ORD record
ord-3228eb6b6db54421a11e2ad73d56f550
Source dataset
uspto-grants-1996_02
Patent number
US05491167

Reaction notes

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