Tetrahydrofuran → HCID 66597509, compound

HRID 1627826Notes

Reaction equation

HRID 1627826 reaction equation
[CH3:1][C:2]1[N:7]=[C:6]2[S:8][C:9]3[CH2:14][CH2:13][CH2:12][CH2:11][C:10]=3[C:5]2=[C:4]([C:15]2[CH:20]=[CH:19][CH:18]=[CH:17][C:16]=2[F:21])[C:3]=1[CH2:22][C:23]([O:25][CH3:26])=[O:24].[Li+].C[Si]([N-][Si](C)(C)C)(C)C.[CH2:37]1[CH2:41]OC[CH2:38]1.ICCC>CN(C=O)C>[CH3:1][C:2]1[N:7]=[C:6]2[S:8][C:9]3[CH2:14][CH2:13][CH2:12][CH2:11][C:10]=3[C:5]2=[C:4]([C:15]2[CH:20]=[CH:19][CH:18]=[CH:17][C:16]=2[F:21])[C:3]=1[CH:22]([CH2:38][CH2:37][CH3:41])[C:23]([O:25][CH3:26])=[O:24]

Participants

6

Reactant 4

HCID 8028TetrahydrofuranHCID 336431-IodopropaneHCID 2733832Lithium HexamethyldisilazideHCID 66597329HCID 66597329, compound

Product 1

HCID 66597509HCID 66597509, compoundYield 75.2%

Reagents, catalysts & solvents 1

HCID 6228DimethylformamideSolvent

Procedure

This compound was prepared according to the procedure C from methyl [2-methyl-4-(2-fluorophenyl)-5,6,7,8-tetrahydro[1]benzothieno[2,3-b]pyridin-3-yl]acetate (0.320 g; 0.86 mmol), LHMDS 1N in THF (1.29 mL; 1.29 mmol), 1-iodopropane (0.168 mL; 1.72 mmol) in DMF (4.3 mL) for 18 h. Purification by flash chromatography on silica gel using a gradient of ethyl acetate (2-40%) in heptane furnished 0.266 g (75%) of the title compound as a yellow oil.

Workup

  1. customThis compound was prepared
  2. customPurification by flash chromatography on silica gel using a gradient of ethyl acetate (2-40%) in heptane

Sources & evidence

ORD record
ord-56aa32afe70f4669b899c347cc607cf1
Source dataset
uspto-grants-2014_07
Patent number
US08785638B2

Reaction notes

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