Propionic Acid → (3aR,4S,7aR)-4-propionyloxy-4-m-tolylethynyl-octahydro-indole-1-carboxylic acid methyl ester

HRID 2176741Notes

Reaction equation

HRID 2176741 reaction equation
[CH3:1][O:2][C:3]([N:5]1[C@@H:13]2[C@@H:8]([C@@:9]([OH:23])([C:14]#[C:15][C:16]3[CH:17]=[C:18]([CH3:22])[CH:19]=[CH:20][CH:21]=3)[CH2:10][CH2:11][CH2:12]2)[CH2:7][CH2:6]1)=[O:4].[C:24](O)(=[O:27])[CH2:25][CH3:26]>>[CH3:1][O:2][C:3]([N:5]1[C@H:13]2[C@H:8]([C@:9]([O:23][C:24](=[O:27])[CH2:25][CH3:26])([C:14]#[C:15][C:16]3[CH:17]=[C:18]([CH3:22])[CH:19]=[CH:20][CH:21]=3)[CH2:10][CH2:11][CH2:12]2)[CH2:7][CH2:6]1)=[O:4]

Participants

3

Reactant 2

HCID 1032Propionic AcidHCID 68276168(3aS,4R,7aS)-4-hydroxy-4-m-tolylethynyl-octahydro-indole-1-carboxylic acid methyl ester

Product 1

HCID 60141887(3aR,4S,7aR)-4-propionyloxy-4-m-tolylethynyl-octahydro-indole-1-carboxylic acid methyl ester

Procedure

Synthesis in analogy to the General Method 1 starting from (3aS,4R,7aS)-4-hydroxy-4-m-tolylethynyl-octahydro-indole-1-carboxylic acid methyl ester and propionic acid to yield (3aR,4S,7aR)-4-propionyloxy-4-m-tolylethynyl-octahydro-indole-1-carboxylic acid methyl ester. MS [M+H] 296 (ester elimination ion); RT=1.34 min; UPLC Method I

Sources & evidence

ORD record
ord-2c602157a199489c99e4cb5b53b82d20
Source dataset
uspto-grants-2015_06
Patent number
US09067881B2

Reaction notes

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