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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2363464Generated: October 30, 2026

2-Benzyl-3,3-dimethylbutanoic acid → HCID 46213050, compound

https://huagongshe.com/reaction/2363464

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Benzyl-3,3-dimethylbutanoic acidHCID 184254—
Reactant(S)-2-Phenylbutyric acidHCID 785329—
Reactant(3aS,4R,6aR)-2-benzyloctahydrocyclopenta[c]pyrrol-4-amineHCID 25918977—
ProductHCID 46213050HCID 46213050—

Reaction Steps

The title compound was prepared by substituting (3aR,4S,6aS)-2-benzyloctahydrocyclopenta[c]pyrrol-4-amine from Step A of Example 33 for (3aS,4R,6aR)-2-benzyloctahydrocyclopenta[c]pyrrol-4-amine and 2-benzyl-3,3-dimethylbutanoic acid for (S)-2-phenylbutanoic acid in Step F of the procedure used to prepare Example 16: 1H NMR (500 MHz, pyridine-d5) δ ppm 8.08 (dd, J=7.4, 13.6, 1H), 7.46 (d, J=7.3, 1H), 7.44-7.40 (m, 1H), 7.38 (dd, J=7.6, 15.7, 2H), 7.34 (d, J=4.3, 2H), 7.31-7.23 (m, 4H), 4.36-4.29 (m, 1H), 3.59 (d, J=13.1, 0.5H), 3.53 (dd, J=13.2, 32.6, 1H), 3.40 (d, J=13.1, 0.5H), 3.25 (q, J=12.0, 1H), 2.79-2.67 (m, 2H), 2.48-2.42 (m, J=7.0, 1H), 2.41-2.23 (m, 3.5H), 2.20 (t, J=8.3, 0.5H), 2.12 (d, J=6.7, 0.5H), 2.06 (dd, J=5.9, 11.7, 0.5H), 1.88 (dd, J=5.8, 11.7, 0.5H), 1.74 (dd, J=9.4, 16.4, 0.5H), 1.60 (dd, J=7.0, 13.2, 0.5H), 1.51-1.42 (m, 0.5H), 1.37-1.21 (m, 2H), 1.15 (s, 9H); MS (ESI+) m/z 405 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08691865B2
Source datasetuspto-grants-2014_04
ORD IDord-717a1f88568444e8aba8d167b46d9aa4
Source noteuspto-grants-2014_04