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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1278775Generated: November 1, 2026

Trifluoroacetic acid → HCID 10189604, compound

https://huagongshe.com/reaction/1278775

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant(R)-N-(5-(2-amino-1-hydroxyethyl)-2-hydroxyphenyl)methanesulfonamideHCID 12047933—
ReactantHCID 22713404HCID 22713404—
SolventDichloromethaneHCID 6344—
ProductHCID 10189604HCID 10189604—

Reaction Steps

The title compound was prepared from N-{5-[(1R)-2-amino-1-hydroxyethyl]-2-hydroxyphenyl}methanesulfonamide and ethyl 2-(4-{[4-(4-oxo-1-piperidinyl)phenyl]sulfonyl}-1-piperazinyl)acetate in substantially the same manner, as described in Example 50. The product was obtained as a light yellow solid; mp: 91-92° C.; 1H NMR (400 MHz, DMSO-d6): δ 1.08-1.17 (t, 3H), 1.49-1.56 (m, 2H), 2.02-2.07 (m, 2H), 2.45-2.50 (m, 4H), 2.52-56 (m, 2H), 2.74-80 (m, 2H), 2.86-3.01 (m, 5H), 3.20 (s, 2H), 3.24-3.36 (m, 4H), 3.96-3.99 (d, 2H), 4.01-4.07 (q, 2H), 4.69-4.71 (m, 1H), 6.86-6.88 (d, 2H), 7.05-7.09 (m, 3H), 7.23-7.24 (m, 1), 7.47-7.50 (d, 2H), 8.20 (brs, 4H); MS m/z 640 (M+H)+; Analysis for C28H41N5O8S2×1.0 F3CCO2H×0.18 CH2Cl2 Calc'd: C, 47.13; H, 5.55; N, 9.11; Found: C, 47.02; H, 5.75; N, 8.67.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06444685B1
Source datasetuspto-grants-2002_09
ORD IDord-c956cedda34e41db9030403169ff952a
Source noteuspto-grants-2002_09