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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1642580Generated: November 1, 2026

L-Alanine-(R)-2-[5-(3-ethanesulfonyl-phenyl)-3-methyl-9H-dipyrido[2,3-b;4',3'-d]pyrrol-8-yloxy]-1-methyl-ethyl ester → (S)-3-(3-chloro-5-(3-(ethylsulfonyl)phenyl)-9H-pyrido[2,3-b]indol-8-yloxy)propyl2-aminopropanoate

https://huagongshe.com/reaction/1642580

Reaction equation

Participants

RoleNameHCIDCharge
ReactantL-Alanine-(R)-2-[5-(3-ethanesulfonyl-phenyl)-3-methyl-9H-dipyrido[2,3-b;4',3'-d]pyrrol-8-yloxy]-1-methyl-ethyl esterHCID 16123544—
Reactant3-(3-chloro-5-(3-(ethylsulfonyl)phenyl)-9H-pyrido[2,3-b]indol-8-yloxy)propan-1-olHCID 58880145—
Product(S)-3-(3-chloro-5-(3-(ethylsulfonyl)phenyl)-9H-pyrido[2,3-b]indol-8-yloxy)propyl2-aminopropanoateHCID 58880156—

Reaction Steps

The title compound was prepared from Compound 225 by using an analogous procedure to that outlined in the preparation of Compound 64. 1H NMR (400 MHz, Methanol-d4) δ 8.36 (s, 1 H) 8.12 (s, 1 H) 8.08 (m, 1 H) 7.97 (m, 1 H) 7.88 (t, J=7.84 Hz, 1 H) 7.69 (s, 1 H) 7.21 (d, J=8.32 Hz, 1 H) 7.16 (d, J=8.32 Hz, 1 H) 4.65 (m, 2 H) 4.42 (t, J=6.08 Hz, 2 H) 4.14 (q, J=7.32Hz, H) 3.36 (q, J=7.6 Hz, 2 H) 2.39 (m, 2 H) 1.55 (d, J=7.32 Hz, 3 H) 1.33 (t, J=7.6 Hz, 3 H). [M+H] calc'd for C25H27ClN3O5S, 516; found, 516.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08119655B2
Source datasetuspto-grants-2012_02
ORD IDord-33f8d1d66af94132a903057c174f6ddc
Source noteuspto-grants-2012_02