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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1882272Generated: October 31, 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/1882272

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, 1H) 8.12 (s, 1H) 8.08 (m, 1H) 7.97 (m, 1H) 7.88 (t, J=7.84 Hz, 1H) 7.69 (s, 1H) 7.21 (d, J=8.32 Hz, 1H) 7.16 (d, J=8.32 Hz, 1H) 4.65 (m, 2H) 4.42 (t, J=6.08 Hz, 2H) 4.14 (q, J=7.32 Hz, 1H) 3.36 (q, J=7.6 Hz, 2H) 2.39 (m, 2H) 1.55 (d, J=7.32 Hz, 3H) 1.33 (t, J=7.6 Hz, 3H). [M+H] calc'd for C25H27ClN3O5S, 516; found, 516.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08318939B2
Source datasetuspto-grants-2012_11
ORD IDord-37758a9fb2244619a22bce0e14135504
Source noteuspto-grants-2012_11