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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2169950Generated: October 31, 2026

2,3-Dihydro-1,4-benzodioxin-5-carboxylic acid → (S)-ethyl 4-amino-5-(2-(2,3-dihydrobenzo[b][1,4]dioxine-5-carboxamido)-3-methylbutoxy)-2-methylquinoline-3-carboxylate

https://huagongshe.com/reaction/2169950

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,3-Dihydro-1,4-benzodioxin-5-carboxylic acidHCID 78184—
Reactant(S)-ethyl 4-amino-5-(2-amino-3-methylbutoxy)-2-methylquinoline-3-carboxylateHCID 86658214—
Product(S)-ethyl 4-amino-5-(2-(2,3-dihydrobenzo[b][1,4]dioxine-5-carboxamido)-3-methylbutoxy)-2-methylquinoline-3-carboxylateHCID 86658227—

Reaction Steps

Prepared as in Example 24a from (S)-ethyl 4-amino-5-(2-amino-3-methylbutoxy)-2-methylquinoline-3-carboxylate (Example 95b) and 2,3-dihydrobenzo[b][1,4]dioxine-5-carboxylic acid as brown solid (36%). MS 494 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09049878B2
Source datasetuspto-grants-2015_06
ORD IDord-27463e35b16c4b67b27dd9146a786800
Source noteuspto-grants-2015_06