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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1162704Generated: November 3, 2026

5-Chloro-2-thiophenecarboxylic acid → HCID 58748164, compound

https://huagongshe.com/reaction/1162704

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Chloro-2-thiophenecarboxylic acidHCID 95048—
ReactantHCID 68647310HCID 68647310—
ProductHCID 58748164HCID 58748164—

Reaction Steps

80.4 Using general procedure E, (3R,4S)-3-aminomethyl-4-methoxy-pyrrolidine-1-carboxylic acid tert-butyl ester acetate was coupled with 5-chlorothiophene-2-carboxylic acid to give (3R,4S)-3-{[(5-chloro-thiophene-2-carbonyl)-amino]-methyl}-4-methoxy-pyrrolidine-1-carboxylic acid tert-butyl ester. Colorless foam. MS 318.9 ([M−isobutene+H]+)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07820699B2
Source datasetuspto-grants-2010_10
ORD IDord-2b4aace7c93145f7912f0bff6d1694e0
Source noteuspto-grants-2010_10