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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1990110Generated: October 30, 2026

Hydrochloric Acid → HCID 44416749, compound

https://huagongshe.com/reaction/1990110

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantLithium HydroxideHCID 3939—
ReactantHCID 58873068HCID 58873068—
SolventMethanol tetrahydrofuran waterHCID 21892291—
ProductHCID 44416749HCID 4441674930%

Reaction Steps

Dissolve 3-(4-tert-butyl-phenyl)-4-cyano-5-methylsulfanyl-furan-2-carboxylic acid ethyl ester (110 mg, 0.32 mmol) in a solution of THF: MeOH: H2O (3:2:1, 5 ml). Add lithium hydroxide (80 mg, 3.3 mmol) to the mixture and stir the reaction at 60° C. for 30 minutes. Add 6N HCl until pH approx. 1 to obtain the desired white solid of the titled compound (30 mg, 30%): Mass spectrum (M−1)=314. EA, Calculated: C; 61.91, H; 5.68, N; 4.25. Found: C; 61.75, H; 5.42, N; 3.91.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07642361B2
Source datasetuspto-grants-2010_01
ORD IDord-9a19d2a6a62a497a966461e1b85ab492
Source noteuspto-grants-2010_01