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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 897064Generated: October 30, 2026

Hydrochloric Acid → HCID 85069673, compound

https://huagongshe.com/reaction/897064

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantLithium HydroxideHCID 3939—
ReactantMethanol--water (1/1)HCID 22242641—
ReactantHCID 85060290HCID 85060290—
SolventTetrahydrofuranHCID 8028—
SolventDiethylether waterHCID 21584184—
ProductHCID 85069673HCID 85069673—

Reaction Steps

Lithium hydroxide (500 mg) is added to a solution of ethyl 3-methyl-5-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-ylselenyl)pent-2-en-4-ynoate (500 mg, 1.24 mmol) in 10 ml of THF. 2 ml, of a water/methanol mixture (1/1) are added. The reaction medium is refluxed for 8 h. It is then poured into an ethyl ether/water mixture, acidified to pH 1 with concentrated hydrochloric acid solution and extracted with ethyl ether. After separation of the phases by settling, the organic phase is washed twice with water, dried over anhydrous magnesium sulphate and concentrated on a rotary evaporator under vacuum at 40° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06921777B2
Source datasetuspto-grants-2005_07
ORD IDord-ea4846aa0f2c42f094315d1b6d8b97ac
Source noteuspto-grants-2005_07