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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 517698Generated: October 29, 2026

Hydrochloric Acid → HCID 66654004, compound

https://huagongshe.com/reaction/517698

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantLithium HydroxideHCID 3939—
ReactantHCID 66654534HCID 66654534—
SolventMethanolHCID 887—
SolventWaterHCID 962—
SolventTetrahydrofuranHCID 8028—
ProductHCID 66654004HCID 6665400469.7%

Reaction Conditions

Temperature2.5 °C

Reaction Steps

To a solution of [1-(4-cyanophenyl)-1H-tetrazol-5-yl]methyl acetate (2.48 g, 10.2 mmol, Intermediate 8) in water (15 mL), methanol (15 mL) and tetrahydrofuran (THF) (30 mL), cooled in an ice bath, was added lithium hydroxide (0.244 g, 10.2 mmol). The reaction mixture was stirred at 0-5° C. for 1.5 hours. The reaction mixture was acidified with the addition of 2N HCl (5.5 ml). The majority of the organic solvent was then removed from the reaction mixture under vacuum leading to precipitation of a white solid which was filtered then dried under vacuum at 40° C. for 18 hours to yield the title compound as a white solid (1.43 g)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09115132B2
Source datasetuspto-grants-2015_08
ORD IDord-68fe248198e2427781fab812f7640684
Source noteuspto-grants-2015_08