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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2118959Generated: October 28, 2026

Hydrochloric Acid → HCID 53841168, compound

https://huagongshe.com/reaction/2118959

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantSodium HydroxideHCID 14798—
ReactantHCID 53665640HCID 53665640—
SolventTetrahydrofuranHCID 8028—
ProductHCID 53841168HCID 53841168—

Reaction Steps

The product from Example 11 is dissolved in aqueous tetrahydrofuran and treated with a molar excess of aqueous sodium hydroxide. After the reaction is complete, the solution is acidified with dilute hydrochloric acid to precipitate out (cis)-4-[3-[6-(aminosulfonyl)-7-chloro-1,2,3,4-tetrahysro-4-oxo-2-quinazolinyl]phenoxy]-1-[[(2-carboxyethyl)ethylamino]carbonyl]-L-proline.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04681886
Source datasetuspto-grants-1987_07
ORD IDord-60f30d0b06074140bd583eafad1b01e0
Source noteuspto-grants-1987_07