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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2163115Generated: October 25, 2026

Butabarbital → 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-ethyl-5-(2-propenyl)-

https://huagongshe.com/reaction/2163115

Reaction equation

Participants

RoleNameHCIDCharge
ReactantButabarbitalHCID 2479—
ReactantEphedrine HydrochlorideHCID 65326—
ReactantEphedrine SulfateHCID 5359318—
Product2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-ethyl-5-(2-propenyl)-HCID 48542—

Reaction Steps

The composition of claim 1 containing 4 to 25 mg. of ephedrine hydrochloride or ephedrine sulfate and from 2 to 15 mg. of butabarbital per 5 milliliters of elixir.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUSRE029875
Source datasetuspto-grants-1979_01
ORD IDord-b12355e6176f4d80a686001131d56520
Source noteuspto-grants-1979_01