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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1373671Generated: October 30, 2026

Gamma-Aminobutyric Acid → HCID 178454267, compound

https://huagongshe.com/reaction/1373671

Reaction equation

Participants

RoleNameHCIDCharge
ReactantGamma-Aminobutyric AcidHCID 119—
Reactant1,3-DI-Boc-2-methylisothioureaHCID 546603—
SolventWaterHCID 962—
SolventTetrahydrofuranHCID 8028—
ProductHCID 178454267HCID 17845426754%

Reaction Conditions

Temperature60 °C

Reaction Steps

4-Aminobutyric acid (100 mg, 0.97 mmol) was dissolved in tetrahydrofuran (0.3 mL) and water (0.03 mL), combined with 1,3-bis(tert-butoxycarbonyl)-2-methyl-2-thiopseudourea (340 mg, 1.2 mmol) and stirred at 60° C. overnight. The reaction solution was concentrated under reduced pressure, and the residue was subjected to a column chromatography to obtain 4-(2,3-di-tert-butoxycarbonylguanidino)butyric acid (compound 8; yield: 181 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07163921B1
Source datasetuspto-grants-2007_01
ORD IDord-ed5dc344f74740bc8d0b3042770309dc
Source noteuspto-grants-2007_01