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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1859573Generated: October 31, 2026

Methanol → 6-tert-Butyl-7-mercapto-1,4-dihydro-quinoxaline-2,3-dione

https://huagongshe.com/reaction/1859573

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantSodium borohydrideHCID 4311764—
Reactant6-Tert-butyl-7-thiocyanato-1,4-dihydro-quinoxaline-2,3-dioneHCID 22572876—
ReactantSodium hydrogen sulphideHCID 86586439—
SolventAcetic AcidHCID 176—
Product6-tert-Butyl-7-mercapto-1,4-dihydro-quinoxaline-2,3-dioneHCID 22572795—

Reaction Steps

The title compound was prepared according to General Method 14b using 6-tert-butyl-7-thiocyanato-1,4-dihydro-quinoxaline-2,3-dione (prepared in Example CCC; 1.5 g, 9.1 mmol), sodium hydrogen sulfide (0.51 g, 27 mmol), sodium borohydride (2.1 g, 55 mmol), MeOH (30 mL), H20 (3 mL), and glacial AcOH (5 mL). The crude product was used without purification. MS(APCI): 251 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06528510B1
Source datasetuspto-grants-2003_03
ORD IDord-8b65c9344574478c9886aa6dd1eaf533
Source noteuspto-grants-2003_03