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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 494125Generated: October 30, 2026

Sodium borohydride → 2-(4-fluorobenzyl)-4-(hydroxymethyl)-10-methoxy-8-methyl-7,8-dihydropyrazino[1',2':1,5]pyrrolo[2,3-d]pyridazine-1,9(2H,6H)-dione

https://huagongshe.com/reaction/494125

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium borohydrideHCID 4311764—
ReactantMethyl 2-(4-fluorobenzyl)-10-methoxy-8-methyl-1,9-dioxo-1,2,6,7,8,9-hexahydropyrazino[1',2':1,5]pyrrolo[2,3-d]pyridazine-4-carboxylateHCID 68865248—
SolventMethanolHCID 887—
Product2-(4-fluorobenzyl)-4-(hydroxymethyl)-10-methoxy-8-methyl-7,8-dihydropyrazino[1',2':1,5]pyrrolo[2,3-d]pyridazine-1,9(2H,6H)-dioneHCID 68864680—

Reaction Steps

A solution of methyl 2-(4-fluorobenzyl)-10-methoxy-8-methyl-1,9-dioxo-1,2,6,7,8,9-hexahydropyrazino[1′,2′:1,5]pyrrolo[2,3-d]pyridazine-4-carboxylate (0.10 g, 0.24 mmol) in methanol (4 mL) was treated with sodium borohydride (9 mg, 0.24 mmol). After stirring at room temperature for 30 minutes, the reaction mixture was concentrated under vacuum to half the volume. The white solid precipitated was filtered and air dried to provide the title alcohol.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07538112B2
Source datasetuspto-grants-2009_05
ORD IDord-084a15db01844241b3cd0c7424b958c9
Source noteuspto-grants-2009_05