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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 969180Generated: October 31, 2026

Tetrahydrofuran → HCID 66661961, compound

https://huagongshe.com/reaction/969180

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetrahydrofuranHCID 8028—
ReactantTriphenylphosphineHCID 11776—
ReactantDiisopropyl diazene-1,2-dicarboxylateHCID 75555—
ReactantHCID 66662373HCID 66662373—
ReactantHCID 178516071HCID 178516071—
ProductHCID 66661961HCID 66661961—

Reaction Steps

To a mixture of (1R)-1′-({1-[4-(hydroxymethyl)phenyl]cyclopropyl}carbonyl)-3H-spiro[2-benzofuran-1,3′-pyrrolidin]-3-one (16.0 mg, 0.0000440 mol, prepared in example 237), triphenylphosphine (17 mg, 0.000066 mol), and 2-hydroxypyridine (4.0 mg) in tetrahydrofuran (2 mL, 0.02 mol) was added diisopropyl azodicarboxylate (14 μL, 0.000070 mol) at room temperature, and the mixture was stirred overnight. The product was isolated and purified by prep-HPLC. LC-MS: 441.2 (M+H+)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07304081B2
Source datasetuspto-grants-2007_12
ORD IDord-9f579ac777e54e928ef09c38d9850341
Source noteuspto-grants-2007_12