Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2036121Generated: November 2, 2026

3-Chloro-6-(1H-imidazol-1-yl)pyridazine → 1'-[6-(1H-imidazol-1-yl)pyridazin-3-yl]-3H-spiro[2-benzofuran-1,3'-pyrrolidine]

https://huagongshe.com/reaction/2036121

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Chloro-6-(1H-imidazol-1-yl)pyridazineHCID 2770903—
Reactant3H-spiro[2-benzofuran-1,3'-pyrrolidine] hydrochlorideHCID 66662035—
SolventTriethylamineHCID 8471—
Product1'-[6-(1H-imidazol-1-yl)pyridazin-3-yl]-3H-spiro[2-benzofuran-1,3'-pyrrolidine]HCID 68553262—

Reaction Steps

The object product (195 mg, 61%) was obtained in the same manner as in Example 165 and using 3-chloro-6-(1H-imidazol-1-yl)pyridazine (180 mg), 3H-spiro[2-benzofuran-1,3′-pyrrolidine] hydrochloride (200 mg) obtained in Example 43(5) and triethylamine (0.42 mL).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08575167B2
Source datasetuspto-grants-2013_11
ORD IDord-d579883652a64e258855bde991d36576
Source noteuspto-grants-2013_11