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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2059755Generated: November 2, 2026

3-Aminoazetidine, 3-BOC protected → 4'-(3-aminoazetidin-1-yl)-6',7'-dihydro-5'H-spiro[cyclopentane-1,8'-quinazolin]-2'-amine

https://huagongshe.com/reaction/2059755

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Aminoazetidine, 3-BOC protectedHCID 1519405—
Reactant2'-amino-6',7'-dihydro-5'H-spiro[cyclopentane-1,8'-quinazolin]-4'-yl 4-methylbenzenesulfonateHCID 86634333—
Product4'-(3-aminoazetidin-1-yl)-6',7'-dihydro-5'H-spiro[cyclopentane-1,8'-quinazolin]-2'-amineHCID 44231622—

Reaction Steps

The title compound was prepared according to the procedures of Examples 1G and 1H, substituting tert-butyl azetidin-3-ylcarbamate for the product from Example 1D. 1H NMR (300 MHz, CDCl3) δ 4.49 (br, 2H), 3.33 (m, 4H), 2.38-2.52 (m, 3H), 2.02-2.22 (m, 4H), 1.79-1.93 (m, 2H), 1.53-1.68 (m, 6H). MS (DCI+) m/z 274 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08278313B2
Source datasetuspto-grants-2012_10
ORD IDord-9a3e9255b18f46efa0612fdeb38fc978
Source noteuspto-grants-2012_10