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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1035207Generated: October 30, 2026

Ethyl 5-(4-methoxyphenyl)-1,3,4-oxadiazole-2-carboxylate → (3-(4-(Azetidin-1-ylmethyl)phenoxy)azetidin-1-yl)(5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-yl)methanone

https://huagongshe.com/reaction/1035207

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 5-(4-methoxyphenyl)-1,3,4-oxadiazole-2-carboxylateHCID 13407471—
Reactant1-(4-(Azetidin-3-yloxy)benzyl)azetidineHCID 66653495—
Product(3-(4-(Azetidin-1-ylmethyl)phenoxy)azetidin-1-yl)(5-(4-methoxyphenyl)-1,3,4-oxadiazol-2-yl)methanoneHCID 5659826468%

Reaction Steps

Using a similar protocol as described in Example 36 employing 41A (0.10 g, 0.46 mmol) and ethyl 5-(4-methoxyphenyl)-1,3,4-oxadiazole-2-carboxylate (0.13 g, 0.52 mmol) as starting materials afforded 130 mg (68%) of 41 as a solid. 1H NMR (500 MHz, CDCl3): δ 2.08 (m, 2H), 3.19 (t, 4H), 3.51 (s, 2H), 3.89 (s, 3H), 4.32 (d, 1H), 4.64 (dd, 1H), 4.74 (d, 1H), 5.06 (m, 1H), 5.11 (m, 1H), 6.72 (d, 2H), 7.02 (d, 2H), 7.21 (d, 2H), 8.10 (d, 2H), MS (APCI+) m/z 421 [M+H]+, LC purity: 95%.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08546375B2
Source datasetuspto-grants-2013_10
ORD IDord-17cfd2f691af4f06b27356a645f476f9
Source noteuspto-grants-2013_10