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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 7720Generated: October 25, 2026

1,5-Dibromopentane → 1-[4-(1,3-Benzoxazol-2-yl)-2-chlorophenyl]cyclohexanecarbonitrile

https://huagongshe.com/reaction/7720

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,5-DibromopentaneHCID 8100—
Reactant[4-(1,3-Benzoxazol-2-yl)-2-chlorophenyl]acetonitrileHCID 10286072—
Reactant1-[4-(1,3-Benzoxazol-2-yl)-2-chlorophenyl]cyclopentanecarbonitrileHCID 10286519—
Product1-[4-(1,3-Benzoxazol-2-yl)-2-chlorophenyl]cyclohexanecarbonitrileHCID 10172115—

Reaction Steps

Utilizing the general procedure outlined for 1-[4-(1,3-benzoxazol-2-yl)-2-chlorophenyl]cyclopentanecarbonitrile, [4-(1,3-benzoxazol-2-yl)-2-chlorophenyl]acetonitrile (400 mg, 1.5 mmol) and 1,5-dibromopentane (250 μL, 1.8 mmol) reacted to afford the desired 1-[4-(1,3-benzoxazol-2-yl)-2-chlorophenyl]cyclohexanecarbonitrile as a colorless solid: 1H NMR (CDCl3, 300 MHz) δ 8.22 (d, 1H), 8.06 (d, 1H), 7.68–7.73 (m, 1H), 7.51–7.55 (m, 2H), 7.28–7.35 (m, 2H), 2.49 (d, 2H), 1.73–2.00 (m, 8H). MS (ESI) 337 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07087601B2
Source datasetuspto-grants-2006_08
ORD IDord-2d4b0f70fe88423db019e11bd28d183d
Source noteuspto-grants-2006_08