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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2300107Generated: October 26, 2026

4-Bromothiophene-2-carbonitrile → HCID 23435613, compound

https://huagongshe.com/reaction/2300107

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-Bromothiophene-2-carbonitrileHCID 14292355—
Reactant2-methyl-6-bromospiro[4H-3,1-benzoxazine-4,1'-cyclohexane]HCID 23435586—
ProductHCID 23435613HCID 23435613—

Reaction Steps

Prepared according to the procedure for Example 13 from 2-methyl-6-bromospiro[4H-3,1-benzoxazine-4,1′-cyclohexane] and 4-bromo-2-thiophenecarbonitrile. A brown solid: mp 111-112° C.; 1H-NMR (DMSO-d6) δ 8.42 (s, 1H), 8.14 (s, 1H), 7.47 (s, 1H), 7.35 (dd, 1H, J=8.3, 1.1 Hz), 6.58 (d, 1H, J=8.4 Hz), 6.38 (s, 1H), 4.72 (m, 1H), 1.92-2.16 (m, 2H), 1.35-1.75 (m, 8H), 1.31 (d, 3H, J=5.3 Hz); MS (ESI) m/z 325 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06498154B1
Source datasetuspto-grants-2002_12
ORD IDord-4b48ccc791cc4c4eac70d38835be2fce
Source noteuspto-grants-2002_12