1,3-Dibromo-5-(trifluoromethoxy)benzene → HCID 10273358, compound

HRID 2099199Notes

Reaction equation

HRID 2099199 reaction equation
[CH3:1][C:2]1([CH3:16])[C:7]2[CH:8]=[C:9](B(O)O)[CH:10]=[CH:11][C:6]=2[NH:5][C:4](=[O:15])[O:3]1.[Br:17][C:18]1[CH:23]=[C:22]([O:24][C:25]([F:28])([F:27])[F:26])[CH:21]=[C:20](Br)[CH:19]=1>>[Br:17][C:18]1[CH:19]=[C:20]([C:9]2[CH:10]=[CH:11][C:6]3[NH:5][C:4](=[O:15])[O:3][C:2]([CH3:16])([CH3:1])[C:7]=3[CH:8]=2)[CH:21]=[C:22]([O:24][C:25]([F:26])([F:27])[F:28])[CH:23]=1

Participants

3

Reactant 2

HCID 27611791,3-Dibromo-5-(trifluoromethoxy)benzeneHCID 10987806(4,4-Dimethyl-2-oxo-1,4-dihydro-2H-3,1-benzoxazin-6-yl)boronic acid

Product 1

HCID 10273358HCID 10273358, compound

Procedure

6-(3-Bromo-5-trifluoromethoxy-phenyl)-4,4-dimethyl-1,4-dihydrobenzo[d][1,3]-oxazin-2-one was prepared, using (4,4-dimethyl-1,4-dihydro-2-oxo-2H-3,1-benzoxazin-6-yl)boronic acid and 1,3-dibromo-5-trifluoromethoxybenzene according to the procedure of Example 5, as a white solid: mp 214-216° C.; 1H-NMR (DMSO-d6) δ 10.4 (s, 1H), 7.99 (s, 1H), 7.73 (s, 1H), 7.68-7.62 (m, 3H), 6.97 (d, 1H, J=8.0 Hz), 1.68 (s, 6H); MS (ESI) m/z 414 ([M−H]−, 100%); Anal. Calcd. For C17H13BrF3NO3: C, 49.06; H, 3.15; N, 3.37. Found: C, 49.16; H, 3.05; N, 3.30.

Sources & evidence

ORD record
ord-9ebb40e23a4f49adbb68cf2222e40c6f
Source dataset
uspto-grants-2009_08
Patent number
US07569564B2

Reaction notes

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