3,4-Dimethoxyphenylboronic acid → HCID 10206929, compound

HRID 1449544Notes

Reaction equation

HRID 1449544 reaction equation
C[O:2][C:3]([C:5]1[N:6]([CH2:25][C:26]2[CH:34]=[CH:33][C:29]3[O:30][CH2:31][O:32][C:28]=3[CH:27]=2)[S:7](=[O:24])(=[O:23])[C:8]2[CH:22]=[CH:21][CH:20]=[CH:19][C:9]=2[C:10]=1OS(C(F)(F)F)(=O)=O)=[O:4].[CH3:35][O:36][C:37]1[CH:38]=[C:39](B(O)O)[CH:40]=[CH:41][C:42]=1[O:43][CH3:44]>>[O:30]1[C:29]2[CH:33]=[CH:34][C:26]([CH2:25][N:6]3[C:5]([C:3]([OH:2])=[O:4])=[C:10]([C:40]4[CH:39]=[CH:38][C:37]([O:36][CH3:35])=[C:42]([O:43][CH3:44])[CH:41]=4)[C:9]4[CH:19]=[CH:20][CH:21]=[CH:22][C:8]=4[S:7]3(=[O:24])=[O:23])=[CH:27][C:28]=2[O:32][CH2:31]1

Participants

3

Reactant 2

HCID 27347023,4-Dimethoxyphenylboronic acidHCID 53908012HCID 53908012, compound

Product 1

HCID 10206929HCID 10206929, compound

Procedure

Prepared according to the method of Example 23, from 2-(benzo[1,3]dioxol-5-ylmethyl)-1,1-dioxo-4-(trifluoro-methanesulfonyloxy)-1,2-dihydro-1λ6 -benzo[e][1,2]thiazine-3-carboxylic acid methyl ester with 3,4-dimethoxyphenyl boronic acid, and saponification according to the method of Example 24; MS (CI) m/e 495, mp 267°-268° C.

Workup

  1. customPrepared

Sources & evidence

ORD record
ord-d81e8c3ae2034fc38c6e375aaa30b040
Source dataset
uspto-grants-1997_02
Patent number
US05599811

Reaction notes

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