4-Methoxyphenylacetyl chloride → (R)-1-(2-(((4-amino-2,2-dioxido-1H-benzo[c][1,2,6]thiadiazin-5-yl)oxy)methyl)piperidin-1-yl)-2-(4-methoxyphenyl)ethanone

HRID 332970Notes

Reaction equation

HRID 332970 reaction equation
Cl.[NH2:2][C:3]1[C:4]2[C:14]([O:15][CH2:16][C@H:17]3[CH2:22][CH2:21][CH2:20][CH2:19][NH2+:18]3)=[CH:13][CH:12]=[CH:11][C:5]=2[NH:6][S:7](=[O:10])(=[O:9])[N:8]=1.[CH3:23][O:24][C:25]1[CH:30]=[CH:29][C:28]([CH2:31][C:32](Cl)=[O:33])=[CH:27][CH:26]=1>>[NH2:2][C:3]1[C:4]2[C:14]([O:15][CH2:16][C@H:17]3[CH2:22][CH2:21][CH2:20][CH2:19][N:18]3[C:32](=[O:33])[CH2:31][C:28]3[CH:29]=[CH:30][C:25]([O:24][CH3:23])=[CH:26][CH:27]=3)=[CH:13][CH:12]=[CH:11][C:5]=2[NH:6][S:7](=[O:9])(=[O:10])[N:8]=1

Participants

3

Reactant 2

HCID 27346884-Methoxyphenylacetyl chlorideHCID 86714283(R)-2-(((4-amino-2,2-dioxido-1H-benzo[c][1,2,6]thiadiazin-5-yl)oxy)methyl)piperidinium hydrochloride

Product 1

HCID 86714292(R)-1-(2-(((4-amino-2,2-dioxido-1H-benzo[c][1,2,6]thiadiazin-5-yl)oxy)methyl)piperidin-1-yl)-2-(4-methoxyphenyl)ethanoneYield 14%

Procedure

Prepared as in Example 8 from (R)-2-(((4-amino-2,2-dioxido-1H-benzo[c][1,2,6]thiadiazin-5-yl)oxy)methyl)piperidinium hydrochloride (Example 15a) and 2-(4-methoxyphenyl)acetyl chloride in 14% yield. 1H NMR (DMSO-d6, 400 MHz, 80° C.): 1.15-1.29 (m, 1H), 1.44-1.65 (m, 4H), 1.70-1.78 (m, 1H), 3.01 (m, 1H), 3.66 (s, 2H), 3.70 (s, 3H), 3.90 (br s, 1H), 4.19 (br s, 1H), 4.43 (t, J=12 Hz, 1H), 5.03 (br s, 1H), 5.64 (d, J=8 Hz, 1H), 6.80 (t, J=8 Hz, 3H), 7.13 (d, J=8 Hz, 2H), 7.41 (t, J=8 Hz, 1H), 7.81 (br s, 2H), 10.63 (s, 1H). M+H=459.

Sources & evidence

ORD record
ord-bc56329257c546c492f687b451eac196
Source dataset
uspto-grants-2014_11
Patent number
US08877922B2

Reaction notes

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