HuagongsheHuagongshe Chemistry Print Report · For research reference only
2-methyl-2H-1,2,3-triazol-4-amine hydrochloride → 4-(4-Cyano-3-fluoro-phenoxy)-2,2-dimethyl-2,3-dihydro-benzofuran-6-carboxylic acid (2-methyl-2H-[1,2,3]triazol-4-yl)-amide
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 2-methyl-2H-1,2,3-triazol-4-amine hydrochloride | HCID 50998648 | — |
| Reactant | 4-(4-Cyano-3-fluoro-phenoxy)-2,2-dimethyl-2,3-dihydro-benzofuran-6-carboxylic acid methyl ester | HCID 66756229 | — |
| Product | 4-(4-Cyano-3-fluoro-phenoxy)-2,2-dimethyl-2,3-dihydro-benzofuran-6-carboxylic acid (2-methyl-2H-[1,2,3]triazol-4-yl)-amide | HCID 66755547 | — |
Reaction Steps
The title compound was prepared in a similar manner as described for Example 1, from 2-methyl-2H-1,2,3-triazol-4-amine hydrochloride (662 mg, 4.92 mmol) and 4-(4-cyano-3-fluoro-phenoxy)-2,2-dimethyl-2,3-dihydro-benzofuran-6-carboxylic acid methyl ester (183a) (168 mg, 0.49 mmol) to give a white solid (154 mg, 77% yield). 1H NMR (400 MHz, CDCl3) δ 8.67 (s, 1 H) 8.06 (s, 1 H) 7.57 (dd, J=8.59, 7.33 Hz, 1 H) 7.06-7.15 (m, 2 H) 6.67-6.88 (m, 2 H) 4.10 (s, 3 H) 2.88 (s, 2 H) 1.49 (s, 6 H); LCMS for C21H18FN5O3 m/z 408.00 and 409.00 (M+H+).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08119624B2 |
| Source dataset | uspto-grants-2012_02 |
| ORD ID | ord-f63e071e9fb54f85b9448049500cd3e5 |
| Source note | uspto-grants-2012_02 |