HuagongsheHuagongshe Chemistry Print Report · For research reference only
1-Methyl-5-(4-nitrophenyl)-1H-tetrazole → 4-(1-methyl-1H-1,2,3,4-tetrazol-5-yl)aniline
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 1-Methyl-5-(4-nitrophenyl)-1H-tetrazole | HCID 12672546 | — |
| Catalyst | Palladium hydroxide | HCID 9942167 | — |
| Solvent | Ethylacetate methanol | HCID 21584119 | — |
| Product | 4-(1-methyl-1H-1,2,3,4-tetrazol-5-yl)aniline | HCID 22259018 | 95.4% |
Reaction Steps
1-Methyl-5-(4-nitro-phenyl)-1H-tetrazole (470 mg), 20% Pd(OH)2 (94 mg), and 1:1 MeOH/EtOAc (25 ml), were hydrogenated at 50 PSI for 1 hour. The reaction was filtered through fiberglass filter paper under nitrogen. The filtrate was stripped to yield 383 mg of yellow solids as product. Mass Spec detects 176 (M+H). NMR (300 MHz, CDCl3) δ 7.57 (d, 2H, J=7 Hz), 6.80 (d, 2H, J=7 Hz), 4.14 (s, 3H), 4.03 (M, 2H).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06525069B1 |
| Source dataset | uspto-grants-2003_02 |
| ORD ID | ord-e766c2b5e2ec4984871458534635c44e |
| Source note | uspto-grants-2003_02 |