Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
4-Bromo-2-fluorobenzyl bromide → 4-(4-Bromo-2-fluorobenzyl)-5-n-butyl-2-(2-chloro-5-nitrophenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | 4-Bromo-2-fluorobenzyl bromide | HCID 2733660 | — |
| 반응물 | 5-n-Butyl-2-(2-chloro-5-nitrophenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one | HCID 135464101 | — |
| 생성물 | 4-(4-Bromo-2-fluorobenzyl)-5-n-butyl-2-(2-chloro-5-nitrophenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one | HCID 19939472 | 79% |
반응 단계
By the procedure of Example 76, Step D, 5-n-butyl-2-(2-chloro-5-nitrophenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one (from Example 59, Step A) was alkylated with 4-bromo-2-fluorobenzyl bromide to give a 79% yield of the title compound as an off-white foam, homogeneous by TLC in 4:1 hexane-EtOAc; mass spectrum (FAB) m/e 483, 485 (M+1)+.
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US05411980 |
| 출처 데이터셋 | uspto-grants-1995_05 |
| ORD ID | ord-d1086a2dba424ed884966485bb5dd8ae |
| 출처 메모 | uspto-grants-1995_05 |