HuagongsheHuagongshe Chemistry Print Report · For research reference only
19404-18-3 → 3-(Bromomethyl)-5-chloro-1-benzothiophene
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 19404-18-3 | HCID 317317 | — |
| Reactant | Ethyl 3-Bromomethyl-5-chlorobenzo[b]thiophene-2-carboxylate | HCID 14836261 | — |
| Product | 3-(Bromomethyl)-5-chloro-1-benzothiophene | HCID 2779857 | 57% |
Reaction Steps
Using the general procedure of Example 1, Method A, (iv), replacing ethyl-5-chloro-3-methylbenzo[b]thiophene-2-carboxylate with 5-chloro-3-methylbenzo[b]thiophene gave 2.78 g (57%) of 3-bromomethyl-5-chlorobenzo[b]thiophene: mp 126°-128° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04981848 |
| Source dataset | uspto-grants-1991_01 |
| ORD ID | ord-83af5daa7af244ce9b16da5d27b431d8 |
| Source note | uspto-grants-1991_01 |