HuagongsheHuagongshe Chemistry Print Report · For research reference only
5-Bromovaleric acid → 2,5-Dibromopentanoic acid
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 5-Bromovaleric acid | HCID 16368 | — |
| Reactant | Bromine | HCID 24408 | — |
| Reactant | Phosphorus tribromide | HCID 24614 | — |
| Product | 2,5-Dibromopentanoic acid | HCID 12954764 | — |
Reaction Steps
39 ml of bromine is added to a mixture of 106 g of 5-bromo pentanoic acid and 1 ml of phosphorus tribromide. The reaction mixture is taken to 70˜80° C. for 16 hours 30 minutes. The reaction medium is taken to 100° C. for 15 minutes, then allowed to return to ambient temperature. 147 g of sought product is obtained.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06570012B2 |
| Source dataset | uspto-grants-2003_05 |
| ORD ID | ord-0c0ac10a810c4ff68d2fa80144109000 |
| Source note | uspto-grants-2003_05 |