Product Details
| Product Name: (E)-1,4-Dibromobut-2-ene | CAS No.: 821-06-7 |
| Min. Order: 1KG | Purity: 99% |
| Supply Ability: g-kg-tons, free sample is available | Release date: 2025/09/25 |
| Lead time: In stock | Packaging: bottle/ drum/ bucket/ IBC, as request. |
| Delivery: By sea, by air, by express | Origin: Manufacturer |
1. Product information
| Product Name: | (E)-1,4-Dibromobut-2-ene |
| Synonyms: | (2E)-1,4-Dibromo-2-butene;(E)-1,4-Dibromo-2-butene;1,4-Dibromo-2-butene, E;1,4-trans-Dibromobutene-2;2-Butene, 1,4-dibromo-, trans-;4-dibromo-(e)-2-buten;1,4-DIBROMO-2-PENTENE;Trans1butene4-dibroMo -2- |
| CAS: | 821-06-7 |
| MF: | C4H6Br2 |
| MW: | 213.9 |
| EINECS: | 212-472-7 |
| Product Categories: | medical intermediates;aliskiren;Alkenyl;Halogenated Hydrocarbons;Organic Building Blocks;bc0001;821-06-7 |
| Mol File: | 821-06-7.mol |
 | |
| (E)-1,4-Dibromobut-2-ene Chemical Properties |
| Melting point | 48-51 °C(lit.) |
| Boiling point | 205 °C(lit.) |
| density | 1.9393 (estimate) |
| refractive index | 1.5361 (estimate) |
| Fp | 113°C |
| storage temp. | 2-8°C |
| solubility | Chloroform (Slightly), Methanol (Slightly) |
| form | Crystals or Crystalline Powder |
| color | colorless to slightly brown |
| Water Solubility | slightly soluble |
| BRN | 1719696 |
| Stability: | Light Sensitive |
| (E)-1,4-Dibromobut-2-ene Usage And Synthesis |
| Chemical Properties | white to light yellow crystal powde |
| Uses | (2E)-1,4-Dibromo-2-butene, is used as a reagent in the preparation of diaminoalkenes though copper-mediated diamination reaction. |
| Synthesis Reference(s) | The Journal of Organic Chemistry, 36, p. 3324, 1971 DOI: 10.1021/jo00821a012 |
| General Description | Crystals or white crystalline solid. |
2. Packaging
For powders: normal is 25kgs/Drum or bag, or larger/smaller package as request.
For liquids: normal 25kgs/drum, 180-300kgs/bucket, or IBC, determined by the nature of the product.
Or smaller package 1kg/bottle, 10kgs/bottle as request.
3. Shipping
4. Contact information
For more details, pls contact us freely.
Email address : elin@fdachem.com
Mob: 86 13613820652
WhatsApp/Skype/Wechat/LINE: 86 13613820652
Company Profile Introduction
Henan Fengda Chemical Co., Ltd. is located in the High-tech Development Zone of Henan Province. Specializing in the production and sales of various fine chemical products required for industrial production, including chemical raw materials, organic raw materials, petrochemicals, chemical reagents, solvents, catalysts, and additives, etc.
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