trans-1,4-dibromo-2-butene (CAS No. 821-06-7) is supplied by Jinan Shenghe Chemical Co., Ltd. with a typical purity of 按批次COA提供(不公开发布). Main applications include Organic Chemicals. Bulk quantities are available with COA; purity and packaging are subject to batch COA and order confirmation.
Organic Chemicals
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The CAS number of trans-1,4-dibromo-2-butene is 821-06-7.
Typical purity is 按批次COA提供(不公开发布), supplied in 按订单/批次确认(不公开发布), with COA provided.
Main applications include Organic Chemicals.
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trans-1,4-dibromo-2-butene · CAS 821-06-7 · C4H6Br2. Boiling Point: 397 °F at 760 mmHg (NTP, 1992); Melting Point: 128.1 °F (NTP, 1992).
| CAS Registry Number | 821-06-7 |
|---|---|
| PubChem CID | 641245 |
| Molecular formula | C4H6Br2 |
| IUPAC name | (E)-1,4-dibromobut-2-ene |
| Molecular Weight | 213.90 |
|---|---|
| XLogP3 | 2.1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 2 |
| Exact Mass | 213.88158 |
| Monoisotopic Mass | 211.88363 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 6 |
| Formal Charge | 0 |
| Boiling Point | 397 °F at 760 mmHg (NTP, 1992) |
|---|---|
| Melting Point | 128.1 °F (NTP, 1992) |
| Reported hazard statements | H301 (99.4%), H311 (69.5%), H314 (100%), H317 (69.5%), H318 (70.8%), H330 (68.8%), H350 (68.8%), H411 (68.8%) |
|---|
H301 (99.4%): Toxic if swallowed [Danger Acute toxicity, oral]
H311 (69.5%): Toxic in contact with skin [Danger Acute toxicity, dermal]
821-06-7; trans-1,4-Dibromo-2-Butene; (E)-1,4-Dibromo-2-butene; 2-Butene, 1,4-dibromo-, (2E)-; trans-1,4-Dibromobut-2-ene; DTXSID8024941; 2-BUTENE, 1,4-DIBROMO-, trans-; DTXCID804941; RefChem:406233; 212-472-7; Dibromobutene; 1,4-Dibromo-2-butene; (E)-1,4-Dibromobut-2-ene; 6974-12-5; (2E)-1,4-dibromobut-2-ene; (2E)-1,4-Dibromo-2-butene
CAS 821-06-7; molecular formula C4H6Br2; molecular weight — g/mol.
821-06-7, trans-1,4-Dibromo-2-Butene, (E)-1,4-Dibromo-2-butene, 2-Butene, 1,4-dibromo-, (2E)-, trans-1,4-Dibromobut-2-ene, DTXSID8024941.
Hazard statements reported: H301, H311, H314, H317, H318.
Boiling Point: 397 °F at 760 mmHg (NTP, 1992); Melting Point: 128.1 °F (NTP, 1992).
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.
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