1,4-dibromobut-2-ene
fo-06573aba7deb8fe3
Identity
- Type
- NeutralMolecule
- CAS
- 821-06-7
- EC
- 212-472-7
- Origin
- EF 3.1 hybrid_name_cas_v1
- Changes
- 55 across every transformer
Structure
This substance carries 2 candidate structures; the diagram is the first one RDKit could parse, not a settled answer.
Alternative labels
10- (2E)-1,4-Dibromo-2-butene
- (2E)-1,4-Dibromobut-2-ene
- (E)-1,4-Dibromo-2-butene
- 1,4-Dibromo-(E)-2-butene
- 1,4-Dibromo-2-(E)-butene
- 1,4-Dibromo-trans-2-butene
- 2-Butene, 1,4-dibromo-, (2E)-
- 2-Butene, 1,4-dibromo-, (E)-
- 2-Butene, 1,4-dibromo-, trans-
- trans-1,4-Dibromo-2-butene
Properties
| Property | Value |
|---|---|
| InChI2D key string chemrof:inchi2d_key_string | RMXLHIUHKIVPAB-OWOJBTEDSA-N |
| InChI2D string chemrof:inchi2d_string | InChI=1S/C4H6Br2/c5-3-1-2-4-6/h1-2H,3-4H2/b2-1+ |
| Isomeric SMILES string chemrof:isomeric_smiles_string | BrC/C=C/CBr |
| IUPAC name chemrof:IUPAC_name | (2E)-1,4-Dibromo-2-butene |
| Molecular formula chemrof:molecular_formula | C4H6Br2 |
| Molecular mass chemrof:molecular_mass | 213.9 |
| Monoisotopic mass chemrof:monoisotopic_mass | 211.883624 |
| SMILES string chemrof:smiles_string | BrCC=CCBr |
Known URLs
10Where else this substance is described. Collected while the pipeline resolved it — from ChEBI's cross-references, from PubChem's identifier list, and from the CAS number — so a link here is a record the merge actually read, not a search it suggests.
| Resource | URL | Recorded by |
|---|---|---|
| CAS Common Chemistry | https://commonchemistry.cas.org/detail?cas_rn=821-06-7 | enrich_references.consensus_cas_link |
| chem.echa.europa.eu | https://chem.echa.europa.eu/100.011.338 | enrich_references.pubchem_identifier_url |
| chem.echa.europa.eu | https://chem.echa.europa.eu/100.027.473 | enrich_references.pubchem_identifier_url |
| comptox.epa.gov | https://comptox.epa.gov/dashboard/DTXSID8024941 | enrich_references.pubchem_identifier_url |
| ebi.ac.uk | https://www.ebi.ac.uk/chembl/explore/compound/CHEMBL1324439 | enrich_references.pubchem_identifier_url |
| jglobal.jst.go.jp | http://jglobal.jst.go.jp/en/redirect?Nikkaji_No=J55.489H | enrich_references.pubchem_identifier_url |
| jglobal.jst.go.jp | http://jglobal.jst.go.jp/en/redirect?Nikkaji_No=J7.120J | enrich_references.pubchem_identifier_url |
| PubChem | https://pubchem.ncbi.nlm.nih.gov/compound/641245 | enrich_references.pubchem_compound |
| PubChem | https://pubchem.ncbi.nlm.nih.gov/erg/#2588 | enrich_references.pubchem_identifier_url |
| wikidata.org | https://www.wikidata.org/wiki/Q72464010 | enrich_references.pubchem_identifier_url |
Elementary flows
13| Flow | Context | Source | Unit | CFs |
|---|---|---|---|---|
| 55147726-d077-4ab2-858c-1014ae248c6e | Environmental → Air → Aircraft cruise height | EF 3.1 | kg | 2 |
| 8c1eb3e0-2863-469e-bba5-6e4fdaea6563 | Environmental → Air → Ground level → Urban (>1000 people/square mile) | EF 3.1 | kg | 2 |
| c36de76b-acf3-4571-aa2d-6e8e55c79cb6 | Environmental → Air → Indoor | EF 3.1 | kg | 2 |
| ae83b94e-5e04-4bfa-b472-fb5ce40f0328 | Environmental → Air → Long-term | EF 3.1 | kg | 0 |
| 2c534bbb-c02f-4123-a159-eedb6044cd78 | Environmental → Air → Medium stack, <150 meters → Rural (<1000 people/square mile) | EF 3.1 | kg | 2 |
| e1c6ece6-4f3f-4af9-aa11-e355a5b1856d | Environmental → Air → Unknown | EF 3.1 | kg | 2 |
| df020992-9b94-411a-acfa-cb4962d8b27b | Environmental → Ground → Agricultural | EF 3.1 | kg | 2 |
| 87088eee-0395-4f2f-9959-1f30a22d635f | Environmental → Ground → Non-agricultural | EF 3.1 | kg | 2 |
| 4551349a-c4a5-4564-994a-771d859e5cfe | Environmental → Ground → Unknown | EF 3.1 | kg | 2 |
| 0d567872-8cc3-4e73-b21a-2407aa73bb81 | Environmental → Water → Long-term | EF 3.1 | kg | 0 |
| aaaa2228-351c-442f-8664-883b200f2f53 | Environmental → Water → Ocean | EF 3.1 | kg | 2 |
| 48f16ead-ba7f-4736-ba97-f33d57094180 | Environmental → Water → Surface water | EF 3.1 | kg | 2 |
| 225d8cd1-127c-4e5c-9102-2f7527d71e66 | Environmental → Water → Unknown | EF 3.1 | kg | 2 |
History
Everything that changed this substance (55 changes)
Full record
Flow object JSON
{
"flow_object_id": "fo-06573aba7deb8fe3",
"prefLabel": [
{
"@value": "1,4-dibromobut-2-ene",
"@language": "en",
"@lang": "en",
"provenance": {
"prov:wasGeneratedBy": "bootstrap_labels",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"EF 3.1"
],
"prov:wasDerivedFrom": "legacy name field"
}
}
],
"altLabel": [
{
"@value": "(2E)-1,4-Dibromo-2-butene",
"@language": "en",
"@lang": "en",
"provenance": {
"prov:wasGeneratedBy": "consensus_match",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CAS:821-06-7",
"EF 3.1",
"https://commonchemistry.cas.org/detail?cas_rn=821-06-7"
],
"prov:wasDerivedFrom": "common chemistry CAS lookup"
}
},
{
"@value": "(2E)-1,4-Dibromobut-2-ene",
"@language": "en",
"@lang": "en",
"provenance": {
"prov:wasGeneratedBy": "consensus_match",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CAS:821-06-7",
"EF 3.1",
"https://commonchemistry.cas.org/detail?cas_rn=821-06-7"
],
"prov:wasDerivedFrom": "common chemistry CAS lookup"
}
},
{
"@value": "(E)-1,4-Dibromo-2-butene",
"@language": "en",
"@lang": "en",
"provenance": {
"prov:wasGeneratedBy": "consensus_match",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CAS:821-06-7",
"EF 3.1",
"https://commonchemistry.cas.org/detail?cas_rn=821-06-7"
],
"prov:wasDerivedFrom": "common chemistry CAS lookup"
}
},
{
"@value": "1,4-Dibromo-(E)-2-butene",
"@language": "en",
"@lang": "en",
"provenance": {
"prov:wasGeneratedBy": "consensus_match",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CAS:821-06-7",
"EF 3.1",
"https://commonchemistry.cas.org/detail?cas_rn=821-06-7"
],
"prov:wasDerivedFrom": "common chemistry CAS lookup"
}
},
{
"@value": "1,4-Dibromo-2-(E)-butene",
"@language": "en",
"@lang": "en",
"provenance": {
"prov:wasGeneratedBy": "consensus_match",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CAS:821-06-7",
"EF 3.1",
"https://commonchemistry.cas.org/detail?cas_rn=821-06-7"
],
"prov:wasDerivedFrom": "common chemistry CAS lookup"
}
},
{
"@value": "1,4-Dibromo-trans-2-butene",
"@language": "en",
"@lang": "en",
"provenance": {
"prov:wasGeneratedBy": "consensus_match",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CAS:821-06-7",
"EF 3.1",
"https://commonchemistry.cas.org/detail?cas_rn=821-06-7"
],
"prov:wasDerivedFrom": "common chemistry CAS lookup"
}
},
{
"@value": "2-Butene, 1,4-dibromo-, (2E)-",
"@language": "en",
"@lang": "en",
"provenance": {
"prov:wasGeneratedBy": "consensus_match",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CAS:821-06-7",
"EF 3.1",
"https://commonchemistry.cas.org/detail?cas_rn=821-06-7"
],
"prov:wasDerivedFrom": "common chemistry CAS lookup"
}
},
{
"@value": "2-Butene, 1,4-dibromo-, (E)-",
"@language": "en",
"@lang": "en",
"provenance": {
"prov:wasGeneratedBy": "consensus_match",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CAS:821-06-7",
"EF 3.1",
"https://commonchemistry.cas.org/detail?cas_rn=821-06-7"
],
"prov:wasDerivedFrom": "common chemistry CAS lookup"
}
},
{
"@value": "2-Butene, 1,4-dibromo-, trans-",
"@language": "en",
"@lang": "en",
"provenance": {
"prov:wasGeneratedBy": "consensus_match",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CAS:821-06-7",
"EF 3.1",
"https://commonchemistry.cas.org/detail?cas_rn=821-06-7"
],
"prov:wasDerivedFrom": "common chemistry CAS lookup"
}
},
{
"@value": "trans-1,4-Dibromo-2-butene",
"@language": "en",
"@lang": "en",
"provenance": {
"prov:wasGeneratedBy": "consensus_match",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CAS:821-06-7",
"EF 3.1",
"https://commonchemistry.cas.org/detail?cas_rn=821-06-7"
],
"prov:wasDerivedFrom": "common chemistry CAS lookup"
}
}
],
"properties": {
"https://w3id.org/chemrof/molecular_formula": {
"@id": "https://w3id.org/chemrof/molecular_formula",
"@value": [
"C4H6Br2"
],
"attested_by": {
"C4H6Br2": [
"enrich_references.pubchem_semantic",
"rdkit_post_consensus"
]
},
"rdfs:label": "Molecular formula",
"provenance": [
{
"prov:wasGeneratedBy": "enrich_references.pubchem_semantic",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CID:641245"
],
"prov:wasDerivedFrom": "pubchem.props.Molecular Formula"
},
{
"prov:wasGeneratedBy": "rdkit_post_consensus",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"BrC/C=C/CBr"
]
}
]
},
"https://w3id.org/chemrof/inchi2d_key_string": {
"@id": "https://w3id.org/chemrof/inchi2d_key_string",
"@value": [
"RMXLHIUHKIVPAB-OWOJBTEDSA-N"
],
"attested_by": {
"RMXLHIUHKIVPAB-OWOJBTEDSA-N": [
"enrich_references.pubchem_semantic",
"rdkit_post_consensus"
]
},
"rdfs:label": "InChIKey",
"provenance": [
{
"prov:wasGeneratedBy": "enrich_references.pubchem_semantic",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CID:641245"
],
"prov:wasDerivedFrom": "pubchem.props.InChIKey"
},
{
"prov:wasGeneratedBy": "rdkit_post_consensus",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"BrC/C=C/CBr"
]
}
]
},
"https://w3id.org/chemrof/smiles_string": {
"@id": "https://w3id.org/chemrof/smiles_string",
"rdfs:label": "SMILES",
"@value": [
"BrCC=CCBr"
],
"provenance": [
{
"prov:wasGeneratedBy": "opsin_iupac",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"(2E)-1,4-Dibromo-2-butene"
]
},
{
"prov:wasGeneratedBy": "rdkit_post_consensus",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"BrC/C=C/CBr"
]
},
{
"prov:wasGeneratedBy": "semantic_typing.classify",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"BrC/C=C/CBr"
],
"prov:wasDerivedFrom": "smiles_string.stereochemistry_removed"
}
],
"attested_by": {
"BrC/C=C/CBr": [
"opsin_iupac",
"rdkit_post_consensus"
]
}
},
"https://w3id.org/chemrof/inchi2d_string": {
"@id": "https://w3id.org/chemrof/inchi2d_string",
"rdfs:label": "InChI",
"@value": [
"InChI=1S/C4H6Br2/c5-3-1-2-4-6/h1-2H,3-4H2/b2-1+"
],
"provenance": [
{
"prov:wasGeneratedBy": "opsin_iupac",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"(2E)-1,4-Dibromo-2-butene"
]
},
{
"prov:wasGeneratedBy": "rdkit_post_consensus",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"BrC/C=C/CBr"
]
}
],
"attested_by": {
"InChI=1S/C4H6Br2/c5-3-1-2-4-6/h1-2H,3-4H2/b2-1+": [
"opsin_iupac",
"rdkit_post_consensus"
]
}
},
"https://w3id.org/chemrof/IUPAC_name": {
"@id": "https://w3id.org/chemrof/IUPAC_name",
"rdfs:label": "IUPAC name",
"@value": [
"(2E)-1,4-Dibromo-2-butene"
],
"provenance": {
"prov:wasGeneratedBy": "opsin_iupac",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"(2E)-1,4-Dibromo-2-butene"
]
},
"attested_by": {
"(2E)-1,4-Dibromo-2-butene": [
"opsin_iupac"
]
}
},
"https://w3id.org/chemrof/molecular_mass": {
"@id": "https://w3id.org/chemrof/molecular_mass",
"rdfs:label": "Molecular mass",
"@value": [
213.9
],
"provenance": [
{
"prov:wasGeneratedBy": "rdkit_pre_consensus",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"C(/C=C/CBr)Br"
]
},
{
"prov:wasGeneratedBy": "rdkit_post_consensus",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"BrC/C=C/CBr"
]
}
],
"attested_by": {
"213.9": [
"rdkit_post_consensus",
"rdkit_pre_consensus"
]
},
"http://qudt.org/schema/qudt/hasUnit": "https://vocab.brightway.one/units/unit/GM-PER-MOL"
},
"https://w3id.org/chemrof/monoisotopic_mass": {
"@id": "https://w3id.org/chemrof/monoisotopic_mass",
"rdfs:label": "Monoisotopic mass",
"@value": [
211.883624
],
"provenance": [
{
"prov:wasGeneratedBy": "rdkit_pre_consensus",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"C(/C=C/CBr)Br"
]
},
{
"prov:wasGeneratedBy": "rdkit_post_consensus",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"BrC/C=C/CBr"
]
}
],
"attested_by": {
"211.883624": [
"rdkit_post_consensus",
"rdkit_pre_consensus"
]
},
"http://qudt.org/schema/qudt/hasUnit": "https://vocab.brightway.one/units/unit/GM-PER-MOL"
},
"https://w3id.org/chemrof/isomeric_smiles_string": {
"rdfs:label": "isomeric smiles string",
"@value": [
"BrC/C=C/CBr"
],
"provenance": [
{
"prov:wasGeneratedBy": "opsin_iupac",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"(2E)-1,4-Dibromo-2-butene"
]
},
{
"prov:wasGeneratedBy": "rdkit_post_consensus",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"BrC/C=C/CBr"
]
},
{
"prov:wasGeneratedBy": "semantic_typing.classify",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:wasDerivedFrom": "smiles_string"
}
]
}
},
"references": [
{
"@id": "http://jglobal.jst.go.jp/en/redirect?Nikkaji_No=J55.489H",
"provenance": {
"prov:wasGeneratedBy": "enrich_references.pubchem_identifier_url",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CID:641245;CAS:821-06-7"
],
"prov:wasDerivedFrom": "pubchem.identifiers[821-06-7]"
}
},
{
"@id": "http://jglobal.jst.go.jp/en/redirect?Nikkaji_No=J7.120J",
"provenance": {
"prov:wasGeneratedBy": "enrich_references.pubchem_identifier_url",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CID:641245;CAS:821-06-7"
],
"prov:wasDerivedFrom": "pubchem.identifiers[821-06-7]"
}
},
{
"@id": "https://chem.echa.europa.eu/100.011.338",
"provenance": {
"prov:wasGeneratedBy": "enrich_references.pubchem_identifier_url",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CID:641245;CAS:821-06-7"
],
"prov:wasDerivedFrom": "pubchem.identifiers[821-06-7]"
}
},
{
"@id": "https://chem.echa.europa.eu/100.027.473",
"provenance": {
"prov:wasGeneratedBy": "enrich_references.pubchem_identifier_url",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CID:641245;CAS:821-06-7"
],
"prov:wasDerivedFrom": "pubchem.identifiers[821-06-7]"
}
},
{
"@id": "https://commonchemistry.cas.org/detail?cas_rn=821-06-7",
"provenance": {
"prov:wasGeneratedBy": "enrich_references.consensus_cas_link",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"821-06-7"
],
"prov:wasDerivedFrom": "cas_numbers"
}
},
{
"@id": "https://comptox.epa.gov/dashboard/DTXSID8024941",
"provenance": {
"prov:wasGeneratedBy": "enrich_references.pubchem_identifier_url",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CID:641245;CAS:821-06-7"
],
"prov:wasDerivedFrom": "pubchem.identifiers[821-06-7]"
}
},
{
"@id": "https://pubchem.ncbi.nlm.nih.gov/compound/641245",
"provenance": {
"prov:wasGeneratedBy": "enrich_references.pubchem_compound",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CID:641245;CAS:821-06-7"
],
"prov:wasDerivedFrom": "pubchem.by_cas[821-06-7]"
}
},
{
"@id": "https://pubchem.ncbi.nlm.nih.gov/erg/#2588",
"provenance": {
"prov:wasGeneratedBy": "enrich_references.pubchem_identifier_url",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CID:641245;CAS:821-06-7"
],
"prov:wasDerivedFrom": "pubchem.identifiers[821-06-7]"
}
},
{
"@id": "https://www.ebi.ac.uk/chembl/explore/compound/CHEMBL1324439",
"provenance": {
"prov:wasGeneratedBy": "enrich_references.pubchem_identifier_url",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CID:641245;CAS:821-06-7"
],
"prov:wasDerivedFrom": "pubchem.identifiers[821-06-7]"
}
},
{
"@id": "https://www.wikidata.org/wiki/Q72464010",
"provenance": {
"prov:wasGeneratedBy": "enrich_references.pubchem_identifier_url",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"CID:641245;CAS:821-06-7"
],
"prov:wasDerivedFrom": "pubchem.identifiers[821-06-7]"
}
}
],
"created_from": {
"resolver": "hybrid_name_cas_v1",
"seed_uuid": "0d567872-8cc3-4e73-b21a-2407aa73bb81",
"seed_source": "EF 3.1",
"semantic_typing": {
"rule": "neutral_molecule",
"reason": "",
"types": [
"https://w3id.org/chemrof/NeutralMolecule"
],
"provenance": {
"prov:wasGeneratedBy": "semantic_typing.classify",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:wasDerivedFrom": "semantic_typing.rule.neutral_molecule"
}
}
},
"classifications": {
"http://semanticscience.org/resource/CHEMINF_000446": {
"@value": [
"821-06-7"
],
"rdfs:seeAlso": [
"https://commonchemistry.cas.org/detail?cas_rn=821-06-7"
],
"http://www.w3.org/2004/02/skos/core#exactMatch": [
{
"@id": "https://commonchemistry.cas.org/detail?cas_rn=821-06-7"
}
],
"provenance": {
"prov:wasGeneratedBy": "hybrid_name_cas_v1",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"EF 3.1"
],
"prov:wasDerivedFrom": "cas_numbers"
}
},
"http://semanticscience.org/resource/CHEMINF_000447": {
"@value": [
"212-472-7"
],
"rdfs:seeAlso": [
"https://echa.europa.eu/search-for-chemicals?query=212-472-7"
],
"provenance": {
"prov:wasGeneratedBy": "hybrid_name_cas_v1",
"prov:wasAttributedTo": "consensus-flow-list",
"prov:hadPrimarySource": [
"EF 3.1"
],
"prov:wasDerivedFrom": "ec_numbers"
}
}
},
"origin_qualifier": null,
"parent_flow_object_id": null,
"parent_intervention_id": null,
"@type": [
"https://w3id.org/chemrof/NeutralMolecule"
]
}