Crotonaldehyde

2-Butenaldehyde
But-2-en-1-al

Property	Value
InChI2D key string chemrof:inchi2d_key_string	MLUCVPSAIODCQM-UHFFFAOYSA-N
InChI2D string chemrof:inchi2d_string	InChI=1S/C4H6O/c1-2-3-4-5/h2-4H,1H3
IUPAC name chemrof:IUPAC_name	2-butenal, but-2-enal
Molecular formula chemrof:molecular_formula	C4H6O
Molecular mass chemrof:molecular_mass	70.091
Monoisotopic mass chemrof:monoisotopic_mass	70.041865
SMILES string chemrof:smiles_string	CC=CC=O

Where 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=4170-30-3	enrich_references.pubchem_identifier_url
comptox.epa.gov	https://comptox.epa.gov/dashboard/DTXSID8024864	enrich_references.pubchem_identifier_url
ebi.ac.uk	https://www.ebi.ac.uk/chembl/explore/compound/CHEMBL3561468	enrich_references.pubchem_identifier_url
HMDB	https://hmdb.ca/metabolites/HMDB0249459	enrich_references.pubchem_identifier_url
PubChem	https://pubchem.ncbi.nlm.nih.gov/compound/20138	enrich_references.pubchem_compound
wikidata.org	https://www.wikidata.org/wiki/Q60193372	enrich_references.pubchem_identifier_url

Flow	Context	Source	Unit	CFs
827d492e-9eb9-4f85-8247-57c26f94ed13	Environmental → Air → Aircraft cruise height	EF 3.1	kg	4
d8b0ee8d-db10-43df-894e-4344aacb3334	Environmental → Air → Ground level → Urban (>1000 people/square mile)	EF 3.1	kg	4
d859e26b-b195-4781-af60-19e45295baeb	Environmental → Air → Indoor	EF 3.1	kg	4
47c2436a-5b7d-4365-809f-26db050bdd8e	Environmental → Air → Long-term	EF 3.1	kg	0
f6377492-29e5-45af-9b1e-de2f6aa21a92	Environmental → Air → Medium stack, <150 meters → Rural (<1000 people/square mile)	EF 3.1	kg	4
4479bc7c-72f7-4914-a3e9-6b4ea9695fa3	Environmental → Air → Unknown	EF 3.1	kg	4
3850f5c3-5c85-4b11-b9e4-ea30fbc13d14	Environmental → Ground → Agricultural	EF 3.1	kg	4
d050c02e-c13f-4337-a62d-de0409e61bcd	Environmental → Ground → Non-agricultural	EF 3.1	kg	4
26eb01e0-4a4d-4462-8f83-4fc529ef6572	Environmental → Ground → Unknown	EF 3.1	kg	4
319abd7f-49c6-4c66-b1c9-fa99b33e421b	Environmental → Water → Long-term	EF 3.1	kg	0
639032f5-f901-45fa-8cc2-29cfcf08d015	Environmental → Water → Ocean	EF 3.1	kg	4
bd8979d6-87b9-4ba8-adf5-ef19e82f2d1a	Environmental → Water → Surface water	EF 3.1	kg	4
288740bd-7b52-4ba1-a07f-d779ab3e96cf	Environmental → Water → Unknown	EF 3.1	kg	4

Everything that changed this substance (57 changes)

Open the changes page

Flow object JSON

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}

Crotonaldehyde

Identity

Structure

Alternative labels

Properties

Known URLs

Elementary flows

History

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