C2H4O
44.05 g/mol
Industrial ChemicalDanger
Acetaldehyde
CAS75-07-0EC200-836-8
Category
Industrial Chemical
Compound Class
Other
Primary Use
chemical intermediate for synthesis
Acetaldehyde is an organic chemical compound, one of the most important aldehydes, occurring widely in nature and produced on a large scale in industry.
chemical intermediate for synthesis
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:California Proposition 65
CAS 75-07-0
Related Compounds
ReferenceSame Category
Ethanethiol
CAS75-08-1
Odorant for natural gas
ReferenceSame Category
Dichloromethane
CAS75-09-2
Industrial solvent and paint stripper
ReferenceSame Category
Difluoromethane
CAS75-10-5
Refrigerant
ReferenceSame Category
Formamide
CAS75-12-7
chemical intermediate and ionizing solvent
Referencestereoisomer of
Acetaldehyde-2,2,2-d3
CAS19901-15-6
research compound
Referencestereoisomer of
(1-2H1)Acetaldehyde
CAS4122-13-8
research compound
Safety Reference
Danger
H224Extremely flammable liquid and vapour
H319Causes serious eye irritation
H335May cause respiratory irritation
H341Suspected of causing genetic defects
H350May cause cancer
H302Harmful if swallowed
H311Toxic in contact with skin
H317May cause an allergic skin reaction
H351Suspected of causing cancer
H332Harmful if inhaled
H336May cause drowsiness or dizziness
H360May damage fertility or the unborn child
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
H402Harmful to aquatic life
H361Suspected of damaging fertility or the unborn child
H315Causes skin irritation
Customs Tariff Classification
The international HS code for Acetaldehyde (CAS 75-07-0) is 2912.12.
HS code (international, 6-digit)
2912.12
EU CN code (8-digit)
2912 12 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
acetaldehyde
InChIKey
IKHGUXGNUITLKF-UHFFFAOYSA-N
SMILES
CC=O
Synonyms (42)
- ACETALD
- Acetaldehyde, United States Pharmacopeia (USP)
- 8 - Formaldehyde
- ACETYL GROUP
- Acetaldehyd
- Acetaldehyd [German]
- Acetaldehyde (natural)
- Acetaldehyde 1501
- Acetaldehyde Phenolic
- Acetaldeyde
- Acetic ethanol
- Acetylaldehyde
- Aldehyde acetique
- Aldehyde acetique [French]
- Aldeide acetica
- Aldeide acetica [Italian]
- Azetaldehyd
- MeCHO
- Octowy aldehyd
- Octowy aldehyd [Polish]
- acetaldehyde
- acetaldehydes
- acetaldhyde
- acetic aldehyde
- acetic hydride
- acetoaldehyde
- ethaldehyde
- ethanal
- ethanone
- ethyl aldehyde