C5H13NO2
119.16 g/mol
Industrial ChemicalWarning
N-METHYLDIETHANOLAMINE
CAS105-59-9EC203-312-7
Category
Industrial Chemical
Compound Class
Amine
Primary Use
Acid gas absorbent and surfactant intermediate
Methyldiethanolamine (MDEA) is a colorless liquid with an ammonia-like odor, miscible with water, ethanol, and benzene. It is primarily used as an acid gas absorbent and as an intermediate in surfactant production.
Acid gas absorbentSurfactant intermediate
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.
Controlled substances
Substances on this list are tightly controlled under chemical-weapons or precursor regulations. ChemAbout does not facilitate their procurement; this page is a compliance reference only.
Relevant lists:CWC Schedule 3
CAS 105-59-9
Related Compounds
ReferenceSame Category
Caprolactam
CAS105-60-2
Monomer for nylon 6 production
ReferenceSame Category
2,4-dimethylphenol
CAS105-67-9
Production of antioxidants and resins
ReferenceSame Category
Lauroyl peroxide
CAS105-74-8
polymerization initiator and bleaching agent
ReferenceSame Category
Dibutyl fumarate
CAS105-75-9
Plasticizer
Safety Reference
Warning
H319Causes serious eye irritation
H320Causes eye irritation
H361Suspected of damaging fertility or the unborn child
Regulatory Compliance1
- CWC Schedule 3GlobalInternational ConventionListedSource
Customs Tariff Classification
The international HS code for N-METHYLDIETHANOLAMINE (CAS 105-59-9) is 2922.17.
HS code (international, 6-digit)
2922.17
EU CN code (8-digit)
2922 17 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
2-[2-hydroxyethyl(methyl)amino]ethanol
InChIKey
CRVGTESFCCXCTH-UHFFFAOYSA-N
SMILES
CN(CCO)CCO
Synonyms (39)
- MDEA
- 2,2'-(Methylimino)diethanol
- AMINO ALCOHOL MDA
- Bis(hydroxyethyl)methylamine
- Diethanolmethylamine
- Ethanol,2'-(methylimino)bis-
- Ethanol,2'-(methylimino)di-
- MDEA amine
- METHYLDIETHANOLAMINE, N-
- Mdea (diol)
- Methyldiethanolamine
- Methyliminodiethanol
- N-METHYLDIETHANOLAMINE
- N-Methyl-2,2'-iminodiethanol
- N-Methylaminodiglycol
- N-Methyldiethanolimine
- N-Methylimino-2,2'-diethanol
- N-Methyliminodiethanol
- USAF DO-52
- di(hydroxyethyl)methylamine
- n-methyldiethanolamin