C5H8N2O2
128.13 g/mol
OtherWarning
1-Acetyl-2-imidazolidinone
CAS5391-39-9EC226-388-3
Category
Other
Compound Class
Amide
Primary Use
Impurity standard
1-Acetyl-2-imidazolidinone is a chemical compound used primarily as an impurity standard in analytical and pharmaceutical research. Its structure features an amide group and a saturated heterocyclic ring.
Impurity standard in pharmaceutical analysisReference compound for quality control testing
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.
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Related Compounds
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Referencesame scaffold
(4,4,5,5-²H₄)Imidazolidin-2-one
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research compound
Referencesame scaffold
1-Methyl-2-imidazolidinone
CAS694-32-6
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Referencesame scaffold
Dimethyl imidazolidinone
CAS80-73-9
Chemical intermediate
Referencesame scaffold
2-Propenoic acid, 2-methyl-, 2-(2-oxo-1-imidazolidinyl)ethyl ester
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methacrylate monomer for polymer synthesis
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 1-Acetyl-2-imidazolidinone (CAS 5391-39-9) is 2933.29.
HS code (international, 6-digit)
2933.29
EU CN code (8-digit)
2933 29 90
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
1-acetylimidazolidin-2-one
InChIKey
JJWACYUTERPMBM-UHFFFAOYSA-N
SMILES
CC(=O)N1CCNC1=O
Synonyms (17)
- CLONIDINE HYDROCHLORIDE IMPURITY A (EP IMPURITY)
- Clonidine EP Impurity A
- Clonidine Hydrochloride Imp. A (EP); Clonidine Imp. A (EP); 1-Acetylimidazolidin-2-one; Clonidine Hydrochloride Impurity A; Clonidine Impurity A
- 1- Acetyl-imidazolidin-2-on
- 1-ACETYLIMIDAZOLIDINONE
- 1-Acetyl-2-imidazolidinone
- 1-acetyl-2-imidazolidone
- 1-acetyl-imidazolidine-2-one
- 1-acetyl-imidazolin-2-one
- 1-acetylimidazolidin-2-one
- 2-Imidazolidinone, 1-acetyl-
- N-Acetyl-2-Imidazolidinone
- N-Acetylimidazolidinone
- N-acetyl-imidazolid-2-one
- Tizanidine Impurity 7
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