C26H31N5O4
477.6 g/mol
APIWarning
N-[2-[6,7-Dihydro-9,10-dimethoxy-4-oxo-2-[(2,4,6-trimethylphenyl)imino]-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl]ethyl]urea
CAS1884461-72-6
Category
API
Compound Class
Heterocycle
Primary Use
Pharmaceutical Raw Material
This compound is an active pharmaceutical ingredient (API) characterized by a complex heterocyclic structure containing multiple aromatic rings, ether groups, and a urea moiety. Its primary significance lies in its use as a pharmaceutical raw material for research and manufacturing.
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
StrongSame Parent
Ensifentrine (stereochemically undefined)
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SimilarStructure SimilarSimilarity 0.78
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Referencesame scaffold
2-(mesitylamino)-9,10-dimethoxy-6,7-dihydro-4H-pyrimido[6,1-a]isoquinolin-4-one
CAS76536-66-8
research compound
Safety Reference
Warning
H315Causes skin irritation
H335May cause respiratory irritation
H373May cause damage to organs through prolonged or repeated exposure
Customs Tariff Classification
The international HS code for N-[2-[6,7-Dihydro-9,10-dimethoxy-4-oxo-2-[(2,4,6-trimethylphenyl)imino]-2H-pyrimido[6,1-a]isoquinolin-3(4H)-yl]ethyl]urea (CAS 1884461-72-6) is 2933.59.
HS code (international, 6-digit)
2933.59
EU CN code (8-digit)
2933 59 95
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-[9,10-dimethoxy-4-oxo-2-(2,4,6-trimethylphenyl)imino-6,7-dihydropyrimido[6,1-a]isoquinolin-3-yl]ethylurea
InChIKey
CSOBIBXVIYAXFM-UHFFFAOYSA-N
SMILES
CC1=CC(=C(C(=C1)C)N=C2C=C3C4=CC(=C(C=C4CCN3C(=O)N2CCNC(=O)N)OC)OC)C
Synonyms (23)
- Ensifentrine (USAN/INN)
- (E)-Ensifentrine
- (E/Z)-Ensifentrine
- Ensifentrina
- Ensifentrine
- Ensifentrine Impurity 42
- LS-193,855
- Ohtuvayre
- Ohtuvayre (TN)
- RPL-554;Ensifentrinum
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