C20H21FN2O2
340.4 g/mol
APIWarning
1-[3-(Dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-3-hydroxy-5-isobenzofurancarbonitrile
CAS411221-53-9
Category
API
Compound Class
Amine
Primary Use
Pharmaceutical Raw Material
This compound is a chemical reference impurity used in pharmaceutical quality control. It is a fluorinated benzofuran derivative with a dimethylaminopropyl side chain and a nitrile group, used as a standard for analytical testing.
Pharmaceutical reference standard for impurity testingAnalytical method development and validation
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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CAS 411221-53-9
Related Compounds
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Referencesame scaffold
Citalopram carboxylic acid
CAS440121-09-5
pharmaceutical intermediate
Referencesame scaffold
1-(4-Fluorophenyl)-1,3-dihydroisobenzofuran-5-carbonitile
CAS64169-67-1
pharmaceutical intermediate
Referencesame scaffold
1-(3-dimethylaminopropyl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-5-carboxamide
CAS64372-56-1
pharmaceutical raw material
Safety Reference
Warning
H302Harmful if swallowed
Identifiers
IUPAC Name
1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-3-hydroxy-3H-2-benzofuran-5-carbonitrile
InChIKey
LJPQJFHBFOOIHE-UHFFFAOYSA-N
SMILES
CN(C)CCCC1(C2=C(C=C(C=C2)C#N)C(O1)O)C3=CC=C(C=C3)F
Synonyms (13)
- Citalopram EP Impurity B
- Citalopram EP Impurity B; Escitalopram EP Impurity B
- 3-Hydroxy Citalopram