Citalopram EP Impurity B

Name: Citalopram EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-021168

About Citalopram EP Impurity B

Vaqora Chemicals supplies Citalopram EP Impurity B, a pharmacopeial impurity of Citalopram registered under CAS number 411221-53-9. Formula C20H21FN2O2, molecular weight 340.4 g/mol. Systematically, it is named 1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-3-hydroxy-3H-2-benzofuran-5-carbonitrile. Common synonyms include Escitalopram EP Impurity B and Escitalopram Oxalate - Impurity B.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

As a characterised impurity of Citalopram, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Citalopram EP Impurity B is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Citalopram

View every impurity, metabolite and intermediate we list for Citalopram.

Citalopram impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Citalopram EP Impurity B
Catalogue No.	VQ-021168
CAS Number	411221-53-9
IUPAC name	1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-3-hydroxy-3H-2-benzofuran-5-carbonitrile
Molecular formula	C₂₀H₂₁FN₂O₂
Molecular weight	340.4 g/mol
Exact mass	340.1587
Grade	Reference Standard
HSN code	38229090
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
PubChem CID	11267809

Physical properties
Physical form	Solid
LogP (XLogP3)	2.7
H-bond donors / acceptors	1 / 5
TPSA	56.5 Å²
Synonyms	Escitalopram EP Impurity B, Citalopram EP Impurity B / citalopram USP Related Compound B, Citalopram Hydrobromide - Impurity B (Freebase), Escitalopram Oxalate - Impurity B, 3-Hydroxy Citalopram

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements: P264, P270, P301 + P317, P330, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Citalopram EP Impurity B?

The CAS Registry Number of Citalopram EP Impurity B is 411221-53-9. It is also known as Escitalopram EP Impurity B, Citalopram EP Impurity B / citalopram USP Related Compound B, Citalopram Hydrobromide - Impurity B (Freebase).

What is the molecular formula and molecular weight of Citalopram EP Impurity B?

Citalopram EP Impurity B has the molecular formula C20H21FN2O2 and a molecular weight of 340.4 g/mol. Its IUPAC name is 1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-3-hydroxy-3H-2-benzofuran-5-carbonitrile.

What is Citalopram EP Impurity B used for?

Citalopram EP Impurity B is supplied as a characterised reference material related to Citalopram. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Citalopram EP Impurity B can I order?

We supply Citalopram EP Impurity B in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Citalopram EP Impurity B?

Yes. Every lot of Citalopram EP Impurity B is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Citalopram EP Impurity B be shipped internationally?

Yes. Citalopram EP Impurity B is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.