Escitalopram oxalate

About Escitalopram oxalate

Escitalopram oxalate is a stable isotope labelled analogue related to Escitalopram carrying the CAS registry number 219861-08-2. With the molecular formula C22H23FN2O5, it has a molar mass of 414.4 g/mol. Alternative names: Escitalopram Oxalate form 1 and Citalopram Oxalate S-Isomer.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Warning” with 4 hazard statements. Review the Safety Data Sheet before use.

This isotope-labelled compound is used as an internal standard for LC-MS and LC-MS/MS quantitation of Escitalopram and related analytes in bioanalytical, pharmacokinetic and impurity studies. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

LC-MS/MS internal standard
Bioanalytical quantitation
Pharmacokinetic studies

Industries

Related to Escitalopram

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

Escitalopram impurities

Specifications & identifiers

Chemical identifiers
Product name	Escitalopram oxalate
Catalogue No.	VQ-021220
CAS Number	219861-08-2
IUPAC name	(1S)-1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-3H-2-benzofuran-5-carbonitrile;oxalic acid
Molecular formula	C₂₂H₂₃FN₂O₅
Molecular weight	414.4 g/mol
Exact mass	414.1591
Grade	Reference Standard
HSN code	38229090
InChIKey	KTGRHKOEFSJQNS-BDQAORGHSA-N
SMILES	CN(C)CCC[C@@]1(C2=C(CO1)C=C(C=C2)C#N)C3=CC=C(C=C3)F.C(=O)(C(=O)O)O
PubChem CID	146571

Physical properties
Physical form	Solid
H-bond donors / acceptors	2 / 8
TPSA	111 Å²
Synonyms	Escitalopram Oxalate form 1, Citalopram Oxalate S-Isomer, Escitalopram (as oxalate), Citalopram oxalate, (s)-, LU-26-054-O, Escitalopram Oral, (S)-Citalopram Oxalate, (S)-(+)Citalopram oxalate, (S)-(+)-Citalopram Oxalate, S-(+)-1-(3-(Dimethylamino)propyl)-1-(p-fluorophenyl)-5-phthalancarbonitrile oxalate, Gaudium

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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 Escitalopram oxalate?

The CAS Registry Number of Escitalopram oxalate is 219861-08-2. It is also known as Escitalopram Oxalate form 1, Citalopram Oxalate S-Isomer, Escitalopram (as oxalate).

What is the molecular formula and molecular weight of Escitalopram oxalate?

Escitalopram oxalate has the molecular formula C22H23FN2O5 and a molecular weight of 414.4 g/mol.

What is Escitalopram oxalate used for?

Escitalopram oxalate is supplied as a characterised reference material related to Escitalopram. 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 Escitalopram oxalate can I order?

We supply Escitalopram oxalate 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 Escitalopram oxalate?

Yes. Every lot of Escitalopram oxalate 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 Escitalopram oxalate be shipped internationally?

Yes. Escitalopram oxalate 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.