(S)-Desmethylcitalopram

Also known as: (S)-Desmethylcitalopram, (S)-N-Demethylcitalopram, (S)-1-(4-Fluorophenyl)-1-(3-(methylamino)propyl)-1,3-dihydroisobenzofuran-5-carbonitrile, N-Desmethylcitalopram, Citalopram EP Impurity D

(S)-Desmethylcitalopram (CAS 144025-14-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C19H19FN2O and a molecular weight of 310.36500 g/mol. Key properties include a melting point of 60-65ºC and a flash point of 9℃. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H301 — Toxic if swallowed and H311 — Toxic in contact with skin. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 144025-14-9
Jingsj CID: J-1121216-1
Molecular Formula: C₁₉H₁₉FN₂O
Molecular Weight: 310.36500 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	60-65ºC
Flash Point	9℃
Exact Mass	310.14800
PSA	45.05000
LogP	3.86168
Storage Conditions	Hygroscopic, -20?C Freezer, Under Inert Atmosphere
Stability	Hygroscopic

GHS Safety & Compliance

Flammable / Acute Toxicity / Health HazardSignal word: Danger

H225 — Highly flammable liquid and vapour
H301 — Toxic if swallowed
H311 — Toxic in contact with skin
H331 — Toxic if inhaled
H370 — Causes damage to organs

Frequently Asked Questions

What is the CAS number of (S)-Desmethylcitalopram?

The CAS number of (S)-Desmethylcitalopram is 144025-14-9.

What are the molecular formula and molecular weight of (S)-Desmethylcitalopram?

(S)-Desmethylcitalopram has molecular formula C19H19FN2O and molecular weight 310.36500 g/mol.

Is (S)-Desmethylcitalopram hazardous?

(S)-Desmethylcitalopram has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H301 — Toxic if swallowed; H311 — Toxic in contact with skin.

What are the upstream and downstream products of (S)-Desmethylcitalopram?

For (S)-Desmethylcitalopram, Upstream Products: Escitalopram, 4-bromo-3-(hydroxymethyl)benzonitrile, 4-Bromo-3-methylbenzonitrile; Downstream Products: Escitalopram.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "(S)-Desmethylcitalopram (CAS 144025-14-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1121216-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.