Citalopram

Citalopram is one of the most selective serotonin reuptake inhibitors (SSRIs), used for major depressive disorder and anxiety disorders, with a straightforward pharmacokinetic profile and limited drug-drug interactions relative to older antidepressants. Simson Pharma's Citalopram reference standard and impurities support the high-volume compendial testing this widely prescribed antidepressant requires.

Simson Pharma Global Ltd. (UK) and Simson Pharma Global LLC (USA) supply high-quality Citalopram Reference Standards, pharmacopoeial reference materials, and its related impurities to pharmaceutical manufacturers, CROs, analytical laboratories, universities, and regulatory organizations worldwide. To service the Europe and America market efficiently, Simson Pharma Limited has set up Simson Pharma Global Ltd. in United Kingdom and Simson Pharma Global LLC in USA respectively.

Pharmaceutical Reference Standards / Impurity Standards

Citalopram Hydrobromide
Citalopram EP Impurity A
Citalopram EP Impurity B
Citalopram EP Impurity B Oxalate
Citalopram EP Impurity C
Citalopram EP Impurity C Hydrochloride
Citalopram EP Impurity C Oxalate
Citalopram EP Impurity D
Citalopram Impurity D Hydrochloride
Citalopram EP Impurity D Hydrobromide
Citalopram Related Compound E
Citalopram Impurity -F(EP)
Citalopram EP Impurity F Oxalate
Citalopram EP Impurity F Hydrobromide
N,N-Didesmethyl Citalopram
Escitalopram EP Impurity E
Citalopram EP Impurity G
Citalopram Dimethylaminobutanone Dihydrochloride Salt
(R)-Citalopram Oxalate
Desfluoro Citalopram
Citalopram EP Impurity E Hydrobromide
Citalopram Intermediate (3-chloro-N,N,2-trimethylpropan-1-amine)
Citalopram Related Compound E Hydrochloride
Citalopram Related Compound E
Citalopram Related Compound F
Citalopram Carboxylic Acid Impurity
Citalopram Carboxylic Acid Hydrobromide
Escitalopram Impurity 7
Citalopram Dihydroxy Impurity
3-Chloro-1-(N,N-dimethyl)propylamine
Citalopram Alkene Impurity Oxalate
Citalopram Alkene Impurity
Citalopram Descyano Impurity Oxalate
Citalopram acid
(R)-Citadiol
Citalopram EP Impurity D Hydrobromide
Citalopram Diol-Desfluoro Impurity
Citalopram EP imp E
Citalopram chloromethyl quartenary ammonium salt hydrate
N,N,1-Trimethyl-3,3-diphenylallylamine Hydrochloride
Escitalopram EP Impurity I
Citalopram Related Compound M
(+/-)Desfluoro Citalopram Hydrobromide
(S)-Citalopram-D4 Oxalate
Citalopram Impurity
4-(3-(dimethylamino)propyl)-4-(4-fluorophenyl) isochroman-7-carbonitrile
Citalopram Alkene Dimer Chloride
1-Descyano 1-(4-Dimethylamino)oxobutyl Citadiol
4-[4-(Dimethylamino)-1-oxobutyl]-3-(hydroxymethyl)benzonitrile
(S)-Didemethyl Citalopram Hydrochloride
(S)-Didemethyl Citalopram
4-(4-Fluorobenzoyl)-3-hydroxymethylbenzonitrile
5-bromophthalide
Citalopram Related Compound C Oxalate
1-Bromo-2-Fluoro benzene
1,4-Dicyanobenzene
Citalopram NDI IV B Impurity
N-Nitroso Citalopram
Citalopram R-Isomer
Ciprofloxacin Hydrochloride Hydrate
Citalopram hydrochloride
5-Dimethylaminobutyryl Citalopram Oxalate
Citalopram-D6 Oxalate
Citalopram EP impurity D Hydrochloride (R Isomer)
Citalopram EP Impurity D (S Isomer) oxalate salt
Citalopram impurity 21
(S)-N-Desmethyl Citalopram Hydrochloride
Citalopram Impurity 22
Citalopram Impurity 23
Citalopram Impurity 24
Escitalopram Impurity 13
Citalopram Impurity 26
2-(3-Chloropropyl)isoindole-1,3-dione
(R)-Citadiol oxalate
Citalopram Impurity 19
Citalopram hydroxy dimer impurity
Citalopram EP Impurity E Oxalate
Citalopram EP Impurity G Dioxalate
(S)-Citadiol
Citalopram Impurity 2
Citalopram Impurity 1

Metabolites

N-Nitroso Desmethyl Citalopram

Isotope Labelled Compounds

Citalopram-d4 Hydrobromide
(S)-Citalopram-D6 Oxalate
Citalopram-d4 Hydrobromide
Citalopram-D6
(S)-N-Desmethyl Citalopram Hydrochloride D3
N-Nitroso N-Desmethyl-Citalopram D3
N-Nitroso-Desmethyl Escitalopram-d3