Venlafaxine

Venlafaxine is a serotonin-norepinephrine reuptake inhibitor (SNRI) widely prescribed for major depressive disorder, generalised anxiety disorder and panic disorder, with dose-dependent dual-neurotransmitter activity. Simson Pharma's Venlafaxine reference standard and impurities support the high-volume compendial and stability-indicating testing this widely prescribed antidepressant requires.

Simson Pharma Global Ltd. (UK) and Simson Pharma Global LLC (USA) supply high-quality Venlafaxine 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

Venlafaxine Hydrochloride
Venlafaxine
Venlafaxine EP Impurity A
Venlafaxine EP Impurity A Hydrochloride
Venlafaxine EP Impurity B
Venlafaxine EP Impurity C
Venlafaxine EP Impurity C Oxalate
Venlafaxine EP Impurity C
Venlafaxine EP Imp C (DL-N,N-Didesmethyl Venlafaxine)acetate
Venlafaxine EP Impurity D Hydrochloride
Venlafaxine EP Impurity E
Venlafaxine EP Impurity F
Venlafaxine EP Impurity G
Venlafaxine EP Impurity G
Venlafaxine EP Impurity H
Desmethoxy Venlafaxine Hydrochloride
O-Desmethyl Venlafaxine Hydrochloride
O-Desmethyl Venlafaxine Succinate Monohydrate
O-Desmethyl Venlafaxine Hydrochloride
O-Desmethyl Venlafaxine
Venlafaxine Impurity 2
N,O-Didesmethyl Venlafaxine
N,O- Didesmethyl Venlafaxine(2,2,2 Trifluriacetic acid salt)
Hordenine Hydrochloride
Desvenlafaxine Phenol Impurity
Desvenlafaxine Related Compound A
Desvenlafaxine N,N-Didesmethyl Impurity Hydrochloride
rac O-Desmethyl Venlafaxine b-D-Glucuronide
Desvenlafaxin N-oxide (Mixture Of Diastereomers)
Venlafaxine Impurity (4-(2-(methylamino)
1-(Cyano-(4-methoxyphenyl)methyl)cyclohexanol
Venlafaxine Cyano Impurity
Venlafaxine N-Oxide
Venlafaxine EP Impurity E Hydrochloride
Venlafaxine EP Impurity E
rac N,N-Didesmethyl-O-desmethyl Venlafaxine Glucuronide
D,L-N,N-Didesmethyl-O-desmethyl Venlafaxine
Venlafaxine EP Impurity D
Desvenlafaxine Succinate
4-Methoxyphenethylamine
O-Desmethyl Venlafaxine Cyclic Impurity
O-Desmethyl Venlafaxine Dimer
Venlafaxine Acetamide Analog Impurity
Rac-Dehydro-O-desmethyl Venlafaxine
Venlafaxine R-Isomer
Venlafaxine S-Isomer
Desvenlafaxine R-Isomer
Desvenlafaxine S-Isomer
Venlafaxine Hydroxy Nitrile Impurity
N-Nitroso Venlafaxine EP Impurity D
N-Nitroso Desmethyl Desvenlafaxine
Venlafaxine Impurity 5
N-Nitroso Venlafaxine EP Impurity D
N-Nitroso Desvenlafaxine Impurity
Desvenlafaxine benzyl ether impurity
1-(2-(dimethylamino)-1-(4-methoxyphenyl)ethyl)-Cyclohexanol Benzenesulfonate
Venlafaxine EP Impurity F Hydrochloride
Venlafaxine Impurity 3 Hydrochloride
N-(2-(1-Hydroxycyclohexyl)-2-(4-hydroxyphenyl)ethyl)-N-(4-hydroxyphenethyl)nitrous amide
Venlafaxine Impurity 7
Venlafaxine Impurity 8
Venlafaxine EP Impurity B Hydrochloride salt
N-Nitroso Venlafaxine EP Impurity H
Desvenlafaxine Benzoate
Venlafaxine Hydroxy Methyl Impurity
N-Nitroso Desvenlafaxine Impurity 3
N-Nitroso Desvenlafaxine Impurity 4
N-Nitroso Desvenlafaxine Impurity 6
N-Nitroso Desvenlafaxine Impurity 5
N-Nitroso Venlafaxine Impurity 3
N-Nitroso Venlafaxine Impurity 5
Venlafaxine Impurity 12
Venlafaxine Impurity 13
Venlafaxine Impurity 14
O-Desmethyl Venlafaxine N-Dimer
Desvenlafaxine Deshydroxy Impurity
Venlafaxine Impurity 9
N-Nitroso Venlafaxine Impurity 1

Metabolites

rac N,O-Didesmethyl Venlafaxine -D-Glucuronide Hydrochloride
O-Desmethyl Venlafaxine Glucuronide Lithium Salt (Mixture of Diastereomers

Isotope Labelled Compounds

O-Desmethyl Venlafaxine D6 Succinate Hydrate
Venlafaxine D6 Hydrochloride
Venlafaxine-d10 Hydrochloride
O-Desmethyl Venlafaxine-d10
O-Desmethyl Venlafaxine D6
(S)-O-Desmethyl-Venlafaxine-D6
(R)-O-Desmethyl-Venlafaxine-D6
N-Nitroso-N-Desmethyl-Desvenlafaxine-D3