Papaverine

Sapropterin is a Phenylalanine Hydroxylase Activator.

Labeled Clopidogrel, intended for use as an internal standard for the quantification of Clopidogrel by GC- or LC-mass spectrometry.

Labeled Clopidogrel, intended for use as an internal standard for the quantification of Clopidogrel by GC- or LC-mass spectrometry.

Impurity in commercial preparations of Diazepam

Doxofylline is a xanthine molecule that appears to be both bronchodilator and anti-inflammatory with an improved therapeutic window over conventional xanthines such as Theophylline and the evidence supporting the effects of Doxofylline in the treatment

Rasagiline, is a selective and irreversible propargylamine inhibitor of monoamine oxidase which has been used to increase the availability of dopamine at striatal receptors as a method to treat Parkinson’s disease.

Impurity in commercial preparation of Piracetam.

Labeled Rilpivirine, intended for use as an internal standard for the quantification of Rilpivirine by GC- or LC-mass spectrometry.

Labeled Sildenafil, intended for use as an internal standard for the quantification of Sildenafil by GC- or LC-mass spectrometry.

Molecular formula: C14H21N3O2SMolecular weight: 295.14

Molecular formula: C16H14F3N3O2SMolecular weight: 369.36

Molecular formula: C11H9I3N2O4Molecular weight: 613.91

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