(S)-Modafinil (CIV)Modafinil IMP 2-[(S)-(Diphenylmethyl)sulfinyl]acetamide

Montelukast Sodium (S)-IsomerMontelukast IMP 1-[[[(1S)-1-[3-[(1E)-2-(7-Chloro-2-quinolinyl)ethenyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl)phenyl]propyl]thio]methyl]cyclopropaneacetic Acid sodium sal

Montelukast Methylstyrene (Styrene Montelukast)Montelukast IMP [1-[[[(1R)-1-[3-[(E)-2-(7-Chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(prop-1-en-2- yl)phenyl]propyl]sulfanyl]methyl]cyclopropyl]acetic Acid

Montelukast SulfoxideMontelukast IMP [1-[[[1-[3-[(E)-2-(7-chloroquinolin-2-yl)ethenyl]phenyl]-3-[2-(2-hydrox-ypropan-2-yl)phenyl]propyl]sulfinyl]methyl]cyclopropyl]acetic Acid

(R,R)-Montelukast Bis-sulfideMontelukast IMP 1-[[[(1R)-1-[3-[(1R)-1-[[[1-(Carboxymethyl)cyclopropyl]methyl]thio]-2-(7-chloro-2-quinolinyl)ethyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl) phenyl] propyl] thio]methyl]-cyclopropaneacetic Acid

(R,S)-Montelukast Bis-sulfideMontelukast IMP 1-[[[(1R)-1-[3-[(1S)-1-[[[1-(Carboxymethyl)cyclopropyl]methyl]thio]-2-(7-chloro-2-quinolinyl)ethyl]phenyl]-3-[2-(1-hydroxy-1-methylethyl) phenyl] propyl] thio]methyl]-cyclopropaneacetic Acid

Dimethylamine HydrochlorideMetformin Hydrochloride IMP N-Methylmethanamine Hydrochloride

MethsuximideMethsuximide API 1,3-Dimethyl-3-phenyl-2,5-pyrrolidinedione

3-(3,4-Dihydroxyphenyl)-2-methyl-L-alanine SesquihydrateMethyldopa API L-(−)-α-Methyldopa

Methylparaben Secondary StandardMethylparaben API p-Hydroxybenzoic Acid methyl ester