Piracetam
CAS Number: 7491-74-9
Molecular Formula: C6H10N2O2
Molecular Weight: 142.16

(S)-(-)-4-Hydroxy-2-pyrrolidinone
CAS Number: 68108-18-9
Molecular Formula: C4H7NO2
Molecular Weight: 101.10

Oxiracetam
CAS Number: 62613-82-5
Molecular Formula: C6H10N2O3
Molecular Weight: 158.16

N-Phenylhydroxylamine
CAS Number: 100-65-2
Molecular Formula: C6H7NO
Molecular Weight: 109.13

Loxoprofen Related Compound 4
CAS Number: N/A
Molecular Formula: C15H18O5
Molecular Weight: 278.30

Loxoprofen Related Compound 1
CAS Number: 1091621-63-4
Molecular Formula: C25H36O3
Molecular Weight: 384.55

Loxoprofen Related Impurity 6
CAS Number: 43153-07-7
Molecular Formula: C10H10O3
Molecular Weight: 178.18

4-(1-Carboxyethyl)-δ-oxo-benzenehexanoic Acid
CAS Number: 1091621-61-2
Molecular Formula: C15H18O5
Molecular Weight: 278.30