CAS Number: 136-47-0
Chemical Name: Tetracaine Hydrochloride
Molecular Formula: C15H25ClN2O2
Molecular Weight: 300.82

CAS Number: 150-13-0
Chemical Name: 4-Aminobenzoic Acid
Molecular Formula: C7H7NO2
Molecular Weight: 137.14

CAS Number: 4740-24-3
Chemical Name: 4-(Butylamino)benzoic Acid
Molecular Formula: C11H15NO2
Molecular Weight: 193.24

CAS Number: 71839-12-8
Chemical Name: Methyl 4-(Butylamino)benzoate
Molecular Formula: C12H17NO2
Molecular Weight: 207.27