Empirical Formula: C₂₂H₃₇ClN₂O₅S
Molecular Weight: 477.0576
Nominal Mass: 476 Da
Average Mass: 477.0576 Da
Monoisotopic Mass: 476.21117 Da 
Flash Point: 323.7 °C
Enthalpy of Vaporization: 95.49 kJ/mol
Boiling Point: 611.7 °C at 760 mmHg
Vapour Pressure: 8.09E-16 mmHg at 25 °C
Structure of Tirofiban hydrochloride (CAS NO.142373-60-2):
                         
IUPAC Name: (2S)-2-(Butylsulfonylamino)-3-[4-(4-piperidin-4-ylbutoxy)phenyl] propanoic acid hydrochloride
Canonical SMILES: CCCCS(=O)(=O)NC(CC1=CC=C(C=C1)OCCCCC2CCNCC2)C(=O)O.Cl
Isomeric SMILES: CCCCS(=O)(=O)N[C@@H](CC1=CC=C(C=C1)OCCCCC2CCNCC2)C(=O)O.Cl
InChI: InChI=1S/C22H36N2O5S.ClH/c1-2-3-16-30(27,28)24-21(22(25)26)17-19-7-9-20(10-8-19)29-15-5-4-6-18-11-13-23-14-12-18;/h7-10,18,21,23-24H,2-6,11-17H2,1H3,(H,25,26);1H/t21-;/m0./s1
InChIKey: KPKFFYOMPGOQRP-BOXHHOBZSA-N

Tirofiban hydrochloride (CAS NO.142373-60-2) has been used as platelet glycoprotein-IIb/IIIa receptor antagonist.

 Tirofiban hydrochloride , its cas register number is 142373-60-2. It also can be called N-(Butylsulfonyl)-O-[4-(4-piperidinyl)butyl]-L-tyrosine hydrochloride ; Tirofiban HCl ; and Aggrastat .