The L-2,4-Diaminobutyric acid hydrobromine, with the CAS registry number 1758-80-1, is also known as L-Dab.HBr. It belongs to the product categories of Unusual Amino Acids; Amino Hydrochloride. This chemical's molecular formula is C₄H₁₁BrN₂O₂ and molecular weight is 199.05. What's more, both its IUPAC name and systematic name are the same which is called (2S)-2,4-Diaminobutanoic acid hydrobromide.

Physical properties about L-2,4-Diaminobutyric acid hydrobromine are: (1) # of Rule of 5 Violations: 1; (2) #H bond acceptors: 4; (3) #H bond donors: 5; (4)#Freely Rotating Bonds: 5; (5) Polar Surface Area: 89.34 Å²; (6) Flash Point: 156.7 °C; (7) Enthalpy of Vaporization: 63.6 kJ/mol; (8)Boiling Point: 335.6 °C at 760 mmHg; (9) Vapour Pressure: 2.25E-05 mmHg at 25 °C.

You can still convert the following datas into molecular structure:
(1) SMILES: Br.NCC[C@H](N)C(O)=O
(2) InChI: InChI=1/C4H10N2O2.BrH/c5-2-1-3(6)4(7)8;/h3H,1-2,5-6H2,(H,7,8);1H/t3-;/m0./s1
(3) InChIKey: RVCHWEZQMFNGBK-DFWYDOINBD