Molecular structure of L-2-Amino-3-methylbutan-1-ol (CAS NO.2026-48-4) is:

Product Name: L-2-Amino-3-methylbutan-1-ol
CAS Registry Number: 2026-48-4
IUPAC Name: 2-amino-3-methylbutan-1-ol
Molecular Weight: 103.16282 [g/mol]
Molecular Formula: C₅H₁₃NO
XLogP3-AA: 0
H-Bond Donor: 2
H-Bond Acceptor: 2 
EINECS: 217-975-5
Melting Point: 30-34 °C
Refractive index: n20/D 1.4548(lit.)
Sensitive: Air Sensitive
Surface Tension: 33.3 dyne/cm
Density: 0.912 g/cm³
Flash Point: 91.1 °C
Enthalpy of Vaporization: 49.24 kJ/mol
Boiling Point: 186.8 °C at 760 mmHg
Vapour Pressure: 0.182 mmHg at 25°C
Product Categories: Pharmaceutical Intermediates;Amines;blocks;Amino Alcohols;Amino Acid Derivatives;Valine [Val, V];Amino Alcohols (Chiral);Asymmetric Synthesis;Chiral Building Blocks;Synthetic Organic Chemistry;Chiral Compound;Amino alcohols

 L-2-Amino-3-methylbutan-1-ol (CAS NO.2026-48-4) is used in the field of antitumor, anesthetic, antipasmodic, hepatotoxic, antiinflammatory or anti-HIV activities. 

Hazard Codes: Xi
Risk Statements: 36-36/37/38 
R36:Irritating to eyes. 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-24/25-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S24/25:Avoid contact with skin and eyes. 
S36:Wear suitable protective clothing.
WGK Germany: 3
F: 10-23
HazardClass: IRRITANT
HS Code: 29221980

 L-2-Amino-3-methylbutan-1-ol , its cas register number is 2026-48-4. It also can be called L-2-Amino-3-methylbutan-1-ol ; L-(+)-Valinol ; (S)-(+)-2-Amino-3-methyl-1-butanol ; (2S)-2-Amino-3-methylbutan-1-ol ; 1-Butanol, 2-amino-3-methyl-, (S)- .It is a white to light yellow crystal powder.