Molecular Structure of L-Lysine dihydrochloride (CAS NO.657-26-1):

IUPAC Name: 2,6-Diaminohexanoic Acid Dihydrochloride
CAS: 657-26-1
Formula: C₆H₁₆Cl₂N₂O₂
Molecular Weight: 219.11
H bond acceptors: 4
H bond donors: 5
Freely Rotating Bonds: 7
Polar Surface Area: 32.78Ų
Melting Point: 200-206 °C(lit.)
Flash Point: 142.2 °C
Boiling Point: 311.5 °C at 760 mmHg
Sensitive:  Hygroscopic
Enthalpy of Vaporization: 60.75 kJ/mol
Vapour Pressure: 0.000123 mmHg at 25°C
InChI
InChI=1/C6H14N2O2.2ClH/c7-4-2-1-3-5(8)6(9)10;;/h5H,1-4,7-8H2,(H,9,10);2*1H/t5-;;/m0../s1
Smiles
NCCCC[C@H](N)C(=O)O.Cl.Cl
The classification: Lysine [Lys, K]; Amino Acids and Derivatives; Alpha-Amino Acids; Amino Acids; Biochemistry; Amino hydrochloride

Hazard Codes: Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 22-24/25-37/39-26
S22:Do not breathe dust. 
S24/25:Avoid contact with skin and eyes. 
S37/39:Wear suitable gloves and eye/face protection. 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany: 3
F: 3-10

  The chemical synonyms of L-Lysine dihydrochloride (CAS NO.657-26-1) are L-2,6-diaminohexanoic acid dihydrochloride ; L-(+)-lysine dihydrochloride ; L-lysine dihydrochloride ; H-lys-oh 2hcl9(S)-2,6-diaminohexanoic acid dihydrochloride ; H-lys-oh·2hcl ; Dl-sercine methyl ester hydrochloride .The product of it is widely used in medicine, food and cosmetics industries, nutritional supplements, bio-growth-promoting agent. and that is the essential amino Acids of human body.It shoud avoid breathing dust, vapor, mist or gas. Avoid contact with skin and eyes and stored in a cool, dry place with a tightly closed container. In order to protect personal safety, it must wear chemical splash goggles, wear appropriate protective gloves to prevent skin exposure and wear appropriate protective clothing to prevent skin exposure.