L-Proline benzyl ester hydrochloride

IUPAC name: Benzyl pyrrolidine-2-carboxylate hydrochloride
Following is the structure of L-Proline,phenylmethyl ester, hydrochloride (1:1) (CAS NO.16652-71-4):
                    
Molecular Formula: C₁₂H₁₅NO₂^.HCl
Molecular Weight: 241.72 g/mol
EINECS: 240-700-5 
Melting point: 148-151 °C
alpha: -44 º  (c=1, methanol)
Water solubility: miscible 
Index of Refraction: 1.537 
Density: 1.121 g/cm³
Flash Point: 140.7 °C
Molar Volume: 183 cm³
Molar Refractivity: 57.23 cm³
Surface Tension: 42 dyne/cm
Enthalpy of Vaporization: 54.97 kJ/mol
Boiling Point: 309 °C at 760 mmHg
Vapour Pressure: 0.000659 mmHg at 25 °C 
Appearance of L-Proline,phenylmethyl ester, hydrochloride (1:1) (CAS NO.16652-71-4): White Powder
Product Categories of L-Proline,phenylmethyl ester, hydrochloride (1:1) (CAS NO.16652-71-4): Amino Acid Derivatives; Amino Acids; Proline [Pro, P]; Amino Acids and Derivatives; Amino Acid Benzyl Esters; Amino Acids (C-Protected); Biochemistry; Amino hydrochloride; Amino Acid Derivatives; Peptide Synthesis; Proline
Canonical SMILES: C1CC(NC1)C(=O)OCC2=CC=CC=C2.Cl
InChI: InChI=1S/C12H15NO2.ClH/c14-12(11-7-4-8-13-11)15-9-10-5-2-1-3-6-10;/h1-3,5-6,11,13H,4,7-9H2;1H
InChIKey: NEDMOHHWRPHBAL-UHFFFAOYSA-N

 L-Proline,phenylmethyl ester, hydrochloride (1:1)(CAS NO.16652-71-4) hasn't been listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65. And the toxicological properties have not been fully investigated.

Hazard Codes: Xi,Xn
Risk Statements: 36/38-36/37/38-22 
R36/38:Irritating to eyes and skin. 
R36/37/38:Irritating to eyes, respiratory system and skin. 
R22:Harmful if swallowed.
Safety Statements: 22-24/25-37/39-26-36/37/39 
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. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
WGK Germany: 3 

 L-Proline,phenylmethyl ester, hydrochloride (1:1) , its cas register number is16652-71-4. It also can be called Benzyl 2-pyrrolidinecarboxylate ; Benzyl prolinate ; Proline benzyl ester ; and Proline, phenylmethyl ester . L-Proline,phenylmethyl ester, hydrochloride (1:1)(CAS NO.16652-71-4) absorbs moisture or water from the air. L-Proline,phenylmethyl ester, hydrochloride (1:1) should avoid the condition like incompatible materials, exposure to moist air or water. It is incompatibilities with other materials strong oxidizing agents. Its hazardous decomposition products are hydrogen chloride, chlorine, nitrogen oxides, carbon monoxide, carbon dioxide. Its hazardous polymerization will not occur.