The Boc-L-Proline, with the CAS registry number 15761-39-4,is also known as N-(tert-Butoxycarbonyl)-L-proline; (S)-1,2-Pyrrolidinedicarboxylic acid 1-(1,1-dimethylethyl) ester. It belongs to the product categories of Biochemistry;Boc-Amino Acids;Boc-Amino acid series. This chemical's molecular formula is C₁₀H₁₇NO₄  and molecular weight is 215.25.Its EINECS number is 239-848-3. What's more,Its systematic name is 1,2-Pyrrolidinedicarboxylic acid, 1-(1,1-dimethylethyl) ester,(2S)-. It is a White to off-white microcrystalline powder.The Boc-L-Proline is harmful by inhalation, in contact with skin and if swallowed and irritating to eyes, respiratory system and skin .When you use it ,you should avoid contact with skin and eyes ,and wear suitable protective clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .It is an unnatural amino acid for peptidomimetics and biological research.

Physical properties about Boc-L-Proline are:
(1)ACD/LogP:  1.233; (2)# of Rule of 5 Violations:  0; (3)ACD/LogD (pH 5.5):  -0.27; (4)ACD/LogD (pH 7.4):  -2.00; (5)ACD/BCF (pH 5.5):  1.00; (6)ACD/BCF (pH 7.4):  1.00; (7)ACD/KOC (pH 5.5):  3.52; (8)ACD/KOC (pH 7.4):  1.00; (9)#H bond acceptors:  5; (10)#H bond donors:  1; (11)#Freely Rotating Bonds:  3; (12)Index of Refraction:  1.503; (13)Molar Refractivity:  52.935 cm³; (14)Molar Volume:  179.209 cm³; (15)Surface Tension:  47.0009994506836 dyne/cm; (16)Density:  1.201 g/cm³; (17)Flash Point:  157.722 °C; (18)Enthalpy of Vaporization:  63.79 kJ/mol; (19)Boiling Point:  337.181 °C at 760 mmHg; (20)Vapour Pressure:  0 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES:O=C(OC(C)(C)C)N1[C@H](C(=O)O)CCC1;
(2)Std. InChI:InChI=1S/C10H17NO4/c1-10(2,3)15-9(14)11-6-4-5-7(11)8(12)13/h7H,4-6H2,1-3H3,(H,12,13)/t7-/m0/s1;
(3)Std. InChIKey:ZQEBQGAAWMOMAI-ZETCQYMHSA-N.