This chemical is called Methionine, N-[(4-methylphenyl)sulfonyl]-, and its systematic name is N-[(4-methylphenyl)sulfonyl]methionine. With the molecular formula of C₁₂H₁₇NO₄S₂, its molecular weight is 303.40. The CAS registry number of this chemical is 4703-33-7. Additionally, it should be sealed in the cool and dry place.

Other characteristics of the Methionine, N-[(4-methylphenyl)sulfonyl]- can be summarised as followings: (1)ACD/LogP: 2.47; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.24; (4)ACD/LogD (pH 7.4): -1.23; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1.03; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 5; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 6; (12)Polar Surface Area: 97.36 Å²; (13)Index of Refraction: 1.576; (14)Molar Refractivity: 76.64 cm³; (15)Molar Volume: 231.3 cm³; (16)Polarizability: 30.38×10^-24cm³; (17)Surface Tension: 52.5 dyne/cm; (18)Density: 1.311 g/cm³; (19)Flash Point: 262.7 °C; (20)Enthalpy of Vaporization: 82.29 kJ/mol; (21)Boiling Point: 510.7 °C at 760 mmHg; (22)Vapour Pressure: 2.96E-11 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following: This chemical is irritating to eyes, respiratory system and skin. You should wear suitable protective clothing to avoid contacting with skin and eyes.  In case of contacting with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
1.SMILES: O=S(=O)(c1ccc(cc1)C)NC(C(=O)O)CCSC
2.InChI: InChI=1/C12H17NO4S2/c1-9-3-5-10(6-4-9)19(16,17)13-11(12(14)15)7-8-18-2/h3-6,11,13H,7-8H2,1-2H3,(H,14,15)
3.InChIKey: WURIPAYKVUIDHJ-UHFFFAOYAN