The L-Arginine,N²-[(4-methylphenyl)sulfonyl]-, with the CAS registry number 1159-15-5, is also known as Tos-Arg-OH. It belongs to the product categories of Amino Acids; Arginine [Arg, R]; Amino Acids and Derivatives. This chemical's molecular formula is C₁₃H₂₀N₄O₄S and molecular weight is 328.39. What's more, its IUPAC name is called 5-(Diaminomethylideneamino)-2-[(4-methylphenyl)sulfonylamino]pentanoic acid. It is white - off-white powder and it should be kept in a cool and dry place.

Physical properties about L-Arginine,N²-[(4-methylphenyl)sulfonyl]- are: (1)ACD/LogP: 0.81; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): -1.68; (4)ACD/LogD (pH 7.4): -1.69; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 8; (10)#H bond donors: 6; (11)#Freely Rotating Bonds: 7; (12)Polar Surface Area: 90.9 Å²; (13)Index of Refraction: 1.621; (14)Molar Refractivity: 81.11 cm³; (15)Molar Volume: 230.3 cm³; (16)Surface Tension: 59.6 dyne/cm; (17)Density: 1.42 g/cm³; (18)Flash Point: 311.4 °C; (19)Enthalpy of Vaporization: 92.76 kJ/mol; (20)Boiling Point: 591.3 °C at 760 mmHg; (21)Vapour Pressure: 7.95E-15 mmHg at 25 °C.

When you are dealing with this chemical, you should be very careful. This chemical is irritating to eyes, respiratory system, skin and may cause inflammation to the skin or other mucous membranes. Therefore, you should wear suitable gloves and eye/face protection. And in case of contacting with eyes, you should 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)N[C@H](C(=O)O)CCC/N=C(\N)N
(2) InChI: InChI=1/C13H20N4O4S/c1-9-4-6-10(7-5-9)22(20,21)17-11(12(18)19)3-2-8-16-13(14)15/h4-7,11,17H,2-3,8H2,1H3,(H,18,19)(H4,14,15,16)/t11-/m0/s1
(3) InChIKey: KFNRNFXZFIRNEO-NSHDSACABZ