Reported in EPA TSCA Inventory.

The 5-HTP is an organic compound with the formula C₁₁H₁₂N₂O₃. The IUPAC name of this chemical is 2-amino-3-(5-hydroxy-1H-indol-3-yl)propanoic acid. With the CAS registry number 56-69-9 and EINECS 200-284-8, it is also named as 5-Hydroxytryptophan. The product's category is Standard Extract. In addition, when using it, people should not breathe dust and avoid contact with skin and eyes. When heated to decomposition it emits toxic fumes of NO_x.

The other characteristics of this product can be summarized as: (1)ACD/LogP: -0.14; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): -2.63; (4)ACD/LogD (pH 7.4): -2.64; (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: 5; (10)#H bond donors: 5; (11)#Freely Rotating Bonds: 5; (12)Polar Surface Area: 43.7 Å²; (13)Index of Refraction: 1.737; (14)Molar Refractivity: 59.65 cm³; (15)Molar Volume: 148.3 cm³; (16)Surface Tension: 85 dyne/cm; (17)Enthalpy of Vaporization: 83.55 kJ/mol; (18)Vapour Pressure: 1.15E-11 mmHg at 25°C; (19)Rotatable Bond Count: 3; (20)Tautomer Count: 9; (21)Exact Mass: 220.084792; (22)MonoIsotopic Mass: 220.084792; (23)Topological Polar Surface Area: 99.3; (24)Heavy Atom Count: 16; (25)Complexity: 272.

Uses of 5-HTP: It is used as an antidepressant, appetite suppressant, and sleep aid. The psychoactive action of 5-HTP is derived from its effect on the production of serotonin in central nervous system tissue. More specifically, 5-HTP increases the production of serotonin.

People can use the following data to convert to the molecule structure. 
1. SMILES:O=C(O)C(N)Cc2c1cc(O)ccc1nc2
2. InChI:InChI=1/C11H12N2O3/c12-9(11(15)16)3-6-5-13-10-2-1-7(14)4-8(6)10/h1-2,4-5,9,13-14H,3,12H2,(H,15,16) 
3. InChIKey:LDCYZAJDBXYCGN-UHFFFAOYAF

The following are the toxicity data which has been tested.