The 3-Methylindole, with the CAS registry number 83-34-1, has the IUPAC name of 3-methyl-1H-indole. For being a kind of white or slightly brown platelets with irritating odour, it is sensitive to light, and is stable chemically while incompatible with strong oxidizing agents, strong acids, acid ahydrides, acid chlorides. combustible. Besides, its product categories are including IndoleDerivative; Pyrroles & Indoles; Indoles; Simple Indoles; Pyrroles & Indoles.

The characteristics of this chemical are as follows: (1)ACD/LogP: 2.60; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.6; (4)ACD/LogD (pH 7.4): 2.6; (5)ACD/BCF (pH 5.5): 55.96; (6)ACD/BCF (pH 7.4): 55.96; (7)ACD/KOC (pH 5.5): 620.53; (8)ACD/KOC (pH 7.4): 620.54; (9)#H bond acceptors: 1; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 4.93; (13)Index of Refraction: 1.654; (14)Molar Refractivity: 43.35 cm³; (15)Molar Volume: 118.1 cm³; (16)Polarizability: 17.18 ×10^-24 cm³; (17)Surface Tension: 46.4 dyne/cm; (18)Density: 1.11 g/cm³; (19)Flash Point: 112.5 °C; (20)Enthalpy of Vaporization: 48.28 kJ/mol; (21)Boiling Point: 265.1 °C at 760 mmHg; (22)Vapour Pressure: 0.0153 mmHg at 25°C; (23)Exact Mass: 131.073499; (24)MonoIsotopic Mass: 131.073499; (25)Topological Polar Surface Area: 15.8; (26)Heavy Atom Count: 10; (27)Complexity: 122.

The production method is as below: This is the industrial way, firstly heat the propionaldehyde and the phenylhydrazine to remove water molecules to obtain the propylal phenylhydrazone; Next heat it with zinc chloride or sulfuric acid to remove the ammonia molecular and finally you could get 3-Methylindole.

As to its usage, it is widely applied in many ways. For being a kind of good fixative, this chmeical is usually used in the floral essences and could also be used to obtain good natural animal perfume with other chemical; And it could be used in the food essence like grape, sweet fruit and nut; Beside all these, it could be used as the organic synthesis reagent and the biochemical reagents. 

When you are dealing with this chemical, you should be very careful. For being a kind of irritant chemical, it is irritating to eyes, respiratory system and skin and may cause inflammation to the skin or other mucous membranes. Therefore, you should wear suitable protective clothing, and avoid contacting with skin and eyes. If in case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

Additionally, you could convert the following datas into the molecular structure:
(1)Canonical SMILES: CC1=CNC2=CC=CC=C12
(2)InChI: InChI=1S/C9H9N/c1-7-6-10-9-5-3-2-4-8(7)9/h2-6,10H,1H3
(3)InChIKey: ZFRKQXVRDFCRJG-UHFFFAOYSA-N 

Below are the toxicity information of this chemical: