Reported in EPA TSCA Inventory.

OSHA PEL: TWA 5 ppm (skin)
ACGIH TLV: TWA 5 ppm (skin)

The IUPAC name of this chemical is 4-ethylmorpholine. With the CAS registry number 100-74-3, it is also named as Morpholine, 4-ethyl-. The product's categories are protein sequencing; protein structural analysis; reagents for protein sequencing; building blocks; heterocyclic building blocks; morpholines. It is colorless liquid with a strong ammonia-like odor. N-Ethylmorpholine can react vigorously with oxidizing materials. To fight fire, use alcohol foam, foam, CO₂, dry chemical. When heated to decomposition this chemical emits toxic fumes of NO_x. It is obtained by the reaction of morpholine and dibromoethane.

The other characteristics of this product can be summarized as: (1)ACD/LogP: 0.20; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -2; (4)ACD/LogD (pH 7.4): -0.32; (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): 9.32; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Index of Refraction: 1.435; (13)Molar Refractivity: 32.94 cm³; (14)Molar Volume: 126.1 cm³; (15)Polarizability: 13.06×10^-24 cm³; (16)Surface Tension: 26.9 dyne/cm; (17)Enthalpy of Vaporization: 37.69 kJ/mol; (18)Vapour Pressure: 6.36 mmHg at 25°C; (19)Exact Mass: 115.099714; (20)MonoIsotopic Mass: 115.099714; (21)Topological Polar Surface Area: 12.5; (22)Heavy Atom Count: 8.

Uses of N-Ethylmorpholine: It is used to produce preservatives, emulsifiers and coating. This product is soluble in water and alcohol, so it also can be used as intermediate of solvent, catalysts, dye, pharmaceuticals and surfactant. Meantime, it is also used in organic synthesis.

When you are using this chemical, please be cautious about it as the following:
It is flammable, so people should keep it away from sources of ignition. And it is harmful in contact with skin and if swallowed. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you want to contact this product, you must wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)

People can use the following data to convert to the molecule structure.
1. SMILES:O1CCN(CC)CC1
2. InChI:InChI=1/C6H13NO/c1-2-7-3-5-8-6-4-7/h2-6H2,1H3
3. InChIKey:HVCNXQOWACZAFN-UHFFFAOYAU

The following are the toxicity data which has been tested.