A3946312
Ethanolamine , 99%, cell culture dedicated , 141-43-5
Synonym(s):
Ethanolamine;MEA;Monoethanolamine;2-Aminoethanol;ETA
CAS NO.：141-43-5
Empirical Formula: C2H7NO
Molecular Weight: 61.08
MDL number: MFCD00008183
EINECS: 205-483-3
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 10-11 °C(lit.) |
| Boiling point: | 170 °C(lit.) |
| Density | 1.012 g/mL at 25 °C(lit.) |
| vapor density | 2.1 (vs air) |
| vapor pressure | 0.2 mm Hg ( 20 °C) |
| refractive index | n |
| Flash point: | 200 °F |
| storage temp. | Store at +15°C to +25°C. |
| solubility | Soluble in benzene, ether, carbon tetrachloride. |
| form | Liquid |
| pka | 9.5(at 25℃) |
| Specific Gravity | 1.012 |
| color | APHA: ≤15 |
| Odor | ammoniacal odor |
| PH | 12.1 (100g/l, H2O, 20℃) |
| Relative polarity | 0.651 |
| biological source | synthetic |
| explosive limit | 3.4-27%(V) |
| Water Solubility | miscible |
| Thermal Conductivity | 0.24 W/(m·K) at 25 ℃ |
| Sensitive | Air Sensitive & Hygroscopic |
| Merck | 14,3727 |
| BRN | 505944 |
| Henry's Law Constant | 1.61(x 10-10 atmm3/mol) at 20 °C (Bone et al., 1983) |
| Exposure limits | ACGIH:TLV-TWA 3 ppm (8 mg/m3); TLV-STEL 6 ppm (15 mg/m3) OSHA:PEL-TWA 3 ppm (6 mg/m3) NIOSH:REL-TWA 3 ppm; REL-STEL 6 ppm |
| Dielectric constant | 31.940000000000001 |
| Stability: | Stable. Flammable; incompatible with strong oxidizing agents, strong acids. Hygroscopic. |
| Cosmetics Ingredients Functions | BUFFERING |
| Cosmetic Ingredient Review (CIR) | Monoethanolamine (141-43-5) |
| InChI | 1S/C2H7NO/c3-1-2-4/h4H,1-3H2 |
| InChIKey | HZAXFHJVJLSVMW-UHFFFAOYSA-N |
| SMILES | NCCO |
| LogP | -2.3--1.91 at 25℃ |
| Surface tension | 48.48mN/m at 293.15K |
| CAS DataBase Reference | 141-43-5(CAS DataBase Reference) |
| NIST Chemistry Reference | Ethanolamine(141-43-5) |
| EPA Substance Registry System | Ethanolamine (141-43-5) |
Description and Uses
Monoethanolamine is contained in many products, such as metalwork fluids. It is mainly an irritant. Traces may exist in other ethanolamine fluids.
As a chemical intermediate; corrosion inhibitor; in the production of cosmetics, detergents, paints, and polishes
Safety
| Symbol(GHS) |    GHS05,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H302+H312-H314-H370-H372-H373-H317-H335-H401-H227 |
| Precautionary statements | P501-P273-P272-P270-P260-P210-P271-P264-P280-P370+P378-P308+P311-P362+P364-P303+P361+P353-P333+P313-P301+P330+P331-P301+P312+P330-P304+P340+P310-P305+P351+P338+P310-P403+P233-P403+P235-P405 |
| target organs | Respiratory system |
| PPE | Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter |
| Hazard Codes | T,C |
| Risk Statements | 20/21/22-34-39/23/24/25-23/24/25-10-52/53 |
| Safety Statements | 26-36/37/39-45-61 |
| RIDADR | UN 2491 (ETHANOLAMINE or ETHANOLAMINE SOLUTION) |
| OEB | B |
| OEL | TWA: 3 ppm (8 mg/m3), STEL: 6 ppm (15 mg/m3) |
| WGK Germany | 1 |
| RTECS | KJ5775000 |
| F | 8-10-23 |
| Autoignition Temperature | 410 °C |
| TSCA | TSCA listed |
| HazardClass | 8 |
| PackingGroup | III |
| HS Code | 29221100 |
| Storage Class | 8A - Combustible corrosive hazardous materials |
| Hazard Classifications | Acute Tox. 4 Dermal Acute Tox. 4 Inhalation Acute Tox. 4 Oral Aquatic Chronic 3 Eye Dam. 1 Skin Corr. 1B STOT SE 3 |
| Hazardous Substances Data | 141-43-5(Hazardous Substances Data) |
| Toxicity | LD50 orally in rats: 10.20 g/kg (Smyth) |
| IDLA | 30 ppm |
| REACH Registrations | Active |
| Limited Quantities | 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid) |
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L) |
