TRIETHYLENE GLYCOL extrapure AR
Triethylene glycol
CAS: 112-27-6
Molecular Formula: C6H14O4
TRIETHYLENE GLYCOL extrapure AR - Names and Identifiers
| Name | Triethylene glycol |
| Synonyms | TEG TGME Trigol TRIGLYCOL Triglycol Triethylenglycol TRIETHYLENE GYCOL Triethylene glycol 2,2-(ethylenedioxy)diethanol TRIETHYLENE GLYCOL extrapure triethylene glycol anhydrous 2,2'-(Ethylenedioxy)diethanol TRIETHYLENE GLYCOL extrapure AR 2,2'-(1,2-ethanediylbis(oxy))bisethanol 2,2'-(1,2-Ethanediylbis(oxy))bisethanol 2,2'-(1,2-ethanediylbis(oxy))bis-ethano 2,2'-[ethane-1,2-diylbis(oxy)]diethanol |
| CAS | 112-27-6 |
| EINECS | 203-953-2 |
| InChI | InChI=1/C6H14O4/c7-1-3-9-5-6-10-4-2-8/h7-8H,1-6H2 |
| InChIKey | ZIBGPFATKBEMQZ-UHFFFAOYSA-N |
TRIETHYLENE GLYCOL extrapure AR - Physico-chemical Properties
| Molecular Formula | C6H14O4 |
| Molar Mass | 150.17 |
| Density | 1.124g/mLat 20°C(lit.) |
| Melting Point | −7°C(lit.) |
| Boling Point | 125-127°C0.1mm Hg(lit.) |
| Specific Rotation(α) | n20/D 1.455 (lit.) |
| Flash Point | 165 °C |
| Water Solubility | SOLUBLE |
| Solubility | It is miscible in alcohol and benzene, miscible with water, slightly soluble in ether, insoluble in petroleum ether. |
| Vapor Presure | <0.01 mm Hg ( 20 °C) |
| Vapor Density | 5.2 (vs air) |
| Appearance | viscous liquid |
| Color | Clear very slightly yellow |
| Odor | Very mild, sweet. |
| Maximum wavelength(λmax) | ['λ: 260 nm Amax: 0.06', , 'λ: 280 nm Amax: 0.03'] |
| Merck | 14,9670 |
| BRN | 969357 |
| pKa | 14.06±0.10(Predicted) |
| PH | 5.5-7.0 (25℃, 50mg/mL in H2O) |
| Storage Condition | Store below +30°C. |
| Stability | Stable. Combustible. Incompatible with strong oxidizing agents. |
| Sensitive | Hygroscopic |
| Explosive Limit | 0.9-9.2%(V) |
| Refractive Index | n20/D 1.455(lit.) |
| MDL | MFCD00002880 |
| Physical and Chemical Properties | Colorless, odorless and hygroscopic viscous liquid. melting point -4.3 ℃ boiling point 288 ℃ relative density 1.1254 refractive index 1.4561 flash point 165.85 ℃ solubility miscible with water and ethanol, slightly soluble in ether, almost insoluble in petroleum ether. |
| Use | Used as solvent, extractant, Desiccant |
TRIETHYLENE GLYCOL extrapure AR - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| WGK Germany | 1 |
| RTECS | YE4550000 |
| TSCA | Yes |
| HS Code | 29094919 |
| Toxicity | LD50 in mice, rats (g/kg): 21, 15-22 orally; 7.3-9.5, 11.7 i.v. (Stenger) |
TRIETHYLENE GLYCOL extrapure AR - Upstream Downstream Industry
| Raw Materials | Ethylene Oxide Oxygen Ethylene |
TRIETHYLENE GLYCOL extrapure AR - Nature
Open Data Verified Data
a colorless, transparent, slightly sweet, stable, viscous liquid. Relative density 1.1274 (15 ℃), freezing point -7.2 ℃, boiling point 289.4 ℃, refractive index 1.4578(15 ℃), ignition point 173.9 ℃, flash point 330 ℃ (closed Cup), ignition point 412.8 ℃, vapor pressure lPa (20 °c). Can
With water, ethanol, benzene, toluene miscible, insoluble in ether, insoluble in petroleum ether. It has an oxygen radical bound to an alkyl group and a hydroxyl group, and thus has the properties of an alcohol and an ether.
Last Update：2024-01-02 23:10:35
TRIETHYLENE GLYCOL extrapure AR - Preparation Method
Open Data Verified Data
ethylene glycol is produced by hydration of ethylene oxide, and triethylene glycol is about 0.5% ~ 1%.
Last Update：2022-01-01 10:16:07
TRIETHYLENE GLYCOL extrapure AR - Introduction
No smell. It's hygroscopic. The properties are like diethylene glycol. It is miscible with water, alcohol, benzene and toluene, slightly soluble in ether, almost insoluble in petroleum ether. Median lethal dose (rat, oral) 15-22g/kg. It's irritating.
Last Update：2022-10-16 17:12:11
TRIETHYLENE GLYCOL extrapure AR - Use
Open Data Verified Data
It is used as an excellent dehydrating agent for natural gas, oil field associated gas and carbon dioxide; An excellent organic solvent; An air bactericide; A triethylene glycol lipid plasticizer for polyvinyl chloride, polyvinyl acetate resin, glass fiber and asbestos pressed board, etc. Also used in organic synthesis, such as the production of high boiling point and good low temperature performance of brake oil.
Last Update：2022-01-01 10:16:08
TRIETHYLENE GLYCOL extrapure AR - Safety
Open Data Verified Data
- This product has low toxicity. The lower explosive limit in air is 3.2%. The maximum allowable concentration in the air is lOmg/m & asymp;1.5 × 10-6, which belongs to low toxicity, flammable and explosive organic matter, and should be placed in a ventilated, fire-proof and rain-proof place. In transportation, light handling, protection against collision, away from fire source shall be carried out in accordance with the provisions of the state on the storage and transportation of dangerous chemicals. This product can leak or stain the human body, and can be washed with a large amount of water, and can be used for extinguishing water, foam, sand and so on.
- is very easy to absorb moisture, should be used to dry, clean aluminum or the inner wall of the large barrel of the sealed packaging, can also be contained in the galvanized closed iron drum, the best nitrogen protection when packaging. 200kg per barrel. Products are stored in dry, ventilated places, moisture-proof, fire-proof, sun-proof, away from fire and heat sources.
Last Update：2022-01-01 10:16:08
TRIETHYLENE GLYCOL extrapure AR - Reference Information
| LogP | -1.75 at 25℃ |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | used as solvent, extractant, desiccant, etc. used as an excellent dehydrating agent for natural gas, oil field associated gas and carbon dioxide; used as a solvent for cellulose nitrate, rubber, resin, grease, paint, pesticide, etc.; air fungicide; triethylene glycol plasticizer for polyvinyl chloride, polyvinyl acetate resin, glass fiber and asbestos pressure plate, etc; tobacco anti-drying agent, fiber lubricant and natural gas desiccant; also used in organic synthesis, such as the production of brake fluids with high boiling points and good low temperature performance. It is used as a solvent for gas chromatography stationary solution, nitrocellulose and various resins, and is also used for organic synthesis Gas chromatography stationary solution (maximum service temperature 100 ℃, solvent acetone and methanol), suitable for analysis of aqueous solution, with selectivity similar to polyethylene glycol, suitable for analysis of oxygenates, especially alcohols, aniline, fatty amines, pyridine and quinoline. Nitrocellulose, various resins, solvents for gum. Organic synthesis. |
| production method | ethylene glycol is produced by hydration of ethylene oxide, and the by-product triethylene glycol accounts for about 0.5%-1%. |
| auto-ignition temperature | 699 °F |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-09 19:05:09
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View History
TRIETHYLENE GLYCOL extrapure AR
Methylphosphonyl chlorofluoride
4-乙酰氧基联苯
2-Hydroxy-2-phenyl-3-(1,4-dioxa-8-azaspiro[4.5]decan-8-yl)propionic acid 3-quinuclidinyl ester
bioban-s
2-Azetidinone,4-(2-pyrimidinylthio)-
硫代异烟酰胺
Methylphosphonyl chlorofluoride
4-乙酰氧基联苯
2-Hydroxy-2-phenyl-3-(1,4-dioxa-8-azaspiro[4.5]decan-8-yl)propionic acid 3-quinuclidinyl ester
bioban-s
2-Azetidinone,4-(2-pyrimidinylthio)-
硫代异烟酰胺
Raw Materials for TRIETHYLENE GLYCOL extrapure AR