Chlorex
2,2'-dichlorodiethylether
CAS: 111-44-4
Molecular Formula: C4H8Cl2O
Chlorex - Names and Identifiers
Chlorex - Physico-chemical Properties
| Molecular Formula | C4H8Cl2O |
| Molar Mass | 143.01 |
| Density | 1.22g/mLat 25°C(lit.) |
| Melting Point | −47°C(lit.) |
| Boling Point | 65-67°C15mm Hg(lit.) |
| Flash Point | 131°F |
| Water Solubility | Slightly soluble. 1.72 g/100 mL |
| Solubility | 0.01g/l |
| Vapor Presure | 0.4 mm Hg ( 20 °C) |
| Appearance | Colorless liquid |
| Color | Colorless to Almost colorless |
| Odor | Sweet, like chloroform. |
| Exposure Limit | NIOSH REL: TWA 5 ppm (30 mg/m3), STEL 10 ppm, IDLH 100 ppm;OSHA PEL: C 15 ppm (90 mg/m3); ACGIH TLV: TWA 30 mg/m3, STEL 60 mg/m3. |
| Merck | 14,3066 |
| BRN | 605317 |
| Storage Condition | Store at |
| Stability | Stable. Combustible. Incompatible with strong oxidizing agents. |
| Explosive Limit | 0.8%(V) |
| Refractive Index | n20/D 1.456(lit.) |
| Physical and Chemical Properties | Character: colorless liquid. The odor was similar to ether. Irritating. melting point -47 ℃ boiling point 178.5 ℃ relative density 1.2220 refractive index 1.4568 soluble in ethanol and ether, slightly soluble in water. |
| Use | Used as a solvent for fats, rubbers, resins, etc |
Chlorex - Risk and Safety
| Risk Codes | R10 - Flammable R26/27/28 - Very toxic by inhalation, in contact with skin and if swallowed. R40 - Limited evidence of a carcinogenic effect R39/23/24/25 - R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. R11 - Highly Flammable |
| Safety Description | S27 - Take off immediately all contaminated clothing. S28 - After contact with skin, wash immediately with plenty of soap-suds. S36/37 - Wear suitable protective clothing and gloves. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S7/9 - S28A - S16 - Keep away from sources of ignition. |
| UN IDs | UN 1916 6.1/PG 2 |
| WGK Germany | 2 |
| RTECS | KN0875000 |
| TSCA | Yes |
| HS Code | 29091900 |
| Hazard Class | 6.1 |
| Packing Group | II |
| Toxicity | LD50 orally in rats: 75 mg/kg (Smyth, Carpenter) |
Chlorex - Nature
Open Data Verified Data
transparent oily liquid with pungent odor. The relative density was 1. 21~1.22 (20 ℃). Freezing point -50 °c. Ignition point 85. Boiling point 178 °c. Refractive index 1.457 (20 °c). Flash point 79 °c (Open Cup),55 °c (closed Cup). The vapor pressure is 93Pa (20 ℃), and the viscosity is 2.0653 × 10-3 Pa · s(25 ℃). Slightly soluble in water, and water to form an azeotrope, its composition: the goods 34. 4%, water 65. 6%. With alcohols, ethers, oils, esters and many other organic solvents miscible, but insoluble in aliphatic hydrocarbons.
Last Update：2025-06-10 22:55:16
Chlorex - Preparation Method
Open Data Verified Data
- chloroethanol dehydration method
- diethylene glycol chloride process
- ethylene oxide method
Last Update：2022-01-01 10:16:13
Chlorex - Application
Open Data Verified Data
for the preparation of divinyl ether, dichlorocyclohexane 1,4 oxazane, dibutyl ether, 4 amino morpholine and so on. It can also be used as a solvent for oils and fats, cellulose and resins.
Last Update：2025-08-19 16:24:40
Chlorex - Safety
Open Data Verified Data
- This product vapor toxic, inhalation of high concentrations of this product vapor by a few hours or a few days later may appear pulmonary edema. The LD50 of rats was 105mg/kg, and the concentration of 15 x 10 -6 was allowed in the air.
- 200kg plastic-lined steel drum packing or glass bottle external use of wooden box lining bedding. Store in a cool, dry, ventilated room, away from heat source and fire, avoid moisture; Isolation storage and transportation with edible raw materials, water-containing articles and oxidants.
Last Update：2022-01-01 10:16:14
Chlorex - Reference Information
| Henry's Law Constant | (x 10-5 atm?m3/mol):124.7, 15.8, 72.0, 12.5, and 1.38 at 10, 15, 20, 25, and 30 °C, respectively (EPICS, Howe et al.,1987) |
| LogP | 1.12-1.56 at 20℃ |
| (IARC) carcinogen classification | 3 (Vol. 9, Sup 7, 71) 1999 |
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | used as solvent for rubber, resin, etc. used as gas chromatography stationary liquid, fat, paraffin, solvents and dry cleaning agents for oils and the like are stable in nature, and are used as solvents for fats, oils, waxes, rubbers, Tars, pitches, resins, ethyl fibers and the like, and insecticides for soils. It is also used in organic synthesis and in making coatings. used as solvent for fat, rubber, resin, etc. |
| category | pesticide |
| toxicity grade | high toxicity |
| Acute toxicity | oral-rat LD50: 75 mg/kg; Oral-mouse LD50: 209 mg/kg |
| stimulation data | Skin-rabbit 500 mg mild; Eye-rabbit 100 mg severe |
| explosive hazard characteristics | explosive when mixed with air |
| flammability hazard characteristics | flammable; Toxic chloride gas from combustion |
| storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; It is stored and transported separately from food raw materials |
| extinguishing agent | dry powder, foam |
| Occupational Standard | TWA 0.5 mg/m3; Tel 1.0 mg/m3 |
| spontaneous combustion temperature | 365°C |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
| immediate life-and health-threatening concentration | 100 ppm |
Last Update：2024-04-10 22:29:15
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