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| CAS No.: | 420-12-2 |
|---|---|
| Name: | ETHYLENE SULFIDE |
| Article Data: | 63 |
| Molecular Structure: | |
|
|
|
| Formula: | C2H4 S |
| Molecular Weight: | 60.1198 |
| Synonyms: | Ethylenesulfide (6CI,8CI); Ethylene episulfide; NSC 89690; Thiacyclopropane; Thiirene,2,3-dihydro- |
| EINECS: | 206-993-9 |
| Density: | 1.01 g/mL at 25 °C(lit.) |
| Melting Point: | 207-209oC |
| Boiling Point: | 55-56 °C(lit.) |
| Flash Point: | 50 °F |
| Solubility: | Insoluble in water |
| Appearance: | clear colourless liquid |
| Hazard Symbols: |
 F T
|
| Risk Codes: | 11-23/25-41 |
| Safety: | Poison by ingestion, intraperitoneal, and subcutaneous routes. Mildly toxic by inhalation. A skin, eye, and mucous membrane irritant. Questionable carcinogen with experimental tumorigenic data. Can react with oxidizing materials. When heated to decomposition, or on contact with acid or acid fumes, it emits highly toxic fumes of SOx. See also SULFIDES. |
| Transport Information: | UN 1992 3 |
| PSA: | 25.30000 |
| LogP: | 0.73320 |
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Chemistry
IUPAC Name: Thiirane
The MF of Thiirane (CAS NO.420-12-2) is C2H4S.
The MW of Thiirane (CAS NO.420-12-2) is 60.12.
Synonyms of Thiirane (CAS NO.420-12-2): Ethylene sulphide ; 2,3-Dihydrothiirene ; Aethylensulfid ; Dimethylene sulfide ; Ethylene episulfide ; Epithioethane
Product Categories: Simple 3-Membered Ring Compounds;Thiiranes
Stability: Stable,but may have butylmercaptan added to enhance stability
Appearance: clear colourless liquid
Index of Refraction: 1.573
EINECS: 206-993-9
Density: 1.14 g/ml
Flash Point: 10 °C
Boiling Point: 55.5 °C
Storage temp: Freezer
Uses
Thiirane (CAS NO.420-12-2) is used in the manufacture of pesticides, pharmaceuticals and other chemical products.
Toxicity Data With Reference
| 1. | eye-rbt 100 mg SEV | AJOPAA American Journal of Ophthalmology. 29 (1946),1363. | ||
| 2. | orl-rat LD50:178 mg/kg | AIHAAP American Industrial Hygiene Association Journal. 25 (1964),560. | ||
| 3. | ihl-rat LC50:690 ppm/6H | BECTA6 Bulletin of Environmental Contamination and Toxicology. 6 (1971),509. | ||
| 4. | ipr-rat LD50:42 mg/kg | AIHAAP American Industrial Hygiene Association Journal. 25 (1964),560. | ||
| 5. | scu-rat LD50:90 mg/kg | ZEKBAI Zeitschrift fuer Krebsforschung. 74 (1970),241. |
Consensus Reports
IARC Cancer Review: Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 , 1987,p. 56.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Limited Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 11 , 1976,p. 257.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . Reported in EPA TSCA Inventory.
Safety Profile
Poison by ingestion, intraperitoneal, and subcutaneous routes. Mildly toxic by inhalation. A skin, eye, and mucous membrane irritant. Questionable carcinogen with experimental tumorigenic data. Can react with oxidizing materials. When heated to decomposition, or on contact with acid or acid fumes, it emits highly toxic fumes of SOx. See also SULFIDES.Safety information of Thiirane (CAS NO.420-12-2):
Hazard Codes 
F,
T
Risk Statements
11 Highly Flammable
23/25 Toxic by inhalation and if swallowed
41 Risk of serious damage to eyes
Safety Statements
16 Keep away from sources of ignition - No smoking
36/37/39 Wear suitable protective clothing, gloves and eye/face protection
45 In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
RIDADR UN 1992 3/PG 2
WGK Germany 3
RTECS KX3500000
F 10-13-23
HazardClass 6.1(a)
PackingGroup I