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| CAS No.: | 87-68-3 | |
|---|---|---|
| Name: | Perchlorobutadiene | |
| Molecular Structure: | ||
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| Formula: | C4Cl6 | |
| Molecular Weight: | 260.762 | |
| Synonyms: | Butadiene,hexachloro- (6CI,7CI); 1,1,2,3,4,4-Hexachloro-1,3-butadiene; C 46; HCB;Hexachloro-1,3-butadiene; Hexachlorobutadiene; NSC 3701;Perchloro-1,3-butadiene; Perchlorobutadiene | |
| EINECS: | 201-765-5 | |
| Density: | 1.655 | |
| Melting Point: | -19 °C | |
| Boiling Point: | 210-220 °C(lit.) | |
| Flash Point: | 92.2 °C | |
| Appearance: | colourless liquid | |
| Hazard Symbols: |
 
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| Risk Codes: | R24/25;R34;R40;R50/53 | |
| Safety: | Suspected carcinogen with experimental carcinogenic data. Poison by ingestion and intraperitoneal routes. Moderately toxic by inhalation and skin contact. A skin and eye irritant. An experimental teratogen. Experimental reproductive effects. Mutation data reported. Combustible when exposed to heat or flame; can react vigorously with oxidizing materials. To fight fire, use dry chemical, CO2, alcohol foam, water spray, fog, mist. Reacts with bromine perchlorate to form an explosive product. When heated to decomposition it emits very toxic fumes of Cl−. A solvent, heat transfer fluid, transformer, hydraulic fluid, and wash liquor. | |
Analytical Methods: | For occupational chemical analysis use NIOSH: Hexachlorobutadiene, P&CAM 307. |
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| Transport Information: | UN 2279 | |
| PSA: | 0.00000 | |
| LogP: | 4.75740 | |
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Chemistry
Molecular Structure of HEXACHLOROBUTADIENE(87-68-3):
IUPAC Name:1,1,2,3,4,4-hexachlorobuta-1,3-diene
Molecular Formula:C4Cl6
Molecular Weight:260.760800 g/mol
Appearance:yellow clear liquid
Melting Point:-19 °C
Density:1.746 g/cm3
Flash Point:92.2 °C
Enthalpy of Vaporization:44.82 kJ/mol
Boiling Point:230.5 °C at 760 mmHg
Vapour Pressure:0.0993 mmHg at 25 °C
Water Solubility:1.705 mg/L at 25 °C, 0.2 mm Hg at 20 °C
Refractive Index:n20/D 1.555(lit.)
BRN:1766570
EINECS:201-765-5
Synonyms of HEXACHLOROBUTADIENE(87-68-3):
1,1,2,3,4,4-hexachloro-3-butadiene;1,1,2,3,4,4-Hexachloro-buta-1,3-diene;1,3-Butadiene, hexachloro-;1,3-butadiene,1,1,2,3,4,4-hexachloro;1,3-Hexachlorobutadiene;3-Butadiene,1,1,2,3,4,4-hexachloro-1;Butadiene, hexachloro-;butadiene,hexachloro-
Categories of HEXACHLOROBUTADIENE(87-68-3):
Organics;Fungicides;Others;Pesticides
Uses
Production
Toxicity Data With Reference
| 1. | skn-rbt 810 mg/24H MOD | JETOAS Journal Europeen de Toxicologie. 9 (1976),171. | ||
| 2. | skn-rbt 500 mg/24H MLD | 85JCAE Prehled Prumyslove Toxikologie; Organicke Latky Marhold, J.,Prague, Czechoslovakia.: Avicenum,1986,116. | ||
| 3. | mma-sat 320 µg/plate | CRNGDP Carcinogenesis. 7 (1986),431. | ||
| 4. | dns-rat-orl 77 g/kg/11W | TXAPA9 Toxicology and Applied Pharmacology. 60 (1981),287. | ||
| 5. | dns-ham:emb 2 mg/L | CALEDQ Cancer Letters (Shannon, Ireland). 23 (1984),297. | ||
| 6. | otr-ham:emb 10 mg/L | CALEDQ Cancer Letters (Shannon, Ireland). 23 (1984),297. | ||
| 7. | orl-rat LD50:90 mg/kg | HYSAAV Hygiene and Sanitation: English Translation of Gigiena Sanitariya. 31 (1966),18. | ||
| 8. | ipr-rat LD50:175 mg/kg | JETOAS Journal Europeen de Toxicologie. 8 (3)(1975),180. | ||
| 9. | orl-mus LD50:87 mg/kg | GISAAA Gigiena i Sanitariya. 28 (2)(1963),9. | ||
| 10. | ihl-uns LC50:370 mg/m3 | GISAAA Gigiena i Sanitariya. 55 (5)(1990),72. | ||
Consensus Reports
Safety Profile
The safety information of HEXACHLOROBUTADIENE(87-68-3) is as follows:
Hazard Codes:T 
,N 
,F 
Risk Statements:24/25-34-40-50/53-39/23/24/25-23/24/25-11
24/25:Toxic in contact with skin and if swallowed
34:Causes burns
40:Limited evidence of a carcinogenic effect
50/53:Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
39/23/24/25:Toxic: danger of very serious irreversible effects through inhalation, in contact with skin and if swallowed
23/24/25:Toxic by inhalation, in contact with skin and if swallowed
11:Highly Flammable
Safety Statements:26-36/37/39-45-61-60-36/37-16-7
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
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)
60:This material and/or its container must be disposed of as hazardous waste
61:Avoid release to the environment. Refer to special instructions safety data sheet
36/37:Wear suitable protective clothing and gloves
16:Keep away from sources of ignition - No smoking
7:Keep container tightly closed
RIDADR:UN 2279 6.1/PG 3
WGK Germany:3
RTECS:EJ0700000
HazardClass:6.1
PackingGroup:III
Suspected carcinogen with experimental carcinogenic data. Poison by ingestion and intraperitoneal routes. Moderately toxic by inhalation and skin contact. A skin and eye irritant. An experimental teratogen. Experimental reproductive effects. Mutation data reported. Combustible when exposed to heat or flame; can react vigorously with oxidizing materials. To fight fire, use dry chemical, CO2, alcohol foam, water spray, fog, mist. Reacts with bromine perchlorate to form an explosive product. When heated to decomposition it emits very toxic fumes of Cl−. A solvent, heat transfer fluid, transformer, hydraulic fluid, and wash liquor.
Standards and Recommendations
ACGIH TLV: TWA 0.02 ppm (skin); Animal Carcinogen
DFG MAK: Confirmed Animal Carcinogen with Unknown Relevance to Humans
DOT Classification: 6.1; Label: KEEP AWAY FROM FOOD
Analytical Methods
Specification
Store in a cool, dry place. Store in a tightly closed container.