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| IUPAC name : | sulfur dioxide |
| InChI : | InChI=1/O2S/c1-3-2 |
| InChIKey : | RAHZWNYVWXNFOC-UHFFFAOYAT |
| SMILES : | O=S=O |
| cas number : | 7446-09-5 |
| (EINECS) number : | 231-195-2 |
| beilstein number : | 3535237 |
| fema number : | 3039 |
| molar refractivity : | 12.05 ± 0.5 cm3 |
| parachor : | 115.4 ± 8.0 cm3 |
| index of refraction : | 1.510 ± 0.05 |
| surface tension : | 66.8 ± 7.0 dyne/cm |
| density : | 1.59 ± 0.1 g/cm3 |
| polarizability : | 4.77 ± 0.5 10-24cm3 |
| XlogP3-AA : | 0.10 |
| molecular weight : | 64.0638000 |
| formula : | O2 S |
| NMR Predictor : | Predict |
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| export tariff code : | unspecified |
| fda reg : | 172.892 182.3862 73.170 |
organoleptics :
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properties :
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| appearence : | colorless gas |
| assay : | 95.00 to 100.00 %
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| Food Chemicals Codex Listed : | No |
| melting point : | -73.00 °C. @ 760.00 mm Hg
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| boiling point : | -10.00 °C. @ 760.00 mm Hg
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| vapor pressure : | 1779.00000 mm/Hg @ 21.00 °C. |
| vapor density : | 2.26 ( Air = 1 ) |
| flash point : | not determined
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safety :
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| most important hazard(s) : | T - Toxic. |
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R 23 - Toxic by inhalation. R 34 - Causes burns. S 01/02 - Keep locked up and out of the reach of children. S 09 - Keep container in a well-ventilated place. S 23 - Do not breath vapour. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 36/37/39 - Wear suitable clothing, gloves and eye/face protection. S 45 - In case of accident or if you feel unwell seek medical advice immediately.
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| Oral Toxicity(LD50) : |
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Not determined
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| Dermal Toxicity(LD50) : |
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Not determined
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| Inhalation Toxicity(LC50) : |
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Inhalation-Rat 2520.00 ppm/1H National Technical Information Service. Vol. AD-A148-952
Inhalation-Mouse 3000.00 ppm/30M Journal of Combustion Toxicology. Vol. 4, Pg. 236, 1977.
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safety in use :
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safety references :
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| EPI System : | view |
| IUCLID : | view |
| NIOSH International Chemical Safety Cards : | search |
| NIOSH Pocket Guide : | search |
| Chemical Carcinogenesis Research Information System : | Search |
| Cancer Citations : | Search |
| Toxicology Citations : | Search |
| EPA GENetic TOXicology : | Search |
| Env. Mutagen Info. Center : | Search |
| NLM Developmental and Reproductive Toxicity : | Search |
| Canada Domestic Sub. List : | Yes |
| EPA Chem. Sub. Inventory : | Yes |
| WISER : | UN 2037 |
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| WGK Germany : | 1 |
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| | sulfur dioxide
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| (EINECS) number : | 231-195-2 |
| RTECS : | 7446-09-5 |
| chemidplus : | 007446095 |
| EPA/NOAA CAMEO : | hazardous materials |
| EPA Substance Registry Services : | 7446-09-5 |
references :
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| | sulfur dioxide
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| pubchem : | 166541 |
other :
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