CHEMICAL AND PHYSICAL PROPERTIES
Physical Description | Carbonyl sulfide is a colorless, poisonous, flammable gas with a distinct sulfide odor. The gas is toxic and narcotic in low concentrations and presents a moderate fire hazard. Under prolonged exposure to fire or intense heat the container may rupture violently or rocket. It is used in the synthesis of organic thio compounds. |
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Color/Form | Colorless gas |
Odor | Odorless when very pure |
Boiling Point | -50 °C |
Melting Point | -138.8 °C |
Solubility | In water, 1,220 mg/L at 25 °C |
Density | 2.456 g/L |
Vapor Density | 2.1 (Air = 1) (gas) |
Vapor Pressure | 9410.0 [mmHg] |
Stability/Shelf Life | Stable under recommended storage conditions. |
Decomposition | Hazardous decomposition products formed under fire conditions: Carbon oxides, sulfur oxides. |
Corrosivity | Attacks metals in the presence of moisture and is involved in atmospheric sulfur corrosion |
Heat of Vaporization | 27.51 kJ/mole at 25 °C |
Kovats Retention Index | 277 |
Other Experimental Properties | Burns with bluish flame |
Chemical Classes | Toxic Gases & Vapors -> Other Toxic Gases & Vapors |
SAFETY INFORMATION
Signal word | Danger |
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Pictogram(s) |
Flame Flammables GHS02 Gas Cylinder Compressed Gases GHS04 Skull and Crossbones Acute Toxicity GHS06 |
GHS Hazard Statements |
H221:Flammable gases H280:Gases under pressure H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H330:Acute toxicity,inhalation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P403+P233:Store in a well-ventilated place. Keep container tightly closed. P410+P403:Protect from sunlight. Store in a well-ventilated place. |
COMPUTED DESCRIPTORS
Molecular Weight | 60.08 g/mol |
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XLogP3 | 1.5 |
Hydrogen Bond Donor Count | 0 |
Hydrogen Bond Acceptor Count | 2 |
Rotatable Bond Count | 0 |
Exact Mass | 59.96698579 g/mol |
Monoisotopic Mass | 59.96698579 g/mol |
Topological Polar Surface Area | 49.2 Ų |
Heavy Atom Count | 3 |
Formal Charge | 0 |
Complexity | 27.8 |
Isotope Atom Count | 0 |
Defined Atom Stereocenter Count | 0 |
Undefined Atom Stereocenter Count | 0 |
Defined Bond Stereocenter Count | 0 |
Undefined Bond Stereocenter Count | 0 |
Covalently-Bonded Unit Count | 1 |
Compound Is Canonicalized | No |
PRODUCT INTRODUCTION
description
Carbonyl sulfide is a colorless, poisonous, flammable gas with a distinct sulfide odor. The gas is toxic and narcotic in low concentrations and presents a moderate fire hazard. Under prolonged exposure to fire or intense heat the container may rupture violently or rocket. It is used in the synthesis of organic thio compounds.