624-92-0
Product Name:
Dimethyl disulfide
Formula:
C2H6S2
Synonyms:
Dimethyl disulfide;DMDS;FAS;Methyl disulfide;YWHAZ
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Dimethyl disulfide appears as a colorless oily liquid with a garlic-like odor. Denser than water and slightly soluble in water. Vapors heavier than air. May irritate skin and eyes. Used to make other chemicals. |
|---|---|
| Color/Form | Yellow liquid |
| Odor | Garlic-like |
| Boiling Point | 229.5 °F at 760 mmHg (NTP, 1992) |
| Melting Point | -120.5 °F (NTP, 1992) |
| Flash Point | 76 °F (NTP, 1992) |
| Solubility | less than 1 mg/mL at 68 °F (NTP, 1992) |
| Density | 1.065 at 68 °F (NTP, 1992) - Denser than water; will sink |
| Vapor Density | 3.24 (NTP, 1992) - Heavier than air; will sink (Relative to Air) |
| Vapor Pressure | 28.6 mmHg at 77 °F (NTP, 1992) |
| LogP | log Kow = 1.77 |
| Henry's Law Constant | Henry's Law constant = 1.21X10-3 atm-cu m/mole at 20 °C |
| Autoignition Temperature | >300 °C |
| Viscosity | 0.62 mPa.sec at 20 °C |
| Odor Threshold | Odor Threshold Low: 0.00078 [mmHg] Odor Threshold High: 0.0036 [mmHg] Odor threshold (detection) from CHEMINFO |
| Refractive Index | Index of refraction: 1.5289 at 20 °C/D |
| Kovats Retention Index | 718 723 732 736 729 723 731 721 736 722 722 728 722 732 722 731 733 731 720 730 720 745 726 723 722 729 728 748 730 736 736 718 731 732 734 734 729 733 731 729 725 732 730 736 736.2 722 723 743 732 734 735 723.4 741 734 726.2 718.9 723 722 735 732 740 736 768 720 722 725 731 748 733 722 735 726 730 738 722 722 723 724 739 730 719 719 720 724 743 726 727 742 723.6 |
| Other Experimental Properties | Specific gravity: 1.057 at 16 °C/4 °C |
| Chemical Classes | Other Classes -> Sulfur Compounds |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Flame Flammables GHS02  Skull and Crossbones Acute Toxicity GHS06  Health Hazard GHS08  Environment GHS09 |
| GHS Hazard Statements |
H225:Flammable liquids H317:Sensitisation, Skin H319:Serious eye damage/eye irritation H336:Specific target organ toxicity,single exposure; Narcotic effects H370:Specific target organ toxicity, single exposure H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. |
COMPUTED DESCRIPTORS
| Molecular Weight | 94.20 g/mol |
|---|---|
| XLogP3 | 1.8 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 1 |
| Exact Mass | 93.99109254 g/mol |
| Monoisotopic Mass | 93.99109254 g/mol |
| Topological Polar Surface Area | 50.6 Ų |
| Heavy Atom Count | 4 |
| Formal Charge | 0 |
| Complexity | 6 |
| 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 | Yes |
PRODUCT INTRODUCTION
description
Dimethyl disulfide appears as a colorless oily liquid with a garlic-like odor. Denser than water and slightly soluble in water. Vapors heavier than air. May irritate skin and eyes. Used to make other chemicals.