80-10-4
Product Name:
Dichlorodiphenylsilane
Formula:
C12H10Cl2Si
Synonyms:
Diphenyldichlorosilane
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Diphenyldichlorosilane is a colorless liquid with a pungent odor. It will burn though it may require some effort to ignite. It is decomposed by water to hydrochloric acid with evolution of heat. It is corrosive to metals and tissue. |
|---|---|
| Color/Form | Colorless liquid |
| Odor | SHARP, HYDROCHLORIC ACID-LIKE; PUNGENT |
| Boiling Point | 579 °F at 760 mmHg (USCG, 1999) |
| Melting Point | -22 °C |
| Flash Point | 288 °F (USCG, 1999) |
| Solubility | Soluble in ethanol, ethyl ether, acetone, carbon tetrachloride and benzene |
| Density | 1.22 at 77 °F (USCG, 1999) - Denser than water; will sink |
| Vapor Density | 8.45 (Air = 1) |
| Vapor Pressure | 0.000796 [mmHg] |
| Decomposition | The silanes decomp at elevated temp to liberate hydrogen and deposit a high purity silicon, which leads to some of the principal uses of silanes. /Silanes/ |
| Corrosivity | Corrosive |
| Heat of Vaporization | 106 btu/lb = 59 cal/g = 2.5x10+5 J/kg |
| Surface Tension | 26 dynes/cm = 0.026 n/m at 20 °C |
| Refractive Index | Index of refraction = 1.5800 at 20 °C/D |
| Kovats Retention Index | 1724.2 |
| Other Experimental Properties | Can react vigorously with oxidizing materials |
| Chemical Classes | Toxic Gases & Vapors -> Chlorosilanes |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Corrosion Corrosives GHS05  Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H310:Acute toxicity,dermal H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P270:Do not eat, drink or smoke when using this product. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
| Molecular Weight | 253.19 g/mol |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 2 |
| Exact Mass | 251.9928822 g/mol |
| Monoisotopic Mass | 251.9928822 g/mol |
| Topological Polar Surface Area | 0 Ų |
| Heavy Atom Count | 15 |
| Formal Charge | 0 |
| Complexity | 174 |
| 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
Diphenyldichlorosilane is a colorless liquid with a pungent odor. It will burn though it may require some effort to ignite. It is decomposed by water to hydrochloric acid with evolution of heat. It is corrosive to metals and tissue.