F407423
Chromyl chloride , 99.99 , 14977-61-8
Synonym(s):
Chromium(VI) dichloride dioxide;Chromium(VI) oxychloride;Dichlorochromium(VI) oxide
CAS NO.：14977-61-8
Empirical Formula: Cl2CrO2
Molecular Weight: 154.9
MDL number: MFCD00010951
EINECS: 239-056-8
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | -96.5 °C (lit.) |
| Boiling point: | 117 °C (lit.) |
| Density | 1.911 g/mL at 25 °C (lit.) |
| Flash point: | 117°C |
| solubility | reacts with H2O; soluble in ctc, chloroform,benzene |
| form | liquid |
| color | red |
| Specific Gravity | 1.911 |
| Water Solubility | Soluble in carbon tetrachloride, carbon disulfide, benzene, nitrobenzene, chloroform, and POCL3. Insoluble in water(Reacts). |
| Specific Heat Capacity | Cp(gas): 0.55 J/(g·K), at 25℃ |
| Sensitive | Moisture Sensitive |
| Merck | 14,2248 |
| Exposure limits | ACGIH TLV-TWA:0.0001 ppm (0.0002 mg/m3),as Cr(VI),Inhalable fraction and vapor;TLV-STEL:0.00025 ppm (0.0005 mg/m3),as Cr(VI),Inhalable fraction and vapor NIOSH REL-TWA:0.0002 mg/m3 |
| Dielectric constant | 2.6（20℃） |
| CAS DataBase Reference | 14977-61-8(CAS DataBase Reference) |
| EPA Substance Registry System | Chromium(VI) dioxychloride (14977-61-8) |
Description and Uses
Chromyl chloride is a dark red fuming liquidwith a musty, burning odor. Molecular weight = 154.90;Specific gravity (H2O:1) =1.91 at 25℃; Boilingpoint =117℃; Freezing/Melting point =-96.5℃; Vaporpressure =20 mmHg at 25℃. Soluble in water(decomposes).
In organic oxidations and chlorinations; as a solvent for chromium oxide; in making chromium complexes and dyes
Safety
| Symbol(GHS) |      GHS03,GHS05,GHS07,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H271-H314-H317-H340-H410 |
| Precautionary statements | P210-P220-P280-P283-P260-P264-P261-P272-P201-P202-P273-P306+P360-P371+P380+P375-P370+P378-P301+P330+P331-P303+P361+P353-P363-P304+P340-P310-P305+P351+P338-P302+P352-P333+P313-P362+P364-P308+P313-P391-P420-P405-P501 |
| Hazard Codes | O,T,C,N |
| Risk Statements | 49-46-8-35-43-50/53-34-23/24/25-45 |
| Safety Statements | 53-45-60-61-36/37/39-27-26-17 |
| RIDADR | UN 1758 |
| OEB | E |
| OEL | TWA: 0.001 mg Cr(VI)/m3 |
| WGK Germany | 3 |
| RTECS | GB5775000 |
| F | 8-10-21 |
| TSCA | TSCA listed |
| HazardClass | 8 |
| PackingGroup | I |
| HS Code | 2827499090 |
| Hazardous Substances Data | 14977-61-8(Hazardous Substances Data) |
