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| CAS No.: | 1189-85-1 | |
|---|---|---|
| Name: | tert-Butyl chromate solution in carbon tetrachloride | |
| Article Data: | 10 | |
| Molecular Structure: | ||
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| Formula: | C8H18 Cr O4 | |
| Molecular Weight: | 230.225 | |
| Synonyms: | Chromicacid (H2CrO4), di-tert-butyl ester (8CI); tert-Butyl chromate(VI) (6CI,7CI);Chromic acid di-tert-butyl ester; Di-tert-butoxodioxochromium; Di-tert-butylchromate; tert-Butyl chromate | |
| Hazard Symbols: | TLV: ceiling 0.1 mg(CrO3)/m3. Toxic by skin absorption. A very powerful oxidizer and dangerous fire hazard. | |
| Safety: | A very flammable mixture. When heated to decomposition it emits acrid and irritating fumes. See CHROMIUM COMPOUNDS and ESTERS. | |
Analytical Methods: | For occupational chemical analysis use NIOSH: Chromium Hexavalent 7024. |
|
| PSA: | 63.60000 | |
| LogP: | 0.85140 | |
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Chemistry
IUPAC Name:1,1,1,2-Tetrachloroethane; 1,1,2,2-tetrachloroethane
Product Name: Tert-Butyl chromate solution in carbon tetrachloride
Synonyms: Tert-Butyl chromate solution in carbon tetrachloride ; Tert-Butyl chromate, (as CrO3) ; Chromic acid di-tert-butyl ester ; T-butylchromate
CAS: 1189-85-1
Molecular Formula: C4H10CrO4
Molecular Weight: 174.1159
Molecular Struture: 
Mol File: 1189-85-1.mol
Appearance: Liquid
Consensus Reports
Chromium and its compounds are on the Community Right-To-Know List.
Safety Profile
A very flammable mixture. When heated to decomposition it emits acrid and irritating fumes. See CHROMIUM COMPOUNDS and ESTERS.
Analytical Methods:
For occupational chemical analysis use NIOSH: Chromium Hexavalent 7024.
Standards and Recommendations
OSHA PEL: CL 0.1 mg(CrO3)/m3 (skin)
ACGIH TLV: CL 0.1 mg(CrO3)/m3 (skin)
NIOSH REL: (Chromium(VI)) CL 0.001Mg(Cr(VI))/m3
Analytical Methods
For occupational chemical analysis use NIOSH: Chromium Hexavalent 7024.
Specification
Air & Water :Reactions Highly flammable. Is hydrolyzed by water.
Reactivity Profile: Unstable except in solution.
Fire Hazard :Literature sources indicate that tert-Butyl chromate solution in carbon tetrachloride is flammable.
Category: Tert-butyl chromate (1189-85-1) is flammable liquids
Toxicity classification:Tert-butyl chromate (1189-85-1) is highly toxic
Explosives hazardous characteristics: high levels of explosive
Flammable hazardous characteristics:Tert-butyl chromate (1189-85-1) itself is a very flammable substances; thermal decomposition emit spicy stimulated emission of toxic fumes
Storage features: Treasury ventilation, low temperature, dry; with food, water storage and transport items separately
Fire-extinguishing agents: Carbon dioxide, foam
Professional Standards: TWA 0.1 mg (chromium oxide) / m3 (skin); STEL 0.1 mg (chromium oxide) / m3 (skin)