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Bis(triphenylsilyl) chromate

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  • Siwin
  • Siwin-PTCR
  • 1624-02-8
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                                                               Bis(triphenylsilyl) chromate


Basic Information:

Name

Bis(triphenylsilyl) chromate

EINECS 216-612-8
CAS No. 1624-02-8 Density
PSA 52.60000 LogP 4.03120
Solubility
Melting Point 159 °C (dec.)(lit.)
Formula C36H30CrO4Si2 Boiling Point
Molecular Weight 634.79 Flash Point
Transport Information UN 2811 6.1/PG 3 Appearance
Safety 53-45-60-61 Risk Codes 49-43-50/53
Molecular Structure Molecular Structure of 1624-02-8 (Chromium, dioxobis(1,1,1-triphenylsilanolato)-) Hazard Symbols ToxicT,DangerousN
Synonyms

Silanol, triphenyl-, chromate(VI) (6CI,7CI);Silanol, triphenyl-, diester with chromic acid (H2CrO4)(8CI);Chromic acid (H2CrO4), bis(triphenylsilyl) ester;



Bis(triphenylsilyl) chromate Standards and Recommendations

OSHA PEL: CL 0.1 mg(CrO3)/m3
ACGIH TLV: TWA 0.05 mg(CrO3)/m3
NIOSH REL: (Chromium(VI)): TWA 0.025 mg(Cr(VI))/m3; CL 0.05/15M

The toxicity data is as follows:  

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rabbit LD50 skin 710mg/kg (710mg/kg)
Toxicology and Applied Pharmacology. Vol. 28, Pg. 313, 1974.
rat LD50 oral 3360mg/kg (3360mg/kg)
Toxicology and Applied Pharmacology. Vol. 28, Pg. 313, 1974.


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