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Osmium tetroxide_Molecular_structure_CAS_20816-12-0)
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Osmium tetroxide

Catalog No. 419494 Name Sigma Aldrich
CAS Number 20816-12-0 Website http://www.sigmaaldrich.com
M. F. O4Os Telephone 1-800-521-8956
M. W. 254.2276 Fax
Purity ≥98.0% Email
Storage Chembase ID: 128756

SYNONYMS

Title
四氧化锇
IUPAC name
tetraoxoosmium
IUPAC Traditional name
osmium tetroxide
Synonyms
“锇酸"
‘Osmic acid’
Osmium(VIII)-oxide
氧化锇(VIII)

DATABASE IDS

EC Number 244-058-7
CAS Number 20816-12-0
MDL Number MFCD00011150
PubChem SID 24866110

PROPERTIES

Clarity of solution passes test
Grade ACS reagent
Identification passes test
Linear Formula OsO4
Purity ≥98.0%
Apperance crystalline
Boiling Point 130 °C(lit.)
Melting Point 39.5-41 °C(lit.)
Vapor Density 8.8 (vs air)
Vapor Pressure 7 mmHg ( 20 °C)
GHS Pictograms GHS05
GHS Pictograms GHS06
GHS Pictograms GHS08
GHS Signal Word Danger
GHS Hazard statements H300-H310-H314-H330-H334
European Hazard Symbols Highly toxic Highly toxic (T+)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
GHS Precautionary statements P260-P264-P280-P284-P301 + P310-P302 + P350
RID/ADR UN 2471 6.1/PG 1
Risk Statements 26/27/28-34
RTECS RN1140000
Safety Statements 7/9-26-45
Storage Temperature 2-8°C
Hazard Class 6.1
UN Number 2471
Packing Group 1
German water hazard class 1

DETAILS

Description (English)
Packaging
1 g in ampule
250 mg in ampule
Packaged in ampules
Description (简体中文)
包装
1 g in ampule
250 mg in ampule
安瓿瓶包装

REFERENCES