Osmium tetroxide, 2.5 wt.% solution in tert-Butanol, stabilized, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10207073	Thermo Scientific Acros 197450010	1 mL	Glass bottle
10256970	Thermo Scientific Acros 197450050	5 mL	Glass bottle
10003433	Thermo Scientific Acros 197450250	25 mL	Glass bottle

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Oxidation reagent

Specifications

• Chemical Name or Material: Osmium tetroxide
• Color: White to Yellow
• Molecular Formula: O4Os
• MDL Number: MFCD00011150
• Flash Point: 4°C
• Synonym: osmium tetroxide, osmium tetraoxide, osmic acid, perosmic oxide, osmic acid anhydride, osmium viii oxide, oso4, perosmic acid anhydride, osmiumtetroxide, osmium oxide, t-4
• SMILES: O=[Os](=O)(=O)=O
• Molecular Weight (g/mol): 254.23
• Formula Weight: 254.2
• Packaging: Glass bottle
• Density: 0.8110g/mL

• CAS: 20816-12-0, 75-65-0
• Physical Form: Crystals, Fused Mass or Solution
• Linear Formula: OsO₄
• Fieser: 01,759; 02,301; 04,361; 05,141; 06,424; 10,290; 12,358; 13,186; 14,235; 15,240; 16,249; 17,236
• Merck Index: 15, 6990
• InChI Key: VUVGYHUDAICLFK-UHFFFAOYSA-N
• IUPAC Name: tetraoxoosmium
• PubChem CID: 30318
• Concentration or Composition (by Analyte or Components): 2.5 wt% Min.
• Specific Gravity: 0.811

Safety and Handling

GHS H Statement
Toxic if inhaled.
Harmful if swallowed.
Fatal in contact with skin.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
May cause allergy or asthma symptoms o

GHS P Statement
Wear protective gloves/protective clothing/eye protection/face protection.
Keep away from heat/sparks/open flames/hot surfaces.
- No smoking.
IF ON SKIN (or hair): Take off immediately all contaminated clothing.
Rin

GHS Signal Word: Danger

missing translation for 'einecsNumber' : 244-058-7

missing translation for 'rtecsNumber' : RN1140000

missing translation for 'tsca' : TSCA

Product Identifier

• Osmium tetroxide, 2.5 wt% solution in t-butanol, stabilized

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 2
• Acute toxicity Category 3
• LONG-TERM AQUATIC HAZARD Chronic 3
• Serious eye damage/eye irritation Category 1
• Flammable liquid Category 2
• Germ cell mutagenicity Category 2
• Respiratory sensitiser Category 1
• Skin corrosion/irritation Category 1 B
• Skin sensitiser Category 1
• Specific target organ toxicity Category 3

Hazard Statement

• H317-May cause an allergic skin reaction.
• H318-Causes serious eye damage.
• H334-May cause allergy or asthma symptoms or breathing difficulties if inhaled.
• H314-Causes severe skin burns and eye damage.
• H310-Fatal in contact with skin.
• H330-Fatal if inhaled.
• H341-Suspected of causing genetic defects.
• H301-Toxic if swallowed.
• H335-May cause respiratory irritation.
• H412-Harmful to aquatic life with long lasting effects.
• H225-Highly flammable liquid and vapour.

Precautionary Statement

• P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P303+P361+P353-IF ON SKIN (or hair): 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. Continue rinsing.
• P310-Immediately call a POISON CENTER/doctor/.

RUO – Research Use Only