Acetylsalicylic acid, 99%, Thermo Scientific™

Product Code	Brand	Quantity	Packaging
10640754	Thermo Scientific Acros 158180500	50g	Plastic bottle
10032160	Thermo Scientific Acros 158185000	500g	Plastic bottle
10318893	Thermo Scientific Acros 158180025	2.5kg	Plastic bottle

Description

This Thermo Scientific 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.

Chemical Identifiers

• CAS: 50-78-2
• Molecular Weight (g/mol): 180.16
• InChI Key: BSYNRYMUTXBXSQ-UHFFFAOYSA-N
• PubChem CID: 2244
• IUPAC Name: 2-acetyloxybenzoic acid

• Molecular Formula: C9H8O4
• MDL Number: MFCD00002430
• Synonym: aspirin, acetylsalicylic acid, 2-acetoxybenzoic acid, 2-acetyloxy benzoic acid, acetylsalicylate, o-acetylsalicylic acid, o-acetoxybenzoic acid, acylpyrin, polopiryna, easprin
• ChEBI: CHEBI:15365
• SMILES: CC(=O)OC1=CC=CC=C1C(O)=O

Specifications

• Chemical Name or Material: Acetylsalicylic acid
• CAS Min %: 98.5
• Appearance: (1g in 9mL ethanol) clear, colorless
• Color: White
• Flash Point: 250°C
• Assay Percent Range: 99%
• Molecular Formula: C9H8O4
• MDL Number: MFCD00002430
• Packaging: Plastic bottle
• Merck Index: 15, 841
• Quantity: 50g
• InChI Key: BSYNRYMUTXBXSQ-UHFFFAOYSA-N
• SMILES: CC(=O)OC1=CC=CC=C1C(O)=O
• Molecular Weight (g/mol): 180.16
• ChEBI: CHEBI:15365
• Physical Form: Granular Powder
• Percent Purity: 99%

• CAS: 50-78-2
• CAS Max %: 100.0
• Density: 1.3500g/mL
• Melting Point: 136.0°C to 140.0°C
• Loss on Drying: 0.5% max. (1 g) (vacuum)
• Infrared Spectrum: Authentic
• Linear Formula: 2-(CH₃CO₂)C₆H₄CO₂H
• Beilstein: 10, 67
• Particle Size: 92% min. (retained on 125 Micron sieve), 40% Max. (retained on 710 Micron sieve), 5% Max. (retained on 1000 Micron sieve)
• Synonym: aspirin, acetylsalicylic acid, 2-acetoxybenzoic acid, 2-acetyloxy benzoic acid, acetylsalicylate, o-acetylsalicylic acid, o-acetoxybenzoic acid, acylpyrin, polopiryna, easprin
• Solubility Information: Solubility in water: 3.3g/L (20°C). Other solubilities: 1g in 5mL alcohol,17mL chloroform,,and 10-15 mL ether,slightly soluble in anhydrous ether,decomposes in boiling water,alkali
• Specific Gravity: 1.35
• IUPAC Name: 2-acetyloxybenzoic acid
• PubChem CID: 2244
• Formula Weight: 180.16
• Sulfated Ash: 0.1% max.
• Heavy Metals: 10ppm max

Safety and Handling

Product Identifier

• Acetylsalicylic acid

Signal Word

• Warning

Hazard Category

• Acute toxicity Category 4

Hazard Statement

• H302-Harmful if swallowed.

Precautionary Statement

• P264-Wash thoroughly after handling.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P312-Call a POISON CENTER/doctor/if you feel unwell.

RUO – Research Use Only