Phthalic anhydride, ACS, 99.0-100.2%

Product Code.	Quantity	unitSize
11368918	500 g	500g
11358918	4 x 500 g	2000g
11378918	2.5 kg	2.5kg

Product Code. 11368918

Brand: Thermo Scientific Alfa Aesar 041771.36

Description

CAS: 85-44-9 | C8H4O3 | 148.12 g/mol

Phthalic anhydride is used as an intermediate in chemical synthesis and plastics manufacturing.

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

Specifications

Chemical Identifiers

• CAS: 85-44-9
• Molecular Formula: C8H4O3
• Molecular Weight (g/mol): 148.12
• MDL Number: MFCD00005918
• InChI Key: LGRFSURHDFAFJT-UHFFFAOYSA-N
• Synonym: phthalic anhydride, isobenzofuran-1,3-dione, 1,3-isobenzofurandione, 1,3-dioxophthalan, 1,3-phthalandione, phthalsaeureanhydrid, phthalic acid anhydride, o-phthalic acid anhydride, phthalandione, retarder esen
• PubChem CID: 6811
• ChEBI: CHEBI:36605
• IUPAC Name: 2-benzofuran-1,3-dione
• SMILES: O=C1OC(=O)C2=CC=CC=C12

• Melting Point: 131°C to 133°C
• Density: 1.53 g/mL
• Boiling Point: 295°C (sublimation)
• Flash Point: 152°C (305°F)
• Odor: Weak, characteristic
• Quantity: 500 g
• UN Number: UN2214
• Beilstein: 118515
• Sensitivity: Moisture sensitive
• Merck Index: 14,7372
• Solubility Information: Soluble in water (6mg/ml at 20°C),alcohol,carbon disulf,ethanol (100mg/ml).
• Formula Weight: 148.12
• Percent Purity: 99.0 to 100.2%
• Grade: ACS
• Physical Form: Flaky Crystals
• Chemical Name or Material: Phthalic anhydride

Safety and Handling

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 4
• Serious eye damage/eye irritation Category 1
• Respiratory sensitiser Category 1
• Skin corrosion/irritation Category 2
• Skin sensitiser Category 1
• Specific target organ toxicity Category 3

Hazard Statement

• H302-Harmful if swallowed.
• H315-Causes skin irritation.
• H317-May cause an allergic skin reaction.
• H318-Causes serious eye damage.
• H334-May cause allergy or asthma symptoms or breathing difficulties if inhaled.
• H335-May cause respiratory irritation.

Precautionary Statement

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P308+P313-IF exposed or concerned: Get medical advice/attention.

SDS

RUO – Research Use Only