Homophthalic anhydride, 98%

Catalog No.	Quantity	Packaging
AC156300050	5 g	Glass bottle
AC156300250	25 g	Glass bottle
AC156301000	100 g	Glass bottle

Catalog No. AC156300050 Supplier Thermo Scientific Chemicals Supplier No. 156300050

Description

CAS: 703-59-3 | C₉H₆O₃ | 162.14 g/mol

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.

Specifications

Chemical Identifiers

• CAS: 703-59-3
• Molecular Formula: C₉H₆O₃
• Molecular Weight (g/mol): 162.14
• MDL Number: MFCD00006894
• InChI Key: AKHSBAVQPIRVAG-UHFFFAOYSA-N
• Synonym: homophthalic anhydride, 1,3-isochromandione, isochroman-1,3-dione, 1h-2-benzopyran-1,3 4h-dione, homophthalic acid anhydride, 4h-2-benzopyran-1,3-dione, 1h-isochromene-1,3 4h-dione, 3,4-dihydro-1h-2-benzopyran-1,3-dione, 4h-benzo c pyran-1,3-dione, homophthalic anhydride 2-carboxyphenylacetic anhydride
• PubChem CID: 12801
• IUPAC Name: 4H-isochromene-1,3-dione
• SMILES: C1C2=CC=CC=C2C(=O)OC1=O

• Melting Point: 140.0°C to 144.0°C
• Color: Yellow to Beige
• Infrared Spectrum: Authentic
• Assay Percent Range: 98%
• Packaging: Glass bottle
• Quantity: 5 g
• Beilstein: 17, 489
• Fieser: 11,254
• Formula Weight: 162.14
• Percent Purity: 98%
• Physical Form: Powder
• Chemical Name or Material: Homophthalic anhydride

Safety and Handling

Hazard Category	GHS Signal Word: Warning
Hazard Statement	GHS H Statement: May cause respiratory irritation. Causes serious eye irritation. Causes skin irritation. Harmful if swallowed.
Precautionary Statement	GHS P Statement: Avoid breathing dust/fume/gas/mist/vapors/spray. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. IF ON SKIN: Wash with plenty of soap and water. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.
EINECSNumber	211-873-4

SDS

RUO – Research Use Only