Benzalphthalide

Name: Benzalphthalide
Brand: Vaqora Chemicals
SKU: VQ-051127

About Benzalphthalide

Vaqora Chemicals supplies Benzalphthalide, a process intermediate or related compound of Phenindione registered under CAS number 575-61-1. Its molecular formula is C15H10O2 and its molecular weight is 222.24 g/mol. Systematically, it is named 3-benzylidene-2-benzofuran-1-one. Common synonyms include 3-Benzylidenephthalide and Benzylidenephthalide.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Process chemists and analysts use it when developing synthetic routes to Phenindione, tracking process-related impurities and validating analytical methods. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer Benzalphthalide in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Phenindione

View every impurity, metabolite and intermediate we list for Phenindione.

Phenindione impurities

Specifications & identifiers

Chemical identifiers
Product name	Benzalphthalide
Catalogue No.	VQ-051127
CAS Number	575-61-1
IUPAC name	3-benzylidene-2-benzofuran-1-one
Molecular formula	C₁₅H₁₀O₂
Molecular weight	222.24 g/mol
Exact mass	222.0681
InChIKey	YRTPZXMEBGTPLM-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)C=C2C3=CC=CC=C3C(=O)O2
PubChem CID	68464

Physical properties
Physical form	Solid
LogP (XLogP3)	3.5
H-bond donors / acceptors	0 / 2
TPSA	26.3 Å²
Synonyms	3-Benzylidenephthalide, Benzylidenephthalide, 3-benzylidene-2-benzofuran-1(3h)-one, 3-benzylideneisobenzofuran-1-one, 3-(phenylmethylene)-1-isobenzofuranone

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Benzalphthalide?

The CAS Registry Number of Benzalphthalide is 575-61-1. It is also known as 3-Benzylidenephthalide, Benzylidenephthalide, 3-benzylidene-2-benzofuran-1(3h)-one.

What is the molecular formula and molecular weight of Benzalphthalide?

Benzalphthalide has the molecular formula C15H10O2 and a molecular weight of 222.24 g/mol. Its IUPAC name is 3-benzylidene-2-benzofuran-1-one.

What is Benzalphthalide used for?

Benzalphthalide is supplied as a characterised reference material related to Phenindione. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Benzalphthalide can I order?

We supply Benzalphthalide, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Benzalphthalide?

Yes. Every lot of Benzalphthalide is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Benzalphthalide be shipped internationally?

Yes. We export Benzalphthalide worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.