3-Propylidene phthalide

Name: 3-Propylidene phthalide
Brand: Vaqora Chemicals
SKU: VQ-051851

About 3-Propylidene phthalide

Listed under CAS 17369-59-4, 3-Propylidene phthalide is an ester available from Vaqora Chemicals. Formula C11H10O2, molecular weight 174.2 g/mol. The IUPAC name is 3-propylidene-2-benzofuran-1-one. Alternative names: Propylidene phthalide and Propylidenephthalide.

Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for organic synthesis and API synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	3-Propylidene phthalide
Catalogue No.	VQ-051851
CAS Number	17369-59-4
IUPAC name	3-propylidene-2-benzofuran-1-one
Molecular formula	C₁₁H₁₀O₂
Molecular weight	174.2 g/mol
Exact mass	174.0681
InChIKey	NGSZDVVHIGAMOJ-UHFFFAOYSA-N
SMILES	CCC=C1C2=CC=CC=C2C(=O)O1
PubChem CID	28500

Physical properties
Physical form	Other
LogP (XLogP3)	2.6
H-bond donors / acceptors	0 / 2
TPSA	26.3 Å²
Synonyms	Propylidene phthalide, Propylidenephthalide, 1(3H)-Isobenzofuranone, 3-propylidene-, Phthalide, 3-propylidene-, 3-propylidene-1,3-dihydro-2-benzofuran-1-one, 3-propylideneisobenzofuran-1-one, (3Z)-3-propylidene-1,3-dihydro-2-benzofuran-1-one, 3-Propylidene-2-benzofuran-1(3H)-one

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H317May cause an allergic skin reaction

Precautionary statements: P261, P264, P270, P272, P280, P301 + P317, P302 + P352, P321, P330, P333 + P317, P362 + P364, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 3-Propylidene phthalide?

The CAS Registry Number of 3-Propylidene phthalide is 17369-59-4. It is also known as Propylidene phthalide, Propylidenephthalide, 1(3H)-Isobenzofuranone, 3-propylidene-.

What is the molecular formula and molecular weight of 3-Propylidene phthalide?

3-Propylidene phthalide has the molecular formula C11H10O2 and a molecular weight of 174.2 g/mol. Its IUPAC name is 3-propylidene-2-benzofuran-1-one.

Which grade and pack sizes of 3-Propylidene phthalide can I order?

We supply 3-Propylidene phthalide, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 3-Propylidene phthalide?

Yes. Every lot of 3-Propylidene phthalide 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 3-Propylidene phthalide be shipped internationally?

Yes. 3-Propylidene phthalide is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.