5-Bromo Phthalide

Name: 5-Bromo Phthalide
Brand: Vaqora Chemicals
SKU: VQ-036346

About 5-Bromo Phthalide

Listed under CAS 64169-34-2, 5-Bromo Phthalide is an ester available from Vaqora Chemicals. Formula C8H5BrO2, molecular weight 213.03 g/mol. Systematically, it is named 5-bromo-3H-2-benzofuran-1-one. Alternative names: 5-bromo-3H-isobenzofuran-1-one and 1(3H)-Isobenzofuranone, 5-bromo-.

Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Typical applications include organic synthesis and API synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 5-Bromo Phthalide in 100 mg, 250 mg, 1 g and 5 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. SDS and detailed specification sheets can be requested with your quotation. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	5-Bromo Phthalide
Catalogue No.	VQ-036346
CAS Number	64169-34-2
IUPAC name	5-bromo-3H-2-benzofuran-1-one
Molecular formula	C₈H₅BrO₂
Molecular weight	213.03 g/mol
Exact mass	211.9473
InChIKey	IUSPXLCLQIZFHL-UHFFFAOYSA-N
SMILES	C1C2=C(C=CC(=C2)Br)C(=O)O1
PubChem CID	603144

Physical properties
Physical form	Other
LogP (XLogP3)	1.5
H-bond donors / acceptors	0 / 2
TPSA	26.3 Å²
Synonyms	5-bromo-3H-isobenzofuran-1-one, 1(3H)-Isobenzofuranone, 5-bromo-, 5-bromoisobenzofuran-1(3H)-one, 5-Bromo-1(3H)-isobenzofuranone, 5-bromo-1,3-dihydro-2-benzofuran-1-one, 5-bromphthalide, 5-Bromo-2-benzofuran-1(3H)-one, 5-bromo-1,3-dihydro-isobenzofuran-1-one, 5-Bromo-3H-isobenzofuranone, 5-bromo-1,3-dihydro-iso, 5-bromoisobenzo[b]furan-1(3H)-one

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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 5-Bromo Phthalide?

The CAS Registry Number of 5-Bromo Phthalide is 64169-34-2. It is also known as 5-bromo-3H-isobenzofuran-1-one, 1(3H)-Isobenzofuranone, 5-bromo-, 5-bromoisobenzofuran-1(3H)-one.

What is the molecular formula and molecular weight of 5-Bromo Phthalide?

5-Bromo Phthalide has the molecular formula C8H5BrO2 and a molecular weight of 213.03 g/mol. Its IUPAC name is 5-bromo-3H-2-benzofuran-1-one.

Which grade and pack sizes of 5-Bromo Phthalide can I order?

We supply 5-Bromo 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 5-Bromo Phthalide?

Yes. Every lot of 5-Bromo 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 5-Bromo Phthalide be shipped internationally?

Yes. 5-Bromo 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.