4-Nitrophthalide

Name: 4-Nitrophthalide
Brand: Vaqora Chemicals
SKU: VQ-009831

About 4-Nitrophthalide

4-Nitrophthalide (CAS 65399-18-0) is a nitrogen-functional building block offered by Vaqora Chemicals. The compound has the formula C8H5NO4, corresponding to a molecular weight of 179.13 g/mol. Its systematic (IUPAC) name is 4-nitro-3H-2-benzofuran-1-one. Alternative names: 4-Nitroisobenzofuran-1(3H)-one and 4-Nitro-3H-isobenzofuran-1-one.

Store sealed in a dry, well-ventilated location away from incompatible materials. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Key uses span organic synthesis, dye and pigment intermediates and heterocycle construction. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer 4-Nitrophthalide in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. This item is currently in stock for prompt dispatch. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

Organic synthesis
Dye & pigment intermediates
Heterocycle construction

Industries

Specifications & identifiers

Chemical identifiers
Product name	4-Nitrophthalide
Catalogue No.	VQ-009831
CAS Number	65399-18-0
IUPAC name	4-nitro-3H-2-benzofuran-1-one
Molecular formula	C₈H₅NO₄
Molecular weight	179.13 g/mol
Exact mass	179.0219
Grade	Reference Standard
InChIKey	NTPUVQUUAYGRHK-UHFFFAOYSA-N
SMILES	C1C2=C(C=CC=C2[N+](=O)[O-])C(=O)O1
PubChem CID	1211692

Physical properties
Physical form	Other
LogP (XLogP3)	1.2
H-bond donors / acceptors	0 / 4
TPSA	72.1 Å²
Synonyms	4-Nitroisobenzofuran-1(3H)-one, 4-Nitro-3H-isobenzofuran-1-one, 4-nitro-2-benzofuran-1(3H)-one, 4-nitro-1,3-dihydro-2-benzofuran-1-one, 1(3H)-Isobenzofuranone, 4-nitro-, 1,3-dihydro-4-nitrobenzo[c]furan-1-one

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 4-Nitrophthalide?

The CAS Registry Number of 4-Nitrophthalide is 65399-18-0. It is also known as 4-Nitroisobenzofuran-1(3H)-one, 4-Nitro-3H-isobenzofuran-1-one, 4-nitro-2-benzofuran-1(3H)-one.

What is the molecular formula and molecular weight of 4-Nitrophthalide?

4-Nitrophthalide has the molecular formula C8H5NO4 and a molecular weight of 179.13 g/mol. Its IUPAC name is 4-nitro-3H-2-benzofuran-1-one.

Which grade and pack sizes of 4-Nitrophthalide can I order?

We supply 4-Nitrophthalide in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Nitrophthalide?

Yes. Every lot of 4-Nitrophthalide 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 4-Nitrophthalide be shipped internationally?

Yes. We export 4-Nitrophthalide worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.