Molekula

3-Nitrophthalic anhydride

SKU 13066790 CAS 641-70-3 C8H3NO5 MW 193.11 Available on enquiry

Supplying 4,500+ customers in over 80 countries

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Certificate of Analysis with every batch

3-Nitrophthalic anhydride is a reactive organic compound used in the synthesis of dyes, pharmaceuticals, and specialty polymers. It is a yellow crystalline solid with a molecular formula of C8H3NO5 and a molecular weight of 193.11 g/mol. It is stable at ambient temperatures and should be stored under normal conditions. The substance is classified with a warning signal word due to its potential hazards. Molekula supplies 3-Nitrophthalic anhydride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

This substance is available from Molekula on enquiry. Full specification, Safety Data Sheet and Certificate of Analysis documentation are provided with your quotation once our team confirms the grade and pack size you need.

Contact sales

Expect a response within hours Speak to a chemist: +44 (0) 3302 000333

Paste this into the structure editor to work on it

Overview

SKU: 13066790
CAS Number: 641-70-3
IUPAC Name: 4-nitro-2-benzofuran-1,3-dione
EC Number: 211-373-6
Molecular Formula: C8H3NO5
Molecular Weight: 193.11
Exact Mass: 193.0011
SMILES: C1=CC2=C(C(=C1)[N+](=O)[O-])C(=O)OC2=O
InChIKey: ROFZMKDROVBLNY-UHFFFAOYSA-N
InChI: InChI=1S/C8H3NO5/c10-7-4-2-1-3-5(9(12)13)6(4)8(11)14-7/h1-3H
PubChem CID: 21631

Synonyms

1,3-Isobenzofurandione, 4-nitro-
1,3-Isobenzofurandione, nitro-
3-nitro-phtalic anhydride
3-nitrophtalic acid anhydride
3-nitrophthalic acid anhydride
4-nitro-1,3-dihydro-2-benzofuran-1,3-dione
4-Nitro-2-benzofuran-1,3-dione
4-nitroisobenzofuran-1,3-dione
nitrophthalic anhydride
Phthalic anhydride, 3-nitro-

Frequently asked questions

What is 3-Nitrophthalic anhydride used for?

It is primarily used as an intermediate in the synthesis of dyes, pigments, and pharmaceuticals.

What is the chemical formula and molecular weight of 3-Nitrophthalic anhydride?

The formula is C8H3NO5 and the molecular weight is 193.11 g/mol.

How should 3-Nitrophthalic anhydride be stored?

It should be stored at ambient temperature, protected from moisture and heat.

What grade is available for 3-Nitrophthalic anhydride?

Available in technical grade; custom purity options may be available upon request.

Can Molekula supply 3-Nitrophthalic anhydride in bulk?

Yes, bulk quantities are available—please contact our sales team for pricing and availability.

What documentation comes with an order of 3-Nitrophthalic anhydride?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.

Related products

Molekula has supplied fine chemicals and biochemicals since 1999, and its facilities are ISO 9001:2015 and ISO 14001:2015 certified. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.