Molekula

4-Nitrophthalic anhydride

SKU 19877819 CAS 5466-84-2 C8H3NO5 MW 193.11 Available on enquiry

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4-Nitrophthalic anhydride is an organic compound primarily used as an intermediate in the synthesis of dyes, pharmaceuticals, and agrochemicals, particularly for producing pigments and specialty chemicals. It is a yellow crystalline solid with a distinct aromatic odor, often employed in organic synthesis due to its reactive anhydride group. This chemical has a CAS number of 5466-84-2, a molecular formula of C8H3NO5, and a molecular weight of 193.11 g/mol. It is stable under ambient storage conditions but requires careful handling, as indicated by its "Warning" signal word. Molekula supplies 4-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.

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Overview

SKU: 19877819
CAS Number: 5466-84-2
IUPAC Name: 5-nitro-2-benzofuran-1,3-dione
EC Number: 226-776-2
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: MMVIDXVHQANYAE-UHFFFAOYSA-N
InChI: InChI=1S/C8H3NO5/c10-7-5-2-1-4(9(12)13)3-6(5)8(11)14-7/h1-3H
PubChem CID: 230976

Synonyms

1,3-Isobenzofurandione, 5-nitro-
4-NITRO-1,2-BENZENEDICARBOXYLIC ACID ANHYDRIDE
4-Nitrophthalic acid anhydride
5-Nitro-1,3-isobenzofurandione
5-nitroisobenzofuran-1,3-dione
5-Nitrophthalic anhydride
NITROPHTHALIC ANHYDRIDE, 4-
Phthalic anhydride, 4-nitro-

Literature values

Published physical properties of the substance, not batch specifications.

Melting Point: 118.9 °C

Source: PubChem CID 230976 (CAMEO Chemicals)

Frequently asked questions

What is 4-Nitrophthalic anhydride commonly used for?

It is primarily used as an intermediate in organic synthesis, including the production of dyes, pharmaceuticals, and agrochemicals.

What is the chemical formula and molecular weight of 4-Nitrophthalic anhydride?

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

What safety classification does 4-Nitrophthalic anhydride have?

The product carries a **Signal Word: Warning** under GHS classification, indicating moderate hazard.

How should 4-Nitrophthalic anhydride be stored?

Store in a tightly sealed container at **ambient temperature**, away from moisture and incompatible substances.

Does Molekula supply 4-Nitrophthalic anhydride in bulk quantities?

Yes, we offer bulk packaging options—please contact our sales team for specific quantities and pricing.

What documentation is provided with an order of 4-Nitrophthalic anhydride?

Each order includes a **Certificate of Analysis (CoA)**, Safety Data Sheet (SDS), and a product specification sheet.

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.