1-Hydroxy-1H-pyrrole-2,5-dione

Basic Information

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CAS Number

4814-74-8

Molecular Formula

C4H3NO3

Molecular Weight

113.07 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

130-133 °C (dec.)

Boiling Point

211.74°C (rough estimate)

Flash Point

121.2±22.6 °C

Refractive Index

1.4543 (estimate)

Vapor Pressure

0.0±1.3 mmHg at 25°C

SMILES

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C1=CC(=O)N(C1=O)O

InChI

InChI=1S/C4H3NO3/c6-3-1-2-4(7)5(3)8/h1-2,8H

InChIKey

BUXKULRFRATXSI-UHFFFAOYSA-N

LogP

-0.6994000000000002

Topological Polar Surface Area

57.61000000000001 Å²

Hydrogen Bond Donor/Acceptor

1 / 4

Complexity

154

Safety Information

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GHS Hazard Pictograms

H314

Hazard Statement

H314 Causes severe skin burns and eye damage
Skin corrosion/irritation

Hazard Class

Class 8 Class 8

Synonyms & References

English

DTXSID50197434
MFCD00005501
N-Hydroxymaleimide, 97%
N-Hydroxymaleimide
AKOS015909743
EINECS 225-385-4
AS-81236
N-hydroxymaleamine
FT-0607919
BP-20410
1-hydroxypyrrole-2,5-dione
1-Hydroxy-1H-pyrrole-2,5-dione
Q20054534
CS-0327189
SCHEMBL43426
F87353
BUXKULRFRATXSI-UHFFFAOYSA-N
NS00031769
1-hydroxy-2,5-dihydro-1h-pyrrole-2,5-dione
A827481
4814-74-8
1-Hydroxy-2,5-dihydro-1H-pyrrole-2,5-dione

MDL Number

MFCD00005501

Customs Code

2925190090

FAQ

What regulatory guidelines apply to 1-Hydroxy-1H-pyrrole-2,5-dione (CAS: 4814-74-8)?

1-Hydroxy-1H-pyrrole-2,5-dione (CAS: 4814-74-8) is classified under GHS as a skin irritant. It is regulated under REACH in the EU, requiring manufacturers and importers to register the substance if it meets the tonnage threshold. FDA and EPA may also have specific regulatory requirements regarding its use in pharmaceuticals and environmental releases, respectively. Compliance with these regulations is crucial for handling and processing the compound.

Are there alternatives to 1-Hydroxy-1H-pyrrole-2,5-dione (CAS: 4814-74-8) in synthesis?

Alternatives to 1-Hydroxy-1H-pyrrole-2,5-dione (CAS: 4814-74-8) in synthesis include other pyrrole derivatives such as 2,5-diketopyrrole and 1,3-diketopyrrole. These can be used as precursors in the synthesis of various materials and pharmaceuticals. Additionally, substituting with alternative reagents like oxalic acid or maleic anhydride can also achieve similar functionalities.

What is the market or research trend for 1-Hydroxy-1H-pyrrole-2,5-dione (CAS: 4814-74-8)?

The market for 1-Hydroxy-1H-pyrrole-2,5-dione (CAS: 4814-74-8) is driven by its use in the production of dyes, pigments, and pharmaceutical intermediates. Research trends are focused on exploring its potential in catalysis, polymer chemistry, and as a building block for complex molecules. Recent studies also highlight its role in developing new materials and analytical techniques.

How should waste containing 1-Hydroxy-1H-pyrrole-2,5-dione (CAS: 4814-74-8) be handled?

Waste containing 1-Hydroxy-1H-pyrrole-2,5-dione (CAS: 4814-74-8) should be collected in appropriate containers and disposed of through professional waste disposal services. Incineration is an effective method for waste disposal, but it must be done in a controlled environment to minimize environmental impact. Proper personal protective equipment (PPE) should be worn during handling, and precautionary measures should be taken to prevent spills and releases into the environment.