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Maleimide CAS No.541-59-3

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Feature Good stability
Classification Chemicals
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Names and Identifiers

NameMaleimide
SynonymsMaleimide
NSC 13684
maleicimide
Maleinimide
Maleic imide
ASISCHEM S97810
2,5-Pyrroledione
PYRROLE-2,5-DIONE
MALEIC ACID IMIDE
1h-pyrrole-2,5-dione
2,5-dioxo-3-pyrroline
3-Pyrroline-2,5-dione
5-hydroxy-2H-pyrrol-2-one
2,5-Dioxo-2,5-dihydropyrrole
1H-Pyrrole-2,5-dione,2,5-Pyrroledione
2,5-Dioxo-3-pyrroline~1H-Pyrrole-2,5-dione
1H-Pyrrole-2,5-dione, 2,5-Dihydro-2,5-dioxo-1H-pyrrole
CAS541-59-3
EINECS208-787-4
InChIInChI=1/C4H3NO2/c6-3-1-2-4(7)5-3/h1-2H,(H,5,6,7)
InChIKeyPEEHTFAAVSWFBL-UHFFFAOYSA-N

​Physico-chemical Properties

Molecular FormulaC4H3NO2
Molar Mass97.07
Density1,2493 g/cm3
Melting Point91-93 °C (lit.)
Boling Point97-103°C 5mm
Flash Point97-103°C/5mm
Water SolubilitySOLUBLE
Solubilitysoluble in Methanol
AppearanceCrystallization
ColorWhite to slightly yellow
Maximum wavelength(λmax)[‘280nm(EtOH)(lit.)’]
BRN106910
pKa8.52±0.20(Predicted)
Storage ConditionInert atmosphere,Room Temperature
Refractive Index1.4543 (estimate)
MDLMFCD00005494
Physical and Chemical PropertiesLight yellow crystalline powder
Usefor organic synthesis. Rhodium-catalyzed arylation of arylboric acid.

Risk and Safety

Risk CodesR25 – Toxic if swallowed
R34 – Causes burns
R43 – May cause sensitization by skin contact
R36/37/38 – Irritating to eyes, respiratory system and skin.
R36 – Irritating to the eyes
Safety DescriptionS26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection.
S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S37/39 – Wear suitable gloves and eye/face protection
S28A –
S7/9 –
UN IDsUN 2923 8/PG 2
WGK Germany3
RTECSON4800000
TSCAYes
HS Code29251995
Hazard Class8
Packing GroupIII

Maleimide Use Chemical products are used in the medicine industry in a variety of ways. Some of the most common uses are to create medicines, create medical devices, and manufacture pharmaceuticals. For example, chemical products are used in the making of medications, such as antibiotics and painkillers. Chemical products are also used to produce medical devices, such as pacemakers and artificial organs, and to create pharmaceuticals for the treatment of various ailments and diseases. Chemical materials are closely related to industrial production and people’s life. Chemical materials are used as raw materials in many fields. The production of chemical materials is also directly related to plant operation efficiency and people’s life quality. It involves polymer materials, aviation materials, building materials, etc. Chemical products used in the food industry include food additives, preservatives, and colorings. Food additives are used to enhance the flavor, texture, and appearance of a food product. Examples of food additives include emulsifiers, stabilizers, thickeners, sweeteners, and flavorings. Preservatives are used to extend shelf life and prevent spoilage. Examples of preservatives include sodium benzoate, potassium sorbate, and sodium nitrite. Colorings are used to improve the aesthetic appeal of food products. Examples of colorings used in the food industry include carotene, annatto and turmeric.,Disclaimer: The above content is for reference and communication only among industry insiders, and does not guarantee its accuracy or completeness. According to relevant laws and regulations and the regulations of this website, units or individuals who purchase related items should obtain valid qualifications and qualification conditions.

Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.

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