Maleimide , 98% , 541-59-3

Synonym(s):
2,5-Pyrroledione

CAS NO.：541-59-3

Empirical Formula: C4H3NO2

Molecular Weight: 97.07

MDL number: MFCD00005494

EINECS: 208-787-4

PRODUCT Properties

• Melting point: 91-93 °C (lit.)
• Boiling point: 97-103°C 5mm
• Density: 1,2493 g/cm³
• refractive index: 1.4543 (estimate)
• Flash point: 97-103°C/5mm
• storage temp.: Inert atmosphere,Room Temperature
• solubility: soluble in Methanol
• pka: 8.52±0.20(Predicted)
• form: Fine Crystalline Powder
• color: White to slightly yellow
• Water Solubility: SOLUBLE
• λmax: 280nm(EtOH)(lit.)
• BRN: 106910
• InChI: 1S/C4H3NO2/c6-3-1-2-4(7)5-3/h1-2H,(H,5,6,7)
• InChIKey: PEEHTFAAVSWFBL-UHFFFAOYSA-N
• SMILES: O=C1NC(=O)C=C1
• CAS DataBase Reference: 541-59-3(CAS DataBase Reference)
• NIST Chemistry Reference: 1H-pyrrole-2,5-dione(541-59-3)
• EPA Substance Registry System: 1H-Pyrrole-2,5-dione (541-59-3)

Description and Uses

Rhodium-catalyzed conjugate arylation with arylboronic acids.1

Safety

• Symbol(GHS): GHS05,GHS06
• Signal word: Danger
• Hazard statements: H300-H314-H317
• Precautionary statements: P260-P270-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338
• PPE: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
• Hazard Codes: T,C
• Risk Statements: 25-34-43-36/37/38-36
• Safety Statements: 26-36/37/39-45-37/39-28A-7/9
• RIDADR: UN 2923 8/PG 2
• WGK Germany: 3
• RTECS: ON4800000
• TSCA: TSCA listed
• HazardClass: 8
• PackingGroup: III
• HS Code: 29251995
• Storage Class: 6.1A - Combustible acute toxic Cat. 1 and 2; very toxic hazardous materials
• Hazard Classifications: Acute Tox. 2 Oral; Eye Dam. 1; Skin Corr. 1B; Skin Sens. 1
• Limited Quantities: 1.0 L (0.3 gallons) (liquid) or 1 Kg (2.2 lbs) (solid)
• Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)