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930-88-1 - N-Methylmaleimide, 98+% - 1-Methyl-1H-pyrrole-2,5-dione - L00437 - Alfa Aesar

L00437 N-Methylmaleimide, 98+%

CAS Number
930-88-1
Synonyms
1-Methyl-1H-pyrrole-2,5-dione

Size Price ($) Quantity Availability
5g 42.57
25g 139.95
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N-Methylmaleimide, 98+%

MDL
MFCD00005508
EINECS
213-226-1

Chemical Properties

Formula
C5H5NO2
Formula Weight
111.10
Melting point
94-96°
Solubility
Slightly soluble in water.

Applications

N-Methylmaleimide is an electron deficient olefin that acts as a thiol-blocking reagent.

Notes

Store away from strong oxidizing agents. Keep container tightly closed. Store in cool, dry conditions in well sealed containers.

Literature References

Michael E. Kopach.; Dean Harman, W. The Osmium(II)-Promoted [4 + 2] Cycloaddition Reaction of Anisole and N-Methylmaleimide and Characterization of the .eta.2-4H-Anisolium Intermediate. J. Org. Chem. 1994, 59, (22), 6506-6507.

Ronald N. Warrener. Isolation of isobenzofuran, a stable but highly reactive molecule. J. Am. Chem. Soc. 1971, 93, (9), 2346-2348.

Reactive dienophile and dipolarophile.

GHS Hazard and Precautionary Statements

Hazard Statements: H300-H310-H330-H317-H314-H318

Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled. May cause an allergic skin reaction. Causes severe skin burns and eye damage. Causes serious eye damage.

Precautionary Statements: P260-P301+P310-P303+P361+P353-P304+P340-P305+P351+P338-P320-P330-P361-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Specific treatment is urgent (see label). Rinse mouth. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Beilstein
108550
Hazard Class
6.1
Packing Group
II
Harmonized Tariff Code
2925.19
TSCA
No
RTECS
ON5600000

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