N-Maleimidobutyryloxysuccinimide ester


Product # CL226
Name N-Maleimidobutyryloxysuccinimide ester
Synonyms N-Maleimidobutyryloxysuccinimide ester, GMBS
CAS Number 80307-12-6
Molecular Weight 280.2
Color & Form White solid
Melting Point 128° C
Solubility Insoluble


100 mg $85.00
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Information about N-Maleimidobutyryloxysuccinimide ester / CAS 80307-12-6


  • Primary amine reactive
  • Sulfhydryl reactive


  1. Fujiwara, K., et al. (1988) J. Immunol Methods 110, 47
  2. Kitagawa, T., et al. (1983) J. Biochem. 94, 1160.


Transportation Information Not a dangerous good
Pictogram Pictogram: Irritant 
Signal Word Warning
Hazardous Statements

H315  Causes skin irritation.

H319  Causes serious eye irritation.

H335  May cause respiratory irritation.

Precautionary Phrases

P261  Avoid breathing dust/fume/gas/mist/vapours/spray.

P280  Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352  IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338  IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

P304+P340  IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

Detailed Safety and Handling Information can be found on our Safety Data Sheet (SDS).

Featured Element: Bismuth

Bismuth is a brittle crystalline which is slightly pinkish in its elemental form.

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