p-Maleimidophenyl isocyanate


Product # CL223
Name p-Maleimidophenyl isocyanate
Synonyms P-Maleimidophenylisocyanate, PMPI
CAS Number 123457-83-0
Molecular Weight 214
Color & Form Yellow solid
Boiling Point Decomposes
Melting Point 122° C


50 mg $85.00
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Information about p-Maleimidophenyl isocyanate / CAS 123457-83-0

  • Hydroxyl reactive
  • Thiol reactive


  1. Palumbo, P.S., et al. (1993) Bioconjugate Chem. 4, 212-218.


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

H302+H312+H332  Harmful if swallowed, in contact with skin, or by inhalation.

H315  Causes skin irritation.

H317  May cause an allergic skin reaction.

H319  Causes serious eye irritation.

H335  May cause respiratory irritation.

Precautionary Phrases

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

P270  Do not eat, drink or smoke when using this product.

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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