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Thermo Scientific™ Pierce™ NEM (N-ethylmaleimide)

Small, sulfhydryl-reactive (maleimide) compound to permanently block reduced cysteines of proteins or peptides to prevent disulfide bond formation.

Brand:  Thermo Scientific™ 23030


Product Code. 11891335

  • 1442.00 NOK / 25g
Estimated Shipment: 15-01-2025
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Description

Description

Thermo Scientific™ Pierce N-Ethylmaleimide (NEM) is a small compound that forms stable, covalent thioether bonds with sulfhydryls (e.g., reduced cysteines), enabling them to be permanently blocked to prevent disulfide bond formation.

Highlights:

  • Forms covalent bonds with sulfhydryl groups at pH 6.5-7.5
  • Reaction can be monitored by measuring the decrease in absorbance at 300nm
TRUSTED_SUSTAINABILITY
Specifications

Specifications

Thiol
Unreactive Group
Pierce™
Medium (10 to 30 Å)
25 g
NEM
Upon receipt store at -20°C.
Blocking Groups
Maleimide
Solid
Water
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Safety and Handling

Safety and Handling

Product Identifier
  • N-Ethylmaleimide

Signal Word
  • Danger

Hazard Category
  • Acute toxicity Category 2
  • Acute toxicity Category 3
  • Serious eye damage/eye irritation Category 1
  • Skin corrosion/irritation Category 1 B
  • Skin sensitiser Category 1

Hazard Statement
  • H300-Fatal if swallowed.
  • H311-Toxic in contact with skin.
  • H314-Causes severe skin burns and eye damage.
  • H317-May cause an allergic skin reaction.
  • H318-Causes serious eye damage.

Precautionary Statement
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
  • P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
  • P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P405-Store locked up.
  • P501b-Dispose of contents/container in accordance with local/regional/national/international regulations.

Supplemental information
  • MIXTURE LIST-Contains : N-ethylmaleimide

SDS
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For Research Use Only. Not for use in diagnostic procedures.