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Merck

04260

N-Ethylmaleimide

purum p.a., ≥99.0% (HPLC)

Sinónimos:

NEM

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About This Item

Fórmula empírica (notación de Hill):
C6H7NO2
Número CAS:
Peso molecular:
125.13
NACRES:
NA.26
PubChem Substance ID:
UNSPSC Code:
12352209
EC Number:
204-892-4
MDL number:
Beilstein/REAXYS Number:
112448

Nombre del producto

N-Ethylmaleimide, purum p.a., ≥99.0% (HPLC)

SMILES string

CCN1C(=O)C=CC1=O
CCN1C(=O)C=CC1=O

InChI key

HDFGOPSGAURCEO-UHFFFAOYSA-N

InChI

1S/C6H7NO2/c1-2-7-5(8)3-4-6(7)9/h3-4H,2H2,1H3

grade

purum p.a.

assay

≥99.0% (HPLC)

ign. residue

≤0.05%

bp

210 °C (lit.)

mp

43-46 °C (lit.)
43-46 °C

anion traces

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤100 mg/kg

cation traces

Ca: ≤50 mg/kg
Cd: ≤50 mg/kg
Co: ≤50 mg/kg
Cu: ≤50 mg/kg
Fe: ≤50 mg/kg
K: ≤100 mg/kg
Na: ≤100 mg/kg
Ni: ≤50 mg/kg
Pb: ≤50 mg/kg
Zn: ≤50 mg/kg

storage temp.

2-8°C

Quality Level

Gene Information

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Application

N-Ethylmaleimide has been used to measure low molecular weight thiols bound to plasma proteins.
Reagent for the covalent modification of cysteine residues in proteins.

Biochem/physiol Actions

Augments currents from native M-channels in sympathetic neurons and acts as an opener for KCNQ2, KCNQ4 and KCNQ5 channels.
Sulfhydryl alkylating agent that inactivates NADP-dependent isocitrate dehydrogenase and many endonucleases.

pictograms

Skull and crossbonesCorrosion

signalword

Danger

Hazard Classifications

Acute Tox. 2 Oral - Acute Tox. 3 Dermal - Eye Dam. 1 - Skin Corr. 1B - Skin Sens. 1

Clase de almacenamiento

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

163.2 °F - closed cup

flash_point_c

72.9 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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