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Certification:ISO9001:2008

NEMI?? Dye Intermediates?? N-Ethylmaleimide? CAS NO 128-53-0?? 98%

Quick Detail:

Name	NMEI	Appearance	White to light yellow crystalline powder
Assay:	≥98.0	Solubility(50 mg/ml Ethanol)	clear
Ph	?	MP	43-46 °C(lit.)

Description:

> Formula:C6H7NO2

> Weight:125.13

> Appearance: White to light yellow crystalline powder

> MP:43-46 °C(lit.)(MP) 210 °C(lit.)(BP)

> Storage: 2-8℃,in dark place

> Safety Description:S26

> Danger Description:R21 R28 R34

> Danger Symbol:T

1. Applications

A. NEMI is usually used as covalent modification reagent of cysteine residues of protein.

B. NEMI is also used as thiol alkylation reagents.

C. NEMI is also used to increase in sympathetic neurons from M-channel current.

2. Locations

A biochemistry/chemistry laboratory, pharmaceutical and materials factory.

3. Note

NEMI is stored in shady, dry and dark place at 2-8℃.

Specifications

Assay	≥98.0
MP	43-46?°C(lit.)
Ph
Carbon
Nitrogen
Shelf life	one?year

Synonyms:

1-ethyl-1h-pyrrole-5-dione;5-dione,1-ethyl-1H-Pyrrole-2;ethvlmaleimide;Ethylmaleimide;Maleic acid N-ethylimide;maleicacidn-ethylimide;Maleimide, N-ethyl-;n-ethvlmaleimide;NEM; N-Ethylmaleimide, (NEM); 1-Ethyl-1H-pyrrole-2,5-dione~NEM; 1-ethyl-1H-pyrrole-2,5-dione

Related categories:

N-Substituted Maleimides;N-Substituted Maleimides, Succinimides &Phthalimides;Amines;Heterocycles;Life Science Chemical Reagents

Related Products:

Determination?of?melting?point

???Instrument:

???Micro?melting?point?apparatus?WRS-2A,?Melting?point?tubes

??Determination?of?step:

Open?switch,?stable?20min.

First?set?the?starting?temperature?than?the?melting?point?of?the?low?10?℃,?heating?rate?2?℃?/?min.

The?sample?was?grind?as?fine?as?possible?and?load?in?a?clean,?dry?melting?point?pipe?,until?the?sample?was?compressed?into?about?1cm?high?.When?the?actual?temperature?reaches?the?set?temperature?and?stabilized?.?Inserted?into?the?capillary?with?the?sample,?the?simultaneous?determination?of?three.

The determination of solubility

Weigh a certain amount of samples into test tube, add a certain amount of water, shake and dissolve, observe the solution.