N-Methylmaleimid

N-Methylmaleimide

HCID 70261CAS 930-88-1

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Grundinformationen

Standard-SMILES: CN1C(=O)C=CC1=O
InChIKey: SEEYREPSKCQBBF-UHFFFAOYSA-N
Summenformel: C5H5NO2
Durchschnittliche Molmasse: 111,1 g/mol
Monoisotopische Masse: 111,0320284

Namen und Bezeichner

Bevorzugter Name: N-Methylmaleimide
IUPAC: 1-methylpyrrole-2,5-dione
Lokaler Name: N-Methylmaleimid
Englischer Name: N-Methylmaleimide
Summenformel: C5H5NO2
Molmasse: 111.1

Namen und Synonyme

N-Methylmaleimide930-88-1Maleimide, N-methyl-N-Methylmaleinimide1H-Pyrrole-2,5-dione, 1-methyl-P0TFZ8R21YNSC-57594DTXSID30239240RefChem:830735DTXCID50161731213-226-11-Methyl-1H-pyrrole-2,5-dione

Weitere Namen anzeigen

N-Methyl-MalemideN-Methylmaleimide>N-Methylmaleimide,97%N-Methylmaleimide,98+%

1-methylpyrrole-2,5-dioneN-methyl maleimide1-methyl-pyrrole-2,5-dioneMFCD00005508n-methylmaleimidmaleimide,n-methyl-1-methyl-2,5-dihydro-1H-pyrrole-2,5-dionemaleins|Aure-n-methylimid

Datenbank-Bezeichner

CAS: 930-88-1
PubChem CID: 70261
DTXSID: DTXSID30239240
ChEMBL: CHEMBL225037
ChEBI: CHEBI:232160
UNII: P0TFZ8R21Y
EC Number: 213-226-1
Nikkaji: J41.604E

Eigenschaften

Berechnete Struktureigenschaften

XLogP: -0,5
Polarare Oberfläche (TPSA): 37,4 Å²
H-Brücken-Donoren: 0
H-Brücken-Akzeptoren: 2
Frei drehbare Bindungen: 0
Schwere Atome: 8
Formalladung: 0
Komplexität: 153

Experimentelle und physikochemische Eigenschaften

Kovats Retention Index925.1

Physikochemische Eigenschaften

Schmelzpunkt: 94 · 94-96 °C (lit.)
Siedepunkt: 208.19 °C · 208.19°C (rough estimate)
Dichte: 1.3113 · 1.3113 (rough estimate)
Brechungsindex: 1.426 · 1.4260 (estimate)
storage temp.: Keep in dark place,Sealed in dry,Room Temperature
Löslichkeit: Chloroform (Sparingly), Methanol (Slightly)
pka: -2.18 · -2.18±0.20(Predicted)
Aggregatzustand: Crystals
Farbe: Light yellow
Wasserlöslichkeit: Slightly soluble in water.
BRN: 108550 · 108550
InChI: InChI=1S/C5H5NO2/c1-6-4(7)2-3-5(6)8/h2-3H,1H3
InChIKey: SEEYREPSKCQBBF-UHFFFAOYSA-N
SMILES: N1(C)C(=O)C=CC1=O
CAS Datenbank: 930 · 930-88-1(CAS DataBase Reference)
NIST chemische Informationen: N-Methylmaleimide(930-88-1)

Sicherheit und Regulatorisches

GHS-Klassifizierung

GHS Classification · 5 Einträge

Danger

H302 (92.5%): Harmful if swallowed [Warning Acute toxicity, oral]；H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]；H317 (100%): May cause an allergic skin reaction [Warning Sensitization, Skin]

P260, P261, P264, P270, P272, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P330, P333+P317, P362+P364, P363, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 53 reports by companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.；Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.