N-Methylharnstoff
Methylurea
Grundinformationen
- CAS
598-50-5- Standard-SMILES
CNC(N)=O- InChIKey
XGEGHDBEHXKFPX-UHFFFAOYSA-N- Summenformel
- C2H6N2O
- Durchschnittliche Molmasse
- 74,08 g/mol
- Monoisotopische Masse
- 74,04801282
Überblick
N-methyl urea is a member of the class of ureas that is urea substituted by a methyl group at one of the nitrogen atoms.
Namen und Bezeichner
- Bevorzugter Name
- Methylurea
- IUPAC
- methylurea
- Lokaler Name
- N-Methylharnstoff
- Englischer Name
- Methylurea
- Summenformel
- C2H6N2O
- Molmasse
- 74.08
Namen und Synonyme
METHYLUREA1-MethylureaN-Methylurea598-50-5MonomethylureaUrea, methyl-Methyl ureaurea, N-methyl-MethylmocovinaMethylharnstoffVZ89YBW3P8DTXSID5060510
Weitere Namen anzeigen
Linaint-ACH3NHCONH2methyl-ureMethytureaurea,methyl-Methylurea 250
RefChem:818755DTXCID4042703209-935-0N-methyl ureaMFCD00007950methylisourea3-methyl-urea1-Methylurea;1-Methylurea
Datenbank-Bezeichner
- CAS
598-50-5- PubChem CID
- 11719
- DTXSID
DTXSID5060510- ChEBI
CHEBI:44383- UNII
- VZ89YBW3P8
- EC Number
- 209-935-0
- Nikkaji
- J2.718I
Eigenschaften
Berechnete Struktureigenschaften
- XLogP
- -1,4
- Polarare Oberfläche (TPSA)
- 55,1 Ų
- H-Brücken-Donoren
- 2
- H-Brücken-Akzeptoren
- 1
- Frei drehbare Bindungen
- 0
- Schwere Atome
- 5
- Formalladung
- 0
- Komplexität
- 42,9
Experimentelle und physikochemische Eigenschaften
Chemical ClassesNitrogen Compounds -> Urea Compounds
SpringerMaterials PropertiesBoiling point
LogP-1.4
Vapor Pressure1.09 [mmHg]
Physical DescriptionCrystalline solid; [Alfa Aesar MSDS]
Physikochemische Eigenschaften
- Schmelzpunkt
- 93 °C · ~93 °C
- Siedepunkt
- 131.34 °C · 131.34°C (rough estimate)
- Dichte
- 1.204 · 1.2040
- Dampfdruck
- 0.003 · 0.003-0.005Pa at 20-23.3℃
- Brechungsindex
- 1.4264 · 1.4264 (estimate)
- storage temp.
- Sealed in dry,Room Temperature
- Löslichkeit
- 1000 g/l · 1000g/l (Lit.)
Sicherheit und Regulatorisches
Sicherheitsangaben dienen nur zur Orientierung und ersetzen weder das Sicherheitsdatenblatt (SDB) des Lieferanten noch geltende Vorschriften oder eine fachliche Bewertung.
GHS-Klassifizierung
GHS Classification
This chemical does not meet GHS hazard criteria for 99.1% (114 of 115) of all reports.
Not Classified
Aggregated GHS information provided per 115 reports by companies from 2 notifications to the ECHA C&L Inventory.
Gefahrenhinweise
Regulatory Information
Chemical: Urea, methyl-
REACH registered substance: Methylurea (EC: 209-935-0)
Methylurea: Does not have an individual approval but may be used under an appropriate group standard
Other Safety InformationEvaluation - Chemicals that are unlikely to require further regulation to manage risks to environment
Hazards SummaryCauses general anesthesia and convulsions in parenteral lethal-dose studies of mice; [RTECS] An irritant; Risk of irreversible adverse health effects; [Alfa Aesar MSDS] See 1,3-Diethylurea.
Hazard Classes and CategoriesNot Classified
Toxikologische Informationen
Adverse EffectsNeurotoxin - Other CNS neurotoxin
Sicherheitsdaten
- wgk
- 3
- tsca
- TSCA listed
- hs_code
- 2924210090
- RTECS-Nr.
- YT7175000
Chemie und Industrie
Verwendung und Herstellung
UsesUsed as an intermediate; [ExPub: ECHA REACH Registrations]
Household ProductsInformation on 14 consumer products that contain Methylurea in the following categories is provided:
General Manufacturing InformationUrea, N-methyl-: ACTIVE
Anwendungen
VerwendenN-Methylurea is used as a reagent in the synthesis of bis(aryl)(hydroxyalkyl)(methyl)glycoluril derivatives and is a potential byproduct of caffeine.
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