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CAS No.: | 140-95-4 |
---|---|
Name: | Dimethylolurea |
Article Data: | 32 |
Molecular Structure: | |
Formula: | C3H8N2O3 |
Molecular Weight: | 120.108 |
Synonyms: | Finish EN;Knittex ASL;Methural;Metural;N,N'-(Dihydroxymethyl)urea;N,N'-Bis(hydroxymethyl)urea;N,N'-Dimethylolurea;NSC 41819;Oxymethurea;Papirol J 001;Permafresh 477;Protesine DMU;Ureol P;Urea,1,3-bis(hydroxymethyl)- (8CI);1,3-Bis(hydroxymethyl)urea;1,3-Dimethylolurea;CSI Paste;Dimethanol urea; |
EINECS: | 205-444-0 |
Density: | 1.367 g/cm3 |
Melting Point: | 125 °C (dec.)(lit.) |
Boiling Point: | 460.5 °C at 760 mmHg |
Flash Point: | 232.3 °C |
Solubility: | 150 g/L in water |
Appearance: | white powder |
Hazard Symbols: | T |
Risk Codes: | 45 |
Safety: | 24/25-45-53 |
PSA: | 81.59000 |
LogP: | -1.03300 |
Conditions | Yield |
---|---|
With sulfuric acid at 50℃; for 0.4h; Ionic liquid; | 60% |
With triethylamine at 20℃; for 30h; | 57% |
With formic acid; sodium hydroxide In water at 0 - 25℃; for 18h; pH=8; | 43% |
formaldehyd
methylenediurea
A
1,3-bis(hydroxymethyl)urea
B
N'-hydroxymethyl-N,N''-methanediyl-di-urea
Conditions | Yield |
---|---|
With barium dihydroxide; water |
Conditions | Yield |
---|---|
With water |
Conditions | Yield |
---|---|
Kinetics; Thermodynamic data; | |
In sulfuric acid at 343℃; Rate constant; |
formaldehyd
water
urea
A
(hydroxymethyl)urea
B
1,3-bis(hydroxymethyl)urea
Conditions | Yield |
---|---|
at 50 - 85℃; Kinetics; pH 3.65 bis pH 7; | |
at 50 - 85℃; Kinetics; pH 3.65-7; | |
at 20℃; Gleichgewichtskonzentration bei pH 6.7-10 in Abhaengigkeit von dem Molverhaeltnis des Formaldehyds und Harnstoffs; |
water
urea
A
formaldehyd
B
(hydroxymethyl)urea
C
1,3-bis(hydroxymethyl)urea
Conditions | Yield |
---|---|
at 20℃; Product distribution; pH 6.7 bis pH 10; |
formaldehyd
urea
A
(hydroxymethyl)urea
B
1,3-bis(hydroxymethyl)urea
C
tris(hydroxymethyl)urea
Conditions | Yield |
---|---|
at 35℃; Rate constant; pH 7; |
Conditions | Yield |
---|---|
at 20 - 40℃; Kinetics; pH 6.7-12.4; | |
at 25 - 55℃; Kinetics; pH 2-11; | |
at 20 - 40℃; Rate constant; in Loesungen vom pH 6.7 bis pH 12.4; |
Conditions | Yield |
---|---|
In ethanol for 26h; Reflux; | 61% |
Product Name: Dimethylolurea
Synonyms: DMU; DIMETHYLOLUREA; N,N'-DIMETHYLOLUREA; N,N'-BIS(HYDROXYMETHYL)UREA; 1,3-Dimethylolurea; Carbamol; Caurite; CSI Paste; Finish EN; Kaurit S; Knittex ASL; Methural; Methurin; Metural; Oxymethurea
EINECS: 205-444-0
Merck:6968
Molecular formula:C3H8N2O3
Molecular Weight:120.11
density:1.34
Flash point:100 °C
storage temp:2-8°C
Water Solubility:150 g/L
1,3-DIMETHYLOLUREA is the chemical compound with the formula.Its Molecular Weight is 120.11. Its melting point is 125 °C .It can soluble in water.
1. | orl-rat LD50:3400 mg/kg | GISAAA Gigiena i Sanitariya. 44 (3)(1979),68. | ||
2. | orl-mus LD50:1795 mg/kg | GISAAA Gigiena i Sanitariya. 44 (3)(1979),68. | ||
3. | orl-rbt LD50:3200 mg/kg | GISAAA Gigiena i Sanitariya. 44 (3)(1979),68. |
Moderately toxic by ingestion. When heated to decomposition it emits toxic fumes of NOx.
1,3-DIMETHYLOLUREA's Risk Statements:45:May cause cancer
1,3-DIMETHYLOLUREA's Safety Statements:24/25:Avoid contact with skin and eyes;45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
53: Avoid exposure - obtain special instruction before use
Hazard Codes:T
WGK Germany:3
RTECS:YS2716350