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Key Documents

8.03244

Sigma-Aldrich

N,N′-Dimethylurea

for synthesis

Synonym(s):

N,N′-Dimethylurea, 1,3-Dimethylurea

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About This Item

Empirical Formula (Hill Notation):
C3H8N2O
CAS Number:
96-31-1
Molecular Weight:
88.11
MDL number:
MFCD00008286
UNSPSC Code:
12352111
EC Index Number:
202-498-7

vapor pressure

6 hPa ( 115 °C)

Quality Level

200

form

crystals

autoignition temp.

400 °C

potency

4000 mg/kg LD50, oral (Rat)

pH

9.0-9.5 (20 °C, 100 g/L in H2O)

bp

268-270 °C/1013 hPa

mp

105-108 °C

transition temp

flash point 154 °C (DIN 51758)

density

1.14 g/cm3 at 20 °C

bulk density

500 kg/m3

storage temp.

2-30°C

InChI

1S/C3H8N2O/c1-4-3(6)5-2/h1-2H3,(H2,4,5,6)

InChI key

MGJKQDOBUOMPEZ-UHFFFAOYSA-N

Related Categories

Analysis Note

Assay (HClO₄): ≥ 98.0 %
Melting range (lower value): ≥ 102 °C
Melting range (upper value): ≤ 107 °C
Identity (IR): passes test

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

314.6 °F - closed cup

Flash Point(C)

157 °C - closed cup

Certificates of Analysis (COA)

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