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8.00378 EMD Millipore

Diethyl maleate

Diethyl maleate for synthesis. CAS 141-05-9, chemical formula C₂H₅OOCCH=CHCOOC₂H₅., for synthesis

Synonym: Maleic acid diethyl ester

  • CAS Number 141-05-9

  • Linear Formula C₈H₁₂O₄

  • Molecular Weight 172.18 g/mol

  •  EC Number 205-451-9

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Properties

Related Categories Biochemicals and Reagents More...
packaging   250 ml in Glass bottle (8003780250)
bp   222 - 225 °C (1013 hPa)
vapor pressure   1.33 hPa (57 °C)
solubility   14 mg/l
density   1.07 g/cm3 (20 °C)
flash point   93 °C
mp   -11 °C
LD 50 oral   LD50 Rat 3200 mg/kg
LD 50 dermal   LD50 Rabbit 4268 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (GC, area%): ≥ 96.0 % (a/a)
  Diethyl fumarate (GC, area%): ≤ 4.0 % (a/a)
  Density (d 20 °C/ 4 °C): 1.066 - 1.068
  Identity (IR): passes test
  Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

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Safety & Documentation

Safety Information

HS Code 
2917 19 80
Hazard Statement(s) 
H315: Causes skin irritation.
H335: May cause respiratory irritation.
H412: Harmful to aquatic life with long lasting effects.
Precautionary Statement(s) 
P273: Avoid release to the environment.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
Storage class 
10 - 13 Other liquids and solids
WGK 
WGK 1 slightly water endangering
Disposal 
3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Symbols 
Irritant  Irritant
Categories of danger 
irritant, dangerous for the environment
R Phrase 
R 37/38-52/53
Irritating to respiratory system and skin.Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase 
S 61
Avoid release to the environment. Refer to special instructions/ Safety data sheets.
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