T h e extremely reactive fields for investigation
maleates open new in the manufacture of PLASTICIZERS ·
PHARMACEUTICALS
RUBBER C H E M I C A L S SURFACE-ACTIVE
·
RESINS
AGENTS
DIMETHYL
wnuTilV/faleate Ί DIBUTYL
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ψ
Water-white liquids, miscible with most • organic solvents, the three maleates * incorporate ester groups which offer real advantages over maleic anhydrides in many applications. Liquids at ordinary temperatures, they can easily be handled in a closed system. Our Technical Service Division is on call to help you apply these useful compounds to your products or processes. For free samples and further information, write, wire, or phone today! «^BHL·.
PROPERTIES: Formula: Molecular weight (cale): Density, g /ml, at 25°C: Weight per U. S. gal. at 25°C: Coefficient of Expansion, 20°C to 30°C, per 1°C: per 1°F: Refractive Index, n D at 25°C: Boiling Point, °C at 760 mm of mercury: 220 mm of mercury: 10 mm of mercury: Heat of Vaporization, kcal/mole: Melting Point, °C: Viscosity, centipoises; at 25°C: Flash Point, Cleveland Open Cup: Surface Tension, dynes/cm, at 25°C: Solubility, M l H2O in 100 ml product: M l product in 100 ml H2O:
C O M M E R C I A L
DIMETHYL MALEATE (—CHC02CH 3 )2 144.12 1.1462 9.56 0.00089 0.00049 1.4405 200.4 157.0 84.0 12.2 -17.5 3.21 235°F 41.2 5.0 7.0
SOLVENTS
DIETHYL MALEATE (—CHC02C 2 H 5 )2 172.18 1.0637 8.88
DIBUTYL MALEATE (—CHC02CUHg)2 228.28 0.9907 8.27
0.00094 0.00052 1.4383
O.00O88 O.0OO49 1.4435 d 224.9 138.7
225.3 177.7 99.4 12.5 —li.5 (approz.) 3.14 250°F 36.7
•.. · •.. ·
4.76 285°F 28.7
2.1 1.3
