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Cas Database

Name	BIS(2-ETHYLHEXYL) MALEATE	EINECS	205-524-5
CAS No.	142-16-5	Density	0.945 g/cm³
PSA	52.60000	LogP	5.06180
Solubility	18μg/L at 20℃	Melting Point	-50°C
Formula	C₂₀H₃₆O₄	Boiling Point	409.8 °C at 760 mmHg
Molecular Weight	340.503	Flash Point	190.4 °C
Transport Information	N/A	Appearance	Clear to yellow liquid
Safety	26-36	Risk Codes	36/38
Molecular Structure		Hazard Symbols	Xi
Synonyms	2-Butenedioic acid (Z)-,bis(2-ethylhexyl) ester;Maleic acid, bis(2-ethylhexyl) ester (6CI,7CI,8CI);Bis(2-ethylhexyl) maleate;Ceraphyl 45;Di-2-ethylhexyl maleate;Dioctylmaleate;2-Butenedioicacid (2Z)-, bis(2-ethylhexyl) ester (9CI);	Article Data	9

BIS(2-ETHYLHEXYL) MALEATE Synthetic route

: 108-31-6
maleic anhydride

: 104-76-7
2-Ethylhexyl alcohol

: 142-16-5
bis(2-ethylhexyl) maleate

Conditions

Conditions	Yield
With 3,3′-(2,2-bis(hydroxymethyl)propane-1,3-diyl)bis(1-methyl-1H-imidazol-3-ium) hydrogen sulfate for 2h; Dean-Stark; Reflux;	100%
Bei an einer mit einem Trockenmittel gefuellten Kolonne;

: 108-31-6
maleic anhydride

: 589-98-0
rac-3-octanol

: 142-16-5
bis(2-ethylhexyl) maleate

Conditions

Conditions	Yield
With sulfuric acid; 2,6-di-tert-butyl-4-hydroxytoluene In benzene at 90℃; for 2.5h; Heating / reflux;	90%

: 104-76-7
2-Ethylhexyl alcohol

: 110-16-7
maleic acid

: 142-16-5
bis(2-ethylhexyl) maleate

: "1,4-bis(2-ethylhexyl) but-2-ynedioate

A: 142-16-5
bis(2-ethylhexyl) maleate

B: 141-02-6
bis(2-ethylhexyl) (2E)-2-butenedioate

Conditions

Conditions	Yield
With TPPMS (meta-monosulfonated triphenylphosphane, Na salt); water for 24h;

: 109-99-9
tetrahydrofuran

: 142-16-5
bis(2-ethylhexyl) maleate

: 2-(tetrahydro-2-furanyl) butanedioic acid 1,4-bis(2-ethylhexyl) ester

: 2-(tetrahydro-2-furanyl) butanedioic acid 1,4-bis(2-ethylhexyl) ester

Conditions

Conditions	Yield
With di-tert-butyl peroxide at 20℃; for 4h; UV-irradiation; Inert atmosphere; Overall yield = 96 percent; diastereoselective reaction;	A 59% B 29%

: 70-49-5
DL-thiomalic acid

: 142-16-5
bis(2-ethylhexyl) maleate

: 135513-30-3
sodium 3-<<1,2-bis<<(2-ethylhexyl)oxy>carbonyl>ethyl>thio>succinate

Conditions

Conditions	Yield
With sodium hydroxide In water; N,N-dimethyl-formamide	50%

: 142-16-5
bis(2-ethylhexyl) maleate

: 107-15-3
ethylenediamine

: [S,S]-[R,R]-[R,S]-ethylenediaminedisuccinic acid tetraisooctyl ester

Conditions

Conditions	Yield
In toluene at 20 - 80℃; for 4h; Heating / reflux;	30%

: 142-16-5
bis(2-ethylhexyl) maleate

: 10041-19-7
bis(2-ethylhexyl) sulfosuccinate

Conditions

Conditions	Yield
With water; sodium hydrogensulfite at 100℃;
With ethanol; water; sodium hydrogensulfite at 100℃;
With ethanol; water; sodium hydrogensulfite at 100℃;
With water; sodium hydrogensulfite at 100℃;

: 142-16-5
bis(2-ethylhexyl) maleate

: 3-thia-pentane-1,2,4,5-tetracarboxylic acid tetrakis-(2-ethyl-hexyl ester)

Conditions

Conditions	Yield
With hydrogen sulfide; triethylamine at 50℃;
With hydrogen sulfide; triethylamine at 50℃;

: 142-16-5
bis(2-ethylhexyl) maleate

: 123-72-8
butyraldehyde

: butyryl-succinic acid bis-(2-ethyl-hexyl ester)

Conditions

Conditions	Yield
With dibenzoyl peroxide

BIS(2-ETHYLHEXYL) MALEATE Chemical Properties

Molecular structure:

MF: C₂₀H₃₆O₄
MW: 340.5
EINECS: 220-835-6
Product Categories: Fatty Acid Esters (Plasticizer);Functional Materials;Plasticizer;Plasticizers;Polymer Additives;Polymer Science
Mol File: 142-16-5.mol
refractive index : n20/D 1.455(lit.)
Fp : >230 °F
BIS(2-ETHYLHEXYL) MALEATE's mp is -50°C, bp is 208-209°C (10mmHg), and density is 0.944 g/mL at 25 °C(lit.).

BIS(2-ETHYLHEXYL) MALEATE Uses

BIS(2-ETHYLHEXYL) MALEATE is used in copolymers, intermediate prc- in chemical reactions.

BIS(2-ETHYLHEXYL) MALEATE Safety Profile

Hazard Codes : Xi
Risk Statements : 36/38
Safety Statements : 26-36
WGK Germany : 1
RTECS : ON0160000
Hazardous Substances Data :142-16-5(Hazardous Substances Data)

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