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Cas Database

Name	Ethyl palmitate	EINECS	211-064-6
CAS No.	628-97-7	Density	0.864 g/cm³
PSA	26.30000	LogP	6.03080
Solubility	Immiscible with water	Melting Point	24-26 °C(lit.)
Formula	C₁₈H₃₆O₂	Boiling Point	342.2 °C at 760 mmHg
Molecular Weight	284.483	Flash Point	149 °C
Transport Information	N/A	Appearance	clear colorless oily liquid after melting
Safety	23-24/25	Risk Codes	N/A
Molecular Structure		Hazard Symbols	Xi
Synonyms	Palmiticacid, ethyl ester (6CI,8CI);Ethyl hexadecanoate;Ethyl palmitate;NSC 8918;	Article Data	67

Ethyl palmitate Synthetic route

: 64-17-5
ethanol

: 57-10-3
1-hexadecylcarboxylic acid

: 628-97-7
hexadecanoic acid ethyl ester

Conditions

Conditions	Yield
With monoammonium 12-tungstophosphate for 12h; Heating;	98%
With alumina methanesulfonic acid at 120℃; for 0.333333h; Microwave irradiation;	97%
With polysiloxane acidic ionic liquids containing pyridinium trifluoroacetate salts for 4h; Reflux;	96%

: 64-17-5
ethanol

: 555-44-2
glyceroltripalmitate

A: 628-97-7
hexadecanoic acid ethyl ester

B: 56-81-5
glycerol

Conditions

Conditions	Yield
With lithium perchlorate 1) electrolyzis; 2) reflux, 7h;	A 96% B n/a

: 78-39-7
Triethyl orthoacetate

: 57-10-3
1-hexadecylcarboxylic acid

: 628-97-7
hexadecanoic acid ethyl ester

Conditions

Conditions	Yield
With 3-butyl-1-methyl-1H-imidazol-3-ium hexafluorophosphate at 100℃; for 3.5h;	95%
In various solvent(s) at 100℃; for 3.5h;	95%

: 64-17-5
ethanol

: 88743-87-7
C25H44N2O3S

: 628-97-7
hexadecanoic acid ethyl ester

Conditions

Conditions	Yield
With CuCl2*2H2O for 3h; Ambient temperature;	90%

: 64-17-5
ethanol

: 88743-88-8
C31H56N2O3S

: 628-97-7
hexadecanoic acid ethyl ester

Conditions

Conditions	Yield
With CuCl2*2H2O for 3h; Ambient temperature;	90%

: 64-17-5
ethanol

: 1492-30-4
4-nitrophenyl palmitate

: 628-97-7
hexadecanoic acid ethyl ester

Conditions

Conditions	Yield
With palmitic acid imprinted Thermomyces lanuginosus Lypozyme TL 100L lipase nanogel In n-heptane at 40℃; for 1h; Reagent/catalyst; Green chemistry; Enzymatic reaction;	77%
With constitutive mycelium-bound lipase from Aspergillus niger MYA 135 In hexane; acetone at 37℃; for 1h; Reagent/catalyst; Enzymatic reaction;
With lipase encapsulated polyacrylamide nanogel In n-heptane Reagent/catalyst; Enzymatic reaction;

: 64-17-5
ethanol

: 629-54-9
Palmitamide

: 628-97-7
hexadecanoic acid ethyl ester

Conditions

Conditions	Yield
With hydrogenchloride; titanium tetrachloride for 12h; Heating;	74%

: 64-17-5
ethanol

: 555-44-2
glyceroltripalmitate

: 628-97-7
hexadecanoic acid ethyl ester

Conditions

Conditions	Yield
With PDVB-VI-0.5 at 78℃; for 3h;	64.3%

: 3508-01-8
silver palmitate

: 75-03-6
ethyl iodide

: 628-97-7
hexadecanoic acid ethyl ester

Conditions

Conditions	Yield
With xylene at 100℃;

: 50-00-0
formaldehyd

: 57-10-3
1-hexadecylcarboxylic acid

A: 112-39-0
hexadecanoic acid methyl ester

B: 628-97-7
hexadecanoic acid ethyl ester

Conditions

Conditions	Yield
at 300℃; im Rohr;

Ethyl palmitate Chemical Properties

The Molecular formula of Ethyl palmitate(628-97-7):C₁₈H₃₆O₂
The Molecular Weight of Ethyl palmitate(628-97-7):284.4772
The Molecular Structure of Ethyl palmitate(628-97-7) is:

Density:0.864 g/cm³
Melting point:24-26 ^°C(lit.)
Boiling point:342.2 ^°C at 760 mmHg
Flash point:149 ^°C
Solubility in water:IMMISCIBLE
Index of Refraction :1.442
Molar Refractivity: 87.21 cm³
Molar Volume:329.1 cm³
Polarizability:34.57 10^-24cm³
Surface Tension:30.4 dyne/cm
Enthalpy of Vaporization:58.6 kJ/mol
Vapour Pressure:7.63E-05 mmHg at 25^°C
Appearance:colorless needle-like crystals
IUPAC Name:ethyl hexadecanoate
Synonyms:PALMITIC ACID ETHYL ESTER;HEXADECANOIC ACID ETHYL ESTER;Ethyl palmitate;Ethyl cetylate;ETHYL HEXADECANOATE;ETHYL PALMITATE;ETHYL N-HEXADECANOATE;FEMA 2451;Ethyl hexadecanoate

Ethyl palmitate Uses

Ethyl palmitate(628-97-7) is used in organic synthesis, spices and flavorings.GB 2760-96 provisions allowing the use of food spices.Used for the preparation of butter, beef fat, milk, pork and fish, spice flavor. Can also be used for the preparation of rum flavor.

Ethyl palmitate Toxicity Data With Reference

RTECS#: CAS# 628-97-7: None listed
LD50/LC50: RTECS: Not available.
Carcinogenicity: Ethyl palmitate - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
Other: The toxicological properties have not been fully investigated.

Ethyl palmitate Safety Profile

Hazard Codes:Xi
Xi:Irritant
Safety Statements ：
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
S24/25:Avoid contact with skin and eyes .
WGK Germany：3
Hazard Note：Irritant
HS Code：29157020

Ethyl palmitate Specification

Chemical Stability: Stable under normal temperatures and pressures.
Conditions to Avoid: Incompatible materials.
Incompatibilities with Other Materials Strong oxidizing agents.
Hazardous Decomposition Products Carbon monoxide, carbon dioxide.
Hazardous Polymerization Will not occur.

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