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Cas Database

Name	TRIOCTANOIN	EINECS	208-686-5
CAS No.	538-23-8	Density	0.956 g/mL at 20 °C(lit.)
PSA	78.90000	LogP	7.06610
Solubility	Solubility in water INSOLUBLE IN WATER Solubility in other solvents: SOLUBLE IN ETHYLETHER, BENZENE MISCIBLE WITH ETHANOL	Melting Point	9-10 °C
Formula	C27H50 O6	Boiling Point	233 °C1 mm Hg(lit.)
Molecular Weight	470.69	Flash Point	209.3 °C
Transport Information	N/A	Appearance	clear colorless to yellow viscous liquid
Safety	Poison by intraperitoneal route. Moderately toxic by intravenous route. Mildly toxic by ingestion. Experimental reproductive effects. When heated to decomposition it emits acrid smoke and irritating fumes. See also ESTERS.	Risk Codes	N/A
Molecular Structure		Hazard Symbols	N/A
Synonyms	Octanoicacid, 1,2,3-propanetriyl ester (9CI); Octanoin, tri- (6CI,8CI); Caprylic acidtriglyceride; Caprylic triglyceride; Captex 8000; Coconad RK; Delios 888;Emalex KTG; Glycerin tricaprylate; Glycerin trioctanoate; Glyceroltricaprylate; Glycerol trioctanoate; Glyceryl tricaprylate; Glyceryltrioctanoate; Hest TC; Hexalan; NI 01; NSC 4059; Octanoic acid triglyceride;Paester 9306; Panacet 800; Poem M 2; RATO; Rilanit GTC; Sefsol 810;Tricaprilin; Tricapryl glyceride; Tricaprylic glyceride; Tricaprylin;Tricapryloylglycerol; Tricaprylyl glycerin; Trioctanoin; Trioctanoylglyceride;Trioctanoylglycerol; Trivent OCG	Article Data	19

TRIOCTANOIN Synthetic route

: 124-07-2
Octanoic acid

: 56-81-5
glycerol

: 538-23-8
tricaprilin

Conditions

Conditions	Yield
With acetic acid at 275℃; for 0.5h;	99.2%
With tungsten(VI) oxide at 175℃; under 1 Torr; for 22h; Reagent/catalyst;	93%
at 100℃; Beim Erhitzen in Gegenwart von aus Naphthalin,Oelsaeure und konz.Schwefelsaeure in Petrolaether dargestelltem Twitchells Reagens;

: 56-81-5
glycerol

: 111-64-8
n-octanoic acid chloride

: 538-23-8
tricaprilin

Conditions

Conditions	Yield
With pyridine; tetrachloromethane

: 124-07-2
Octanoic acid

: 56-81-5
glycerol

A: 538-23-8
tricaprilin

B: 19670-49-6
monocaprylin

C: 1429-66-9
1,3-dicaprylin

D: 1069-87-0
1,2-dioctanoylglycerol

Conditions

Conditions	Yield
With lipozyme at 25℃; under 3 Torr; for 8h; Enzyme kinetics; Product distribution; Further Variations:; Reaction partners; Temperatures; Esterification;	A 3.60 % Chromat. B 8.44 % Chromat. C 84.63 % Chromat. D 0.45 % Chromat.
With lipozyme at 25℃; under 3 Torr; for 8h; Esterification;	A 3.60 % Chromat. B 8.44 % Chromat. C 84.63 % Chromat. D 0.45 % Chromat.

...Expand

: 56-81-5
glycerol

: 111-64-8
n-octanoic acid chloride

A: 538-23-8
tricaprilin

B monoglyceride, diglyceride: monoglyceride, diglyceride

Conditions

Conditions	Yield
With potassium hydroxide; water at -10 - 0℃;

: 111-11-5
methyl octanate

: 110-42-9
Methyl decanoate

: 56-81-5
glycerol

A: decanoic acid 2-decanoyloxy-3-octanoyloxypropyl ester

B: decanoic acid 2-octanoyloxy-1-octanoyloxymethylethyl ester

C: decanoic acid 2,3-bis-octanoyloxypropyl ester

D: decanoic acid 3-decanoyloxy-2-octanoyloxypropyl ester

E: 538-23-8
tricaprilin

F: 621-71-6
capric acid triglyceride

Conditions

Conditions	Yield
potassium methanolate at 60 - 200℃; for 0.916667h; Industry scale; Under nitrogen;

...Expand

suberin: suberin

A: 3233-92-9
9,10-epoxy-18-hydroxyoctadecanoic acid

B: 538-23-8
tricaprilin

C: 2306-88-9
octyl octylate

Conditions

Conditions	Yield
With 2-hydroxy-N,N,N-trimethylethan-1-aminium hexanoate In water at 100℃; for 8h;

: 124-07-2
Octanoic acid

: 56-81-5
glycerol

A: 538-23-8
tricaprilin

B: 1429-66-9
1,3-dicaprylin

C: 1069-87-0
1,2-dioctanoylglycerol

Conditions

Conditions	Yield
With sulphonated hydrothermal carbon at 115℃; for 24h; Catalytic behavior; chemoselective reaction;

: 124-07-2
Octanoic acid

: 56-81-5
glycerol

A: 538-23-8
tricaprilin

B: 19670-49-6
monocaprylin

C: 1429-66-9
1,3-dicaprylin

Conditions

Conditions	Yield
With sulfuric acid In water at 100℃; under 400 Torr; for 5h;

: 67-56-1
methanol

: 538-23-8
tricaprilin

: 111-11-5
methyl octanate

Conditions

Conditions	Yield
With hafnium(IV) trifluoromethanesulfonate; palladium 10% on activated carbon; hydrogen In neat (no solvent) at 200℃; for 2h;	100%
With C9H18BiNO3S2 for 19h; Reagent/catalyst; Reflux;	75%
sulafted zirconia at 120℃; under 5168.35 Torr; Product distribution; Further Variations:; Catalysts;
With 5 wtpercent Mg-HT/Al2O3 In butan-1-ol at 60℃; Catalytic behavior; Reagent/catalyst;
With C10H21InN2O2S2 for 19h; Reagent/catalyst; Reflux;

: 538-23-8
tricaprilin

: 111-11-5
methyl octanate

Conditions

Conditions	Yield
With C16H25N3O2S In methanol at 23℃; for 24h;	99%

TRIOCTANOIN Chemical Properties

MF: C₂₇H₅₀O₆
MW: 470.68
mp: 9-10 °C
Fp: 225 °C
EINECS: 208-686-5
bp: 233 °C1 mm Hg(lit.)
storage temp.: 2-8°C
density: 0.956 g/mL at 20 °C(lit.)
refractive index: n20/D 1.448

TRIOCTANOIN Uses

TRIOCTANOIN is used in cosmetics and skincare.

TRIOCTANOIN Toxicity Data With Reference

1.	orl-rat LD50:33,300 mg/kg	OYYAA2 Oyo Yakuri. Pharmacometrics. 4 (1970),871.
2.	ipr-rat LD50:50 mg/kg	NCIUS* Progress Report for Contract No. PH-43-64-886, Submitted to the National Cancer Institute by the Institute of Chemical Biology, University of San Francisco. (San Francisco, CA 94117) PH 43-64-886,SEPT ,1965.
3.	ivn-rat LDLo:4 g/kg	OYYAA2 Oyo Yakuri. Pharmacometrics. 4 (1970),871.
4.	orl-mus LD50:29,600 mg/kg	OYYAA2 Oyo Yakuri. Pharmacometrics. 4 (1970),871.
5.	ivn-mus LD50:3700 mg/kg	APSCAX Acta Physiologica Scandinavica. 40 (1957),338.
6.	ipr-rbt LDLo:3400 mg/kg	JNCIAM Journal of the National Cancer Institute. 54 (1975),1439.

TRIOCTANOIN Consensus Reports

Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

TRIOCTANOIN Safety Profile

Poison by intraperitoneal route. Moderately toxic by intravenous route. Mildly toxic by ingestion. Experimental reproductive effects. When heated to decomposition it emits acrid smoke and irritating fumes. See also ESTERS.
Safety Statements 23-24/25

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