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Name	Dilauroyl peroxide	EINECS	203-326-3
CAS No.	105-74-8	Density	0.923 g/cm³
PSA	52.60000	LogP	7.82960
Solubility	Soluble in oils and organic solvents. Slightly soluble in alcohol. Insoluble in water.	Melting Point	53-57 °C(lit.)
Formula	C₂₄H₄₆O₄	Boiling Point	467.3 °C at 760 mmHg
Molecular Weight	398.627	Flash Point	194.9 °C
Transport Information	UN 3106 5.2	Appearance	white powder
Safety	14-3/7-36/37/39-14A-37/39-36	Risk Codes	7
Molecular Structure		Hazard Symbols	O
Synonyms	Lauroylperoxide (8CI);Alperox C;Alperox F;Bis(1-oxododecyl) peroxide;Didodecanoylperoxide;Dodecanoyl peroxide;LYP 97;LYP 97F;Laurox W 40;Laurox W 40GD4;Laurydol;Lup LP;NSC 670;Peroyl L;	Article Data	14

Dilauroyl peroxide Synthetic route

: 112-16-3
n-dodecanoyl chloride

: 105-74-8
dilauryl peroxide

Conditions

Conditions	Yield
With dihydrogen peroxide; sodium hydroxide In 2-Methylpentane; water at 16 - 18℃; for 0.666667h;	99.1%
With tetrahydrofuran; sodium peroxide
With pyridine; diethyl ether; water; dihydrogen peroxide

: 1120-16-7
lauric acid amide

: 105-74-8
dilauryl peroxide

Conditions

Conditions	Yield
Stage #1: lauric acid amide With benzyl methyl ether; zinc(II) chromate; 3-methylpentane In water at 26℃; for 2h; Stage #2: With lead(IV) tetraacetate; sodium sulfate In water at 55℃; for 3h; Temperature; Time;	98.6%

: 112-16-3
n-dodecanoyl chloride

: 2388-12-7
peroxylaurinoic acid

: 105-74-8
dilauryl peroxide

: 143-07-7
lauric acid

undecanol-5, undecanol-6: undecanol-5, undecanol-6

: 105-74-8
dilauryl peroxide

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: SOCl2 / Heating 2: H2O2, pyridine / diethyl ether; H2O / 1 h View Scheme

: 143-07-7
lauric acid

: 105-74-8
dilauryl peroxide

Conditions

Conditions	Yield
Stage #1: lauric acid With dmap; dihydrogen peroxide In dichloromethane at -15℃; for 0.166667h; Inert atmosphere; Stage #2: With dicyclohexyl-carbodiimide In dichloromethane at -15 - 10℃; for 1.5h; Inert atmosphere;
With dmap; dihydrogen peroxide; dicyclohexyl-carbodiimide In dichloromethane at -15℃; for 1.5h;
Stage #1: lauric acid With dmap; dihydrogen peroxide In dichloromethane at -15℃; for 0.166667h; Stage #2: With dicyclohexyl-carbodiimide In dichloromethane at -15 - -10℃;

: 470-17-7
isoalantolactone

: 105-74-8
dilauryl peroxide

: C26H43N3O2

Conditions

Conditions	Yield
With iron(II) triflate; trimethylsilylazide In 1,2-dimethoxyethane at 35℃; for 2h; Inert atmosphere; Schlenk technique;	99%

: 105-74-8
dilauryl peroxide

: 93765-84-5
2,4-dibromo-5-fluorotoluene

: 1,5-dichloro-2-fluoro-4-(trichloromethyl)benzene

Conditions

Conditions	Yield
In chlorine	97.6%

: 105-74-8
dilauryl peroxide

: 536-74-3
phenylacetylene

: 4-phenyl-1-undecyl-1H-1,2,3-triazole

Conditions

Conditions	Yield
With trimethylsilylazide; copper(l) chloride In dichloromethane at 50℃; for 10h; Catalytic behavior; Solvent; Reagent/catalyst; Schlenk technique; regioselective reaction;	97%

: 105-74-8
dilauryl peroxide

: 1746-23-2
4-tert-Butylstyrene

: C23H38

Conditions

Conditions	Yield
With iron(III) trifluoromethanesulfonate In tetrahydrofuran at 90℃; for 3h; Schlenk technique; Inert atmosphere; diastereoselective reaction;	96%

: 271-44-3
benzimidazole

: 105-74-8
dilauryl peroxide

: 1-undecyl-1H-indazole

Conditions

Conditions	Yield
With 1,10-Phenanthroline; copper(I) bromide In 1,4-dioxane at 60℃; for 18h; Reagent/catalyst; Temperature; Inert atmosphere; Schlenk technique;	96%

Dilauroyl peroxide Chemical Properties

IUPAC Name: Dodecanoyl dodecaneperoxoate
Canonical SMILES: CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC
InChI: InChI=1S/C24H46O4/c1-3-5-7-9-11-13-15-17-19-21-23(25)27-28-24(26)22-20-18-16-14-12-10-8-6-4-2/h3-22H2,1-2H3
Empirical Formula: C₂₄H₄₆O₄
Molecular Weight: 398.6196
EINECS: 203-326-3
Classification Code: Skin / Eye Irritant; Tumor data
Melting Point: 53-57 °C(lit.)
storage temp.: Refrigerator (+4 °C)
Index of Refraction: 1.453
Molar Refractivity: 116.78 cm³
Molar Volume: 431.6 cm³
Surface Tension: 33.2 dyne/cm
Density: 0.923 g/cm³
Flash Point: 194.9 °C
Enthalpy of Vaporization: 72.93 kJ/mol
Boiling Point: 467.3 °C at 760 mmHg
Vapour Pressure of Lauroyl peroxide (CAS NO.105-74-8): 6.56E-09 mmHg at 25 °C

Dilauroyl peroxide Uses

Lauroyl peroxide (CAS NO.105-74-8) is used as initiator used for high-pressure polyethylene and food used in bleaching agent.

Dilauroyl peroxide Toxicity Data With Reference

eye-rbt 500 mg/24H MLD

28ZPAK Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku Marhold, J.V.,Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha,Czechoslovakia.: 1972,53.

Dilauroyl peroxide Consensus Reports

IARC Cancer Review: Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 , 1987,p. 56.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 36 , 1985,p. 315.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . Reported in EPA TSCA Inventory.

Dilauroyl peroxide Safety Profile

Questionable carcinogen with experimental tumorigenic data. A powerful oxidizing agent. It is a corrosive irritant to the eyes and mucous membranes and can cause burns. A dangerous fire hazard. When heated to decomposition it emits acrid smoke and fumes.
Hazard Codes: O
Risk Statements: 7
R7: May cause fire
Safety Statements: 14-3/7-36/37/39
S14: Keep away from ... (incompatible materials to be indicated by the manufacturer)
S3/7: Keep container tightly closed in a cool place
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection
RIDADR: UN 3106 5.2
WGK Germany: 1
RTECS: OF2625000
HazardClass: 5.2
PackingGroup: II

Dilauroyl peroxide Standards and Recommendations

DFG MAK: Mild skin effects

Dilauroyl peroxide Specification

Lauroyl peroxide (CAS NO.105-74-8), its Synonyms are Dilauroyl peroxide ; Dilauryl peroxide ; Dodecanoyl peroxide ; Dyp-97F ; Laurydol ; Peroxide, bis(1-oxododecyl)- ; Peroxide, didodecanoyl ; Peroxyde de lauroyle . It is white solid with a faint soapy odor.

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