Name: ISOCETYL STEARATE
SKU: 25339-09-7

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Basic Information

Molecular Structure:
CAS No.:	25339-09-7
Name:	ISOCETYL STEARATE

Formula:	C₃₄H₆₈O₂
Molecular Weight:	509.02
Synonyms:	Stearicacid, isohexadecyl ester (7CI,8CI);Isohexadecyl alcohol, stearate (8CI);Ceraphyl 494;Crodamol ICS;Hest ICS;Isohexadecyl stearate;Isopalmityl stearate;Kemester 5822;Kessco ICS;Standamul 7061;
EINECS:	246-868-6
Density:	0.857 g/cm³
Melting Point:	37°C (estimate)
Boiling Point:	522.4 °C at 760 mmHg
Flash Point:	275.9 °C
PSA:	26.30000
LogP:	12.12830

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Chemistry

The basic informtion about Isocetyl Stearate (25339-09-7) is:
IUPAC Name: benzyl 2-methylpropanoate
Synonyms: Jarester i-1618 ; Isocetyl stearate ; Isohexadecyl stearate ; Crodamolics ; Octadecanoic acid , Isohexadecyl ester ; Isohexadecylstearat ; Isopalmityl stearate ;
MF: C₃₄H₆₈O₂
MW: 508.9
EINECS: 246-868-6
Index of Refraction: 1.455
Molar Refractivity: 161.29 cm³
Molar Volume: 593.6 cm³
Polarizability: 63.94 10-24cm³
Surface Tension: 31.5 dyne/cm
Density: 0.857 g/cm³
Flash Point: 275.9 °F
Enthalpy of Vaporization: 79.59 kJ/mol
Boiling Point: 522.4°C at 760 mmHg
Vapour Pressure: 5.18E-11 mmHg at 25°C
Following is the molecular structure of Isocetyl Stearate (25339-09-7) :

Uses

Isocetyl Stearate (25339-09-7) can be used to dissolve other substances, usually liquids. Stearate esters have the unique properties of low viscosity and an oily nature, which results in a nongreasy film when applied to the skin or lips. In cosmetics and personal care products, Isocetyl Stearate is often used in the formulation of eye makeup, skin makeup, lipstick and skin care products;

Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
rat	LDLo	oral	5gm/kg (5000mg/kg)		Journal of the American College of Toxicology. Vol. 4(5), Pg. 107, 1985.

Safety Profile

Isocetyl Stearate (25339-09-7) has a low toxicity and is essentially non-irritating, although it has caused allergic reactions at concentrations in studies that were higher than those found in cosmetics. It is nonsensitizing and nonphototoxic.

Specification

The functions about Isocetyl Stearate (25339-09-7) is the ester of Isocetyl Alcohol and Stearic Acid (found in animal and vegetable fats) and acts primarily as a lubricant on the skin's surface. It dries to form a thin coating, giving the skin a soft and smooth appearance.