棕榈酸异丙酯

Description

Isopropyl Palmitate · CAS 142-91-6 · C19H38O2. UNII 8CRQ2TH63M. Boiling Point: 160 °C at 2 mm Hg; Boiling Point: 342.00 °C. @ 760.00 mm Hg; Melting Point: 13.5 °C.

Identification

CAS Registry Number	142-91-6
PubChem CID	8907
Molecular formula	C19H38O2
IUPAC name	propan-2-yl hexadecanoate
UNII (FDA)	8CRQ2TH63M

Computed Descriptors

Molecular Weight	298.5
XLogP3	8.2
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	16
Exact Mass	298.287180451
Monoisotopic Mass	298.287180451
Topological Polar Surface Area	26.3
Heavy Atom Count	21
Formal Charge	0

Physical & Chemical Properties

Boiling Point	160 °C at 2 mm Hg
Boiling Point	342.00 °C. @ 760.00 mm Hg
Melting Point	13.5 °C
Melting Point	13 - 14 °C
Density	0.852 g/mL at 25 °C
Density	Density: 0.8404 g/cu cm at 38 °C
Vapor Pressure	0.0000559 [mmHg]

Physical description & handling notes

• Liquid
• Colorless liquid; mp = 14 deg C; [Hawley] Colorless liquid; mp = 11-13 deg C; [MSDSonline]
• Colorless liquid
• Almost odorless
• Very soluble in acetone, benzene, ether, ethanol
• Soluble in 4 parts 90% alcohol; soluble in mineral and fixed oils

Regulatory Status

Regulatory & Food Contact	EU Flavoring substances FDA Substance added to food: Use unspecified Flavoring Agents CIR / INCI: Cosmetic ingredients (Isopropyl Palmitate) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Binding; Antistatic; Skin conditioning; Emollient; Solvent CIR / INCI: Personal care product -> emollient -> wax ester
GHS notification summary	98.8% (907 / 918)

GHS Hazard Classification

GHS notification summary	98.8% (907 / 918)

Documented Uses

• CIR ingredient: Isopropyl Palmitate
• Used as emollient and emulsifier (cosmetics and topical medicines) and as plasticizer; [HSDB] Used for chemical synthesis, metal extraction or refining and processing of metals, textile processing, and in lubricants and additives; [IUCLID]
• Textiles (Fiber & Fabric Manufacturing) [Category: Industry]
• Metal Extraction and Refining [Category: Industry]
• Isopropyl palmitate functions as a physical stabilizer in antiperspirant sticks. It also functions as an emollient, emulsifier, film former, spreader, and solvent in creams, lotions, and eye makeup. It is suggested for use in alcohol hair lotions and aftershave preparations.
• EMOLLIENT & EMULSIFIER IN COSMETIC CREAMS, COSMETIC OILS, IN HAIR TONICS, HAIR DRESSINGS, HAIR POMADES, SUN TAN & OTHER LOTIONS, OTHER COSMETICS, TOPICAL MEDICINAL PREPARATIONS

Synonyms

ISOPROPYL PALMITATE; 142-91-6; Isopropyl hexadecanoate; Hexadecanoic acid, 1-methylethyl ester; Isopalm; Emerest 2316; Wickenol 111; Deltyl; Isopal; Propal; Deltyl prime; Sinnoester PIT; Crodamol IPP; Kessco IPP; Tegester isopalm; Plymouth IPP

Frequently Asked Questions

What are the CAS number and molecular formula of Isopropyl Palmitate?

CAS 142-91-6; molecular formula C19H38O2; molecular weight — g/mol.

What other names is Isopropyl Palmitate known by?

ISOPROPYL PALMITATE, 142-91-6, Isopropyl hexadecanoate, Hexadecanoic acid, 1-methylethyl ester, Isopalm, Emerest 2316.

What is the regulatory status of Isopropyl Palmitate?

Documented regulatory listings: EU Flavoring substances; FDA Substance added to food: Use unspecified; Flavoring Agents.

Is Isopropyl Palmitate classified as hazardous?

98.8% of GHS notifications report no hazard classification (907 of 918).

What are the key physical properties of Isopropyl Palmitate?

Boiling Point: 160 °C at 2 mm Hg; Boiling Point: 342.00 °C. @ 760.00 mm Hg; Melting Point: 13.5 °C; Melting Point: 13 - 14 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.