Zinc dioctadecanoate

Basic Information

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CAS Number

557-05-1

Molecular Formula

C36H70O4Zn

Molecular Weight

632.32 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Fine Chemicals Surfactants Anionic Surfactants

Polymers and Plastics Thermoplastics Polyolefins

Basic Physical Properties

Melting Point

128-130 °C

Boiling Point

359.4°C at 760 mmHg

Solubility

alcohol: insoluble(lit.)

SMILES

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CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O.[Zn+2]

InChI

InChI=1S/2C18H36O2.Zn/c2*1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h2*2-17H2,1H3,(H,19,20);/q;;+2/p-2

InChIKey

XOOUIPVCVHRTMJ-UHFFFAOYSA-L

LogP

6.33000

Complexity

196

Safety Information

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GHS Hazard Pictograms

H335

Hazard Statement

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Stability

Stable. Incompatible with strong oxidizing agents.

Synonyms & References

English

Zinc stearate
AQUA ZINC
OCTADECANOIC ACID ZINC SALT
STEARIC ACID ZINC SALT
Zinc distearate
ZINC OCTADECANOATE
Afco-chem ZNS
ai3-00388
Antidust 2
caswellno926
Coad
Dermarone
Dibasic zinc stearate
DLG-10, 20
epapesticidechemicalcode077002
Hallcote ZS 5050
Hydense
Hytech
Mathe
Zinc stearate W. S
ZINC STEARATE, EXTRA PURE USP, BP
Metallac
stearic acid,zinc
talculinz
Zinc octadecanate
Zinc(II) stearate
Stearates
Zink distearat
Zinci stearas
Zn Stearate
Talculin Z

MDL Number

MFCD00013031

FAQ

What is Zinc dioctadecanoate (CAS: 557-05-1)?

Zinc dioctadecanoate (CAS: 557-05-1) is a zinc salt of octadecanoic acid, commonly used as an emollient and skin protectant. Its chemical formula is Zn(C18H35COO)2, and it appears as a white, waxy powder. This compound is insoluble in water but soluble in organic solvents. It is valued for its moisturizing properties and stability, making it a key ingredient in topical pharmaceuticals, cosmetics, and industrial applications.

What are the main uses of Zinc dioctadecanoate (CAS: 557-05-1)?

Zinc dioctadecanoate (CAS: 557-05-1) is widely used in pharmaceuticals as a skin-conditioning agent, in cosmetics for moisturizing, and in industrial settings as a lubricant and anti-static additive. It also serves as a food-grade emulsifier and stabilizer in certain applications. Research applications include studying its effects on skin health and formulation development for dermatological products.

Is Zinc dioctadecanoate (CAS: 557-05-1) safe?

Zinc dioctadecanoate (CAS: 557-05-1) is generally considered safe when used as directed, with low toxicity in normal handling. However, prolonged skin contact may cause irritation, so protective measures like gloves and safety goggles are recommended. It complies with safety standards such as FDA and EPA guidelines, ensuring its use in regulated industries and consumer products is safe.

How should Zinc dioctadecanoate (CAS: 557-05-1) be stored?

Zinc dioctadecanoate (CAS: 557-05-1) should be stored in a cool, dry place (ideally 25°C) away from light and moisture. Use airtight, sealed containers to maintain stability and prevent contamination. Avoid exposure to high temperatures or humidity to preserve its chemical integrity and prolong shelf life.