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291242

Sigma-Aldrich

Potassium oleate

40 wt. % paste in H2O

Synonym(s):

Oleic acid potassium salt

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About This Item

Linear Formula:
CH3(CH2)7CH=CH(CH2)7COOK
CAS Number:
143-18-0
Molecular Weight:
320.55
Beilstein:
4167152
MDL number:
MFCD00064243
UNSPSC Code:
12352100
PubChem Substance ID:
24857521
NACRES:
NA.22

concentration

40 wt. % paste in H2O

storage temp.

2-8°C

SMILES string

[K+].[H]\C(CCCCCCCC)=C(/[H])CCCCCCCC([O-])=O

InChI

1S/C18H34O2.K/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h9-10H,2-8,11-17H2,1H3,(H,19,20);/q;+1/p-1/b10-9-;

InChI key

MLICVSDCCDDWMD-KVVVOXFISA-M

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General description

Small-angle neutron-scattering study of microimulsions of potassium oleate, n-hexadecane, water and cosurfactant has been reported.

Application

Potassium oleate has been used in the preparation of:
  • nickel nanorods with a diameter of 8-10nm and a length of 100-200nm
  • aqueous sols of calcium olcate

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H319

Hazard Classifications

Eye Irrit. 2

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

140.0 °F - closed cup

Flash Point(C)

60 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

291242-BULK:
291242-1KG:
291242-VAR:
291242-25G:

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Certificates of Analysis (COA)

Lot/Batch Number
MKCP4963
08117TA
07428DB
06716BW
15206MI

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The preparation of nickel nanorods in water-in-oil microemulsion.
Ni X-M, et al.
Journal of Crystal Growth, 252(4), 612-617 (2003)
Small-angle neutron-scattering study of W/O n-hexadecane, potassium oleate, water and alcohol CnH2n+ 1OH (n= 5-8) microemulsions: effect of water concentration.
Caponetti E, et al.
Langmuir, 6(11), 1628-1634 (1990)
Precipitation phenomena of heavy metal soaps in aqueous solutions: I. Calcium oleate.
Matijevic E, et al.
Journal of Colloid and Interface Science, 22(5), 419-429 (1966)

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