• Name

  POTASSIUM OCTOATE

• EINECS 212-130-7
• CAS No. 764-71-6
• Article Data3
• CAS DataBase
• Density
• Solubility
• Melting Point 16.5ºC
• Formula C8H16 O2 . K
• Boiling Point 239.3 °C at 760 mmHg
• Molecular Weight 182.304
• Flash Point 107.4 °C
• Transport Information
• Appearance
• Safety A human skin irritant. When heated to decomposition it emits toxic fumes of K₂O.
• Risk Codes
• Molecular Structure
• Hazard Symbols
• Synonyms Octanoicacid, potassium salt (8CI,9CI);Caprylic acid potassium salt;EC 686;K 13;K65;K 65 (salt);K 977;Minico K 45;Pelron 9540A;Potassium caprylate;Potassium n-octanoate;Potassium octanoate;Potassium octoate;Potassiumoctylate;
• PSA 40.13000
• LogP 1.09680

Synthetic route

111-87-5

octanol

764-71-6

potassium octanoate

Conditions

Conditions	Yield
With C18H23IrN3(1+)*CF3O3S(1-); potassium hydroxide In toluene at 120℃; for 40h;	90%
With C27H29BrFIrN2O; potassium hydroxide In toluene for 15h; Inert atmosphere; Reflux;	75%

111-87-5

octanol

A

2425-77-6

2-hexyldecan-1-ol

B

764-71-6

potassium octanoate

Conditions

Conditions	Yield
With C22H36IrNP(1+)*CF3O3S(1-); potassium hydroxide In toluene at 120℃; for 37h;	A 5 %Spectr. B 95 %Spectr.

124-07-2

Octanoic acid

764-71-6

potassium octanoate

Conditions

Conditions	Yield
With potassium hydroxide at 80℃; pH=10.4;

7631-95-0

sodium molybdate dihydrate

764-71-6

potassium octanoate

di-μ-sulphido oxomolybdenum(V) n-heptyl carboxylate

Conditions

Conditions	Yield
With sodium hydroxide; hydrogen sulfide; acetic acid In water pH=8-9; potassium salt was added to soln. of Na2MoO4*2H2O; H2S was bubbled slowly through soln. for 40 min; dropwise addn. of glacial acetic acid; filtered; washed (cold water); dried over P4O10 in N2; elem.anal.;	45%

56-23-5

tetrachloromethane

7726-95-6

bromine

764-71-6

potassium octanoate

629-04-9

1-Bromoheptane

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7726-95-6

bromine

764-71-6

potassium octanoate

CS2

CS2

629-04-9

1-Bromoheptane

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541-41-3

chloroformic acid ethyl ester

764-71-6

potassium octanoate

71478-41-6

(ethoxycarbonyl)octanoate

Conditions

Conditions	Yield
In dichloromethane at 20℃;

764-71-6

potassium octanoate

octanoyl-phosphoramidic acid diethyl ester

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1.1: CH2Cl2 / 20 °C 2.1: BuLi 2.2: CH2Cl2 / -78 - 18 °C View Scheme

uranyl(VI) nitrate

764-71-6

potassium octanoate

uranyl octanoate

Conditions

Conditions	Yield
In water direct metathesis of potassium soap with aq. soln. of U-compd. with constant stirring; filtered, washed (H2O, EtOH), dried in air-oven at 50°C, then under reduced pressure at room temp.;

764-71-6

potassium octanoate

7758-99-8

copper(II) sulfate

3890-89-9, 20543-04-8, 104790-45-6, 148056-56-8

copper(II) octanoate

Conditions

Conditions	Yield
In not given 50-55°C; product was washed with water and alcohol, dried at 100-105°C under reduced pressure, and recrystd. from hot benzene; elem. anal.;

samarium(III) nitrate hexahydrate

764-71-6

potassium octanoate

samarium caprylate

Conditions

Conditions	Yield
In water vigorous stirring of the potassiuum soap with a slight excess of an aq. soln. of samarium nitrate at 50-55°C, pptn.; filtration, washing (distd. water, alcohol), recrystn. (benzene/methanol), drying (reduced pressure); elem. anal.;

samarium(III) ion

764-71-6

potassium octanoate

samarium caprylate

Conditions

Conditions	Yield
In not given slight excess of lanthanide salt, vigorous stirring (50 - 60°C, pptn.); digestion, filtration, washing (H2O, ether), drying, recrystn. (benzene/MeOH);

7631-95-0

sodium molybdate dihydrate

764-71-6

potassium octanoate

di-μ-oxo(oxomolybdenum(V))2((n-heptyl)COO)2

Conditions

Conditions	Yield
With hydrogenchloride; sodium hydroxide; sodium dithionite In water Na2MoO4 in H2O is depolymerized mit concd. NaOH until pH=9, mixt. is added to carboxylate soln., sodium dithionite is added and the pH adjusted to pH=2-3 by addn. of dilute HCl, mixt. was maintained for 48 h in the dark; brown ppt. is separated by filtration, washed (cold water), dried over P4O10 in N2 atmosphere, elem. anal.;	40-50

557-34-6

zinc diacetate

764-71-6

potassium octanoate

557-09-5

zinc(II) octanoate

Conditions

Conditions	Yield
In water metathesis of potassium caprylate with zinc acetate at 50-55 °C; the ppt. was digested, filtered and washed with hot dest. water, then with acetone, dried first in an air oven at 60-65 °C, then in vac. and recrystn. twice from benzene, dried again in vac. for 48 h; elem. anal.;;

cis-diaquabis(ethane-1,2-diamine)cobalt(III) perchlorate

764-71-6

potassium octanoate

cis-{Co(n-C7H15CO2)2en2}ClO4

Conditions

Conditions	Yield
In water evaporation of the soln.-mixture of (Coaq2en2)(ClO4)3 and KC7H15CO2 in vac. at room temperature; extraction of the residue with alcohol; crystallization from the filtrated alc. soln.;;

cerium(III) ion

764-71-6

potassium octanoate

cerium(III) octanoate

Conditions

Conditions	Yield
In not given slight excess of lanthanide salt, vigorous stirring (50 - 60°C, pptn.); digestion, filtration, washing (H2O, ether), drying, recrystn. (benzene/MeOH);

neodymium(III)

764-71-6

potassium octanoate

79321-04-3

neodymium(III) heptanoate

Conditions

Conditions	Yield
In not given slight excess of lanthanide salt, vigorous stirring (50 - 60°C, pptn.); digestion, filtration, washing (H2O, ether), drying, recrystn. (benzene/MeOH);

zirconium(IV) oxychloride

764-71-6

potassium octanoate

zirconyl dioctanoate

Conditions

Conditions	Yield
In water direct metathesis; recrystn. (benzene-methanol); m. p. (146°C), elem. anal., IR;

764-71-6

potassium octanoate

cadmium(II) nitrate

cadmium(II) caprylate

Conditions

Conditions	Yield
In methanol; water prepn. by adding satd. aq. soln. of metal nitrate to soln. of potassium caprylate in MeOH; crystd. several times from hot toluene; dried at 50°C for 1 d;

764-71-6

potassium octanoate

cobalt(II) nitrate

1588-79-0, 2114-47-8, 6700-85-2, 25447-72-7

cobalt octanoate

Conditions

Conditions	Yield
In methanol; water prepn. by adding satd. aq. soln. of metal nitrate to soln. of potassium caprylate in MeOH; washed repeatedly with hot H2O; dried at 50°C for 1 d;

10196-18-6

zinc(II) nitrate

764-71-6

potassium octanoate

557-09-5

zinc(II) octanoate

Conditions

Conditions	Yield
In methanol; water prepn. by adding satd. aq. soln. of metal nitrate to soln. of potassium caprylate in MeOH; crystd. several times from hot toluene; dried at 50°C for 1 d;

lead(II) nitrate

764-71-6

potassium octanoate

7319-86-0, 15696-43-2, 105833-70-3

lead 2-ethylhexoate

Conditions

Conditions	Yield
In methanol; water prepn. by adding satd. aq. soln. of metal nitrate to soln. of potassium caprylate in MeOH; crystd. several times from hot toluene; dried at 50°C for 1 d;

C20H23BrN2O4

764-71-6

potassium octanoate

A

C28H38N2O6

B

C28H38N2O6

Conditions

Conditions	Yield
With 18-crown-6 ether In acetonitrile at 75℃; for 24h; Overall yield = 64 %;

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Potassium octoate Consensus Reports

Potassium octoate Specification