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Potassium butylxanthate
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Name

Potassium butylxanthate

 EINECS 212-808-2
CAS No. 871-58-9 Density N/A
PSA 66.62000 LogP 2.28550
Solubility N/A Melting Point 70 °C (decomp)
Formula C5H9KOS2 Boiling Point 168.6 °C at 760 mmHg
Molecular Weight 188.356 Flash Point 55.7 °C
Transport Information N/A Appearance Slight yellow or kelly free pellet
Safety 20/21-36/37/39 Risk Codes 20/21/22-36/38
Molecular Structure Molecular Structure of 871-58-9 (N-BUTYLXANTHIC ACID POTASSIUM SALT) Hazard Symbols N/A
Synonyms

Potassium O-n-butyl xanthate;Potassium butyl dithiocarbonate;Potassium butyl xanthate;Potassium butylxanthogenate;Carbonicacid, dithio-, O-butyl ester, potassium salt (8CI);Xanthic acid, butyl-, potassium salt(6CI);Butyl potassium xanthogenate;O-Butylpotassium dithiocarbonate;Potassium O-butyl dithiocarbonate;Potassium O-butylxanthate;

Article Data 23

Potassium butylxanthate Synthetic route

75-15-0

carbon disulfide

71-36-3

butan-1-ol

871-58-9

potassium butylxanthate

Conditions
ConditionsYield
With potassium hydroxide at 20℃; for 4h;90%
Stage #1: butan-1-ol With potassium hydroxide for 4h; Schlenk technique; Inert atmosphere;
Stage #2: carbon disulfide Schlenk technique; Inert atmosphere;		80.8%
Stage #1: butan-1-ol With potassium hydroxide at 20℃; for 2h;
Stage #2: carbon disulfide		71.1%
3999-70-0

potassium n-butoxide

CS2

CS2

871-58-9

potassium butylxanthate

Conditions
ConditionsYield
at 80℃;
at 80℃;
71-36-3

butan-1-ol

CS2

CS2

871-58-9

potassium butylxanthate

Conditions
ConditionsYield
With potassium hydroxide; acetone
71-36-3

butan-1-ol

871-58-9

potassium butylxanthate

Conditions
ConditionsYield
With carbon disulfide; potassium hydroxide
With carbon disulfide
109-65-9

1-bromo-butane

871-58-9

potassium butylxanthate

10226-07-0

S-butyl O-butyl dithiocarbonate

Conditions
ConditionsYield
Aliquat 336 In water98%
In acetone for 10h; Heating;
111-83-1

1-bromo-octane

871-58-9

potassium butylxanthate

77570-35-5

O-butyl S-octyl dithiocarbonate

Conditions
ConditionsYield
Aliquat 336 In water97%
77759-19-4

Sb(3+)*OC6H4CHNC6H4S(2-)*Cl(1-)=(OC6H4CHNC6H4S)SbCl

871-58-9

potassium butylxanthate

224322-27-4

[OC6H4CHNC6H4S]Sb(S2COC4H9)

Conditions
ConditionsYield
In carbon disulfide; benzene byproducts: KCl; moisture free atmosphere; stirring (room temp., 3 h); filtration, solvent removal (reduced pressure, crystn.), standing overnight (refrigerator), drying (reduced pressure); elem. anal.;96%
71252-14-7

antimony(III) bis(diethyldithiocarbamate) chloride

871-58-9

potassium butylxanthate

1334670-13-1

antimony(III) bis(diethyldithiocarbamato)n-butyldithiocarbonate

Conditions
ConditionsYield
In carbon disulfide; benzene byproducts: KCl; (moisture-free conditions) to the soln. of Sb-compound in anhyd. C6H6/CS2 was added potassium dithiocarbonate-compound, the mixt. was stirred for 4 h at room temp.; filtered, the solvent was removed under reduced pressure, crystd. from CH2Cl2; elem. anal.;96%
871-58-9

potassium butylxanthate

10428-19-0

1,3-dichlorotetrabutyldistannoxane

O(Sn(CH2CH2CH2CH3)2(SCSOCH2CH2CH2CH3))2

Conditions
ConditionsYield
In carbon disulfide byproducts: KCl; distannoxane in CS2 added to a suspn. of xanthate in CS2, mixt. stirred at room temp. for 3 h; KCl filtered off, solvent evapd. under reduced pressure; elem. anal.;95.13%
871-58-9

potassium butylxanthate

1135-99-5

diphenyltin(IV) dichloride

89154-75-6

(C6H5)2Sn(SCSOCH2CH2CH2CH3)2

Conditions
ConditionsYield
In carbon disulfide byproducts: KCl; to a suspn. of xanthate in CS2 diorganotin dichloride in CS2 is added, mixt. stirred at room temp. for 3 h; KCl filtered off, solvent removed under reduced pressure; elem. anal.;95.11%

Potassium butylxanthate Chemical Properties

Molecular Formula: C5H9KOS2
Molecular Weight: 188.35
EINECS: 212-808-2 
Polar Surface Area: 80.12 Å2
Flash Point: 55.7 °C 
Storage temp: Refrigerator
Enthalpy of Vaporization: 38.84 kJ/mol 
Boiling Point: 168.6 °C at 760 mmHg 
Vapour Pressure: 2.13 mmHg at 25°C 
IUPAC Name: Potassium butoxymethanedithioate
Properties of Potassium butylxanthate (CAS NO.871-58-9):Yellow crystals from H2O. Sol in H2O.
Product Categories: Classes of Metal Compounds ; K (Potassium) Compounds (excluding simple potassium salts) ; Typical Metal Compounds
Synonyms of Potassium butylxanthate (CAS NO.871-58-9): N-butylxanthic acid potassium salt ; Potassium N-butylxanthate ; Potassium butyl xanthate ; Butylpotassiumxanthate ; Butylpotassiumxanthogentate ; Butylxanthicacid,potassiumsalt ; Butyl-xanthicacipotassiumsalt ; Butylxanthogenandraselny
Following is the molecular structure of Potassium butylxanthate (CAS NO.871-58-9):

Potassium butylxanthate Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 158mg/kg (158mg/kg)   Archives Internationales de Pharmacodynamie et de Therapie. Vol. 135, Pg. 330, 1962.
rat LC50 inhalation 7690mg/m3/2H (7690mg/m3)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 102, 1982.
rat LD50 oral 456mg/kg (456mg/kg)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 102, 1982.
rat LD50 unreported 465mg/kg (465mg/kg)   "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 1015, 1986.

Potassium butylxanthate Safety Profile

Poison by intravenous route. Moderately toxic by ingestion. Mildly toxic by inhalation. When heated to decomposition it emits toxic fumes of SOx and K2O.
Safety Information of Potassium butylxanthate (CAS NO.871-58-9):
RIDADR: 3342
RTECS: FG1223000
HazardClass: 4.2
PackingGroup: II

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