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Name	Potassium phthalimide	EINECS	214-046-6
CAS No.	1074-82-4	Density	1.367 g/cm³
PSA	34.14000	LogP	0.68480
Solubility	Soluble in water.	Melting Point	>300 ºC
Formula	C₈H₄KNO₂	Boiling Point	359 ºC at 760 mmHg
Molecular Weight	187.239	Flash Point	170.9 ºC
Transport Information	N/A	Appearance	greenish white powder
Safety	22-24/25-26	Risk Codes	36/37/38
Molecular Structure		Hazard Symbols	Xi
Synonyms	1H-Isoindole-1,3(2H)-dione,potassium salt (9CI);Phthalimide, potassium deriv. (6CI);Phthalimide,potassium salt (8CI);Potassium, phthalimido- (7CI);N-Potassiophthalimide;Phthalimide potassium;Phthalimidopotassium;Potassium isoindoline-1,3-dione;Potassium phthalimidate;1H-Isoindole-1,3(2H)-dione,potassium salt (1:1);	Article Data	29

Potassium phthalimide Synthetic route

: 136918-14-4
phthalimide

: 1074-82-4
potassium phtalimide

Conditions

Conditions	Yield
With potassium methanolate In ethanol; water at 60 - 65℃; for 13h; Reagent/catalyst; Solvent; Temperature;	98%
With potassium hydroxide In ethanol at 75℃; for 1h;	96%
With potassium hydroxide In ethanol for 2h;	91.5%

: 3416-57-7
N-acetonylphthalimide

aqueous-alcoholic KOH-solution: aqueous-alcoholic KOH-solution

: 1074-82-4
potassium phtalimide

: 40794-76-1
C9H4NO4(1-)*K(1+)

A: 124-38-9
carbon dioxide

B: 1074-82-4
potassium phtalimide

Conditions

Conditions	Yield
With nitrogen at 65℃; for 0.666667h;

: 7252-83-7
1-bromo-2,2-dimethoxyethane

: 1074-82-4
potassium phtalimide

: 27328-34-3
2-(2,2-dimethoxyethyl)-1H-isoindole-1,3(2H)-dione

Conditions

Conditions	Yield
With acetamide; potassium iodide at 110 - 140℃; for 3.41667h;	100%
In N,N-dimethyl-formamide at 130 - 135℃; for 20h;	56%
With acetamide at 170℃;
With acetamide; potassium iodide at 130℃; for 5h;

: 5414-21-1
5-bromopentan-1-nitrile

: 1074-82-4
potassium phtalimide

: 15102-28-0
5-(1,3-dioxoisoindolin-2-yl)pentanenitrile

Conditions

Conditions	Yield
In DMF (N,N-dimethyl-formamide) at 60℃; for 16h;	100%
With ethanol at 120℃;
With N,N-dimethyl-formamide
In N,N-dimethyl-formamide

: 100-44-7
benzyl chloride

: 1074-82-4
potassium phtalimide

: 2142-01-0
N-benzylphthalimide

Conditions

Conditions	Yield
With 18-crown-6 ether In toluene at 100℃; for 6h;	100%
at 180℃;
With Amberlyst A27 In toluene at 90℃; for 17h;	100 % Chromat.

: 1074-82-4
potassium phtalimide

: 1119-51-3
bromopentene

: 7736-25-6
2-(pent-4-enyl)-isoindoline-1,3-dione

Conditions

Conditions	Yield
In N,N-dimethyl-formamide at 60℃; for 16h; Gabriel synthesis; Inert atmosphere;	100%
In N,N-dimethyl-formamide at 60℃; for 16h; Inert atmosphere;	100%
In N,N-dimethyl-formamide at 60℃; Inert atmosphere;	99%

: 1074-82-4
potassium phtalimide

: 626-87-9
1,4-dibromopentane

: 59353-62-7
4-bromo-1-phthalimidopentane

Conditions

Conditions	Yield
In 1,1,1-trichloroethane at 60℃; for 24h;	100%
In acetone for 24h; Reflux;	99%
In acetone for 72h; Reflux;	91%

: 1074-82-4
potassium phtalimide

: 589-15-1
1-bromomethyl-4-bromobenzene

: 153171-22-3
2-(4-bromobenzyl)-1H-isoindole-1,3(2H)-dione

Conditions

Conditions	Yield
In N,N-dimethyl-formamide at 100℃; for 6h;	100%
In N,N-dimethyl-formamide at 120℃; for 15h; Inert atmosphere;	82%
at 200℃;

: 1074-82-4
potassium phtalimide

: 98-59-9
p-toluenesulfonyl chloride

: 27722-45-8
N-(4-methylbenzenesulphonyl)phthalimide

Conditions

Conditions	Yield
With 18-crown-6 ether In benzene at 70℃; for 1h;	100%
With 18-crown-6 ether In toluene at 90℃; for 1h;	100%
In acetonitrile for 48h; Reflux;	73%
at 140℃;
In acetonitrile Reflux;

Potassium phthalimide Chemical Properties

IUPAC Name: Potassium isoindol-2-ide-1,3-dione
Synonyms of Potassium phthalimide (CAS NO.1074-82-4): Phthalimide potassium ; Phthalimide potassium salt ; N-Potassium phthalimide
Product Categories: Amination; Classes of Metal Compounds; K (Potassium) Compounds (excluding simple potassium salts); N-Substituted Maleimides, Succinimides & Phthalimides; N-Substituted Phthalimides; Synthetic Organic Chemistry; Typical Metal Compounds
CAS NO: 1074-82-4
Molecular Formula: C₈H₄KNO₂
Molecular Weight : 185.2212
Molecular Structure:
EINECS: 214-046-6
H bond acceptors: 3
H bond donors: 1
Freely Rotating Bonds: 0
Polar Surface Area: 49.66Å²
Flash Point: 170.9 °C
Enthalpy of Vaporization: 63.79 kJ/mol
Boiling Point: 359 °C at 760 mmHg
Vapour Pressure: 8.84E-06 mmHg at 25 °C
Melting Point: >300°C
storage temp. Store at RT.
Sensitive Moisture Sensitive
Appearance: Potassium phthalimide (CAS NO.1074-82-4) is slight yellow-green to white powder.

Potassium phthalimide Uses

Potassium phthalimide (CAS NO.1074-82-4) is widely used in the production of medicine, pesticide and dye industry.

Potassium phthalimide Safety Profile

Hazard Codes: Irritant Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 22-24/25-26
S22:Do not breathe dust.
S24/25:Avoid contact with skin and eyes.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany: 3
HS Code: 29251995

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