Potassium phthalimide

Identifiers

CAS Number

* 1074-82-4 Y

3D model (JSmol)

* Interactive image

ChemSpider |

* 10627162 Y

PubChem CID

* 3356745

UNII |

* X6KKA27DIL N

InChI

* InChI=1S/C8H5NO2.K/c10-7-5-3-1-2-4-6(5)8(11)9-7;/h1-4H,(H,9,10,11);/q;+1 Y

Key: FYRHIOVKTDQVFC-UHFFFAOYSA-N Y

* InChI=1S/C8H5NO2.K/c10-7-5-3-1-2-4-6(5)8(11)9-7;/h1-4H,(H,9,10,11);/q;+1

Key: FYRHIOVKTDQVFC-UHFFFAOYAD

* Key: FYRHIOVKTDQVFC-UHFFFAOYSA-N

* InChI=1S/C8H5NO2.K/c10-7-5-3-1-2-4-6(5)8(11)9-7;/h1-4H,(H,9,10,11);/q;+1/p-1

SMILES

* C1=CC=C2C(=C1)C(=O)[N-]C2=O.[K+]

Properties

Chemical formula

| C8H4KNO2
Molar mass | 185.221 g/mol
Appearance  | Light yellow solid
Melting point | > 300 °C (572 °F; 573 K)

Solubility in water

| Soluble in water
Hazards
NFPA 704 (fire diamond)  |

Related compounds

Related compounds

| Phthalimide

Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

N verify (what is YN ?)
Infobox references

Tracking categories (test):

* SizeSet

Potassium phthalimide is a chemical compound of formula C8H4KNO2. It is the potassium salt of phthalimide, and usually presents as fluffy, very pale yellow crystals. It can be prepared by adding a hot solution of phthalimide in ethanol to a solution of potassium hydroxide in ethanol; the desired product precipitates.[1]

This compound is a commercially available reagent used in the Gabriel synthesis of amines.

## References

1. ↑ P. L. Salzberg and J. V. Supniewski (1941). "β-Bromoethylphthalimide". Organic Syntheses. http://www.orgsyn.org/demo.aspx?prep=cv1p0119. ;  Collective Volume, 1, pp. 119

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*[CID]: Compound ID