CYCLOPENTANE-1,1-DICARBOXYLIC ACID Chemical Properties

Melting point:

157.7-158.5 °C

Boiling point:

368.9±25.0 °C(Predicted)

Density 

1.416±0.06 g/cm3(Predicted)

storage temp. 

Sealed in dry,Room Temperature

pka

pK1:3.23;pK2:4.08 (25°C)

Appearance

White to off-white Solid

InChI

InChI=1S/C7H10O4/c8-5(9)7(6(10)11)3-1-2-4-7/h1-4H2,(H,8,9)(H,10,11)

InChIKey

YZFOGXKZTWZVFN-UHFFFAOYSA-N

SMILES

C1(C(O)=O)(C(O)=O)CCCC1

Safety Information

Risk Statements 

68-20/21/22-36/37/38

Safety Statements 

26-36

HS Code 

29172090

CYCLOPENTANE-1,1-DICARBOXYLIC ACID Usage And Synthesis

Purification Methods

Recrystallise the di-acid from water or pentane/Et2O (10:1), and it decarboxylates on melting. [IR, NMR: Hoberg et al. Synthesis 395 1991.]

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