Potassium phthalate monobasic

Assay

99.5-100.5% (HPLC)

form

solid

quality

LiChropur^™

technique(s)

HPLC: suitable

loss

≤0.5% loss on drying

pH

3.0-5.0

mp

295-300 °C (dec.) (lit.)

solubility

H₂O: 10 applications on large gels, clear, colorless (hot)

λ

10 % in H₂O (hot)

UV absorption

λ: 330 nm A_max: ≤0.05
λ: 340 nm A_max: ≤0.03
λ: 350 nm A_max: ≤0.02
λ: 500 nm A_max: ≤0.02

SMILES string

[K+].OC(=O)c1ccccc1C([O-])=O

InChI

1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1

InChI key

IWZKICVEHNUQTL-UHFFFAOYSA-M