8.20601
Gluconic acid potassium salt
for synthesis
Synonym(s):
Gluconic acid potassium salt, Potassium gluconate
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About This Item
Empirical Formula (Hill Notation):
C6H11KO7
CAS Number:
Molecular Weight:
234.25
UNSPSC Code:
12352107
EC Index Number:
206-074-2
NACRES:
NA.22
MDL number:
Quality Segment
form
powder
autoignition temp.
>200 °C
pH
7.0-8.3 (20 °C, 100 g/L in H2O)
mp
174-176 °C
bulk density
600 kg/m3
storage temp.
2-30°C
SMILES string
[K+].[O-]C(=O)[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO
InChI
1S/C6H12O7.K/c7-1-2(8)3(9)4(10)5(11)6(12)13;/h2-5,7-11H,1H2,(H,12,13);/q;+1/p-1/t2-,3-,4+,5-;/m1./s1
InChI key
HLCFGWHYROZGBI-JJKGCWMISA-M
General description
Gluconic acid potassium salt commonly known as potassium gluconate is used as chelating agent in organic synthesis. Additionally, it is also used as buffering agent in biochemical and pharmaceutical formulations, to maintain pH stability during reactions.
Analysis Note
Assay (HClO₄): ≥ 98.0 %
Spec. rotation [α²0/D (c=10 in water): +10.5 - +11.5 °
Identity (IR): passes test
Spec. rotation [α²0/D (c=10 in water): +10.5 - +11.5 °
Identity (IR): passes test
Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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