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Key Documents

8.20601

Sigma-Aldrich

Gluconic acid potassium salt

for synthesis

Synonym(s):

Gluconic acid potassium salt, Potassium gluconate

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20 G
CN¥1,672.57
100 G
CN¥6,760.74

CN¥1,672.57


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20 G
CN¥1,672.57
100 G
CN¥6,760.74

About This Item

Empirical Formula (Hill Notation):
C6H11KO7
CAS Number:
Molecular Weight:
234.25
MDL number:
UNSPSC Code:
12352107
EC Index Number:
206-074-2
NACRES:
NA.22

CN¥1,672.57


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Quality Level

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

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1 of 4

This Item
822058P1847104819
Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

100

form

powder

form

powder

form

powder

form

solid

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

-

storage temp.

15-25°C

mp

174-176 °C

mp

170-175 °C

mp

183 °C (dec.) (lit.)

mp

272 °C

autoignition temp.

>200 °C

autoignition temp.

>200 °C

autoignition temp.

-

autoignition temp.

-

pH

7.0-8.3 (20 °C, 100 g/L in H2O)

pH

7.0-8.0 (20 °C, 100 g/L in H2O)

pH

-

pH

4-5 (20 °C, 50 g/L in H2O)

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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