Cream of Tartar

Question

Potassium bitartrate

Names
Other names potassium hydrogen tartrate cream of tartar potassium acid tartrate monopotassium tartrate potassium;(2R,3R)-2,3,4-trihydroxy-4-oxobutanoate
Identifiers
CAS Number	868-14-4 Y
3D model (Jmol)	Interactive image
ChemSpider	12783 N
ECHA InfoCard	100.011.609
PubChem	13352
InChI InChI=1S/C4H6O6.K/c5-1(3(7)8)2(6)4(9)10;/h1-2,5-6H,(H,7,8)(H,9,10);/q;+1/p-1/t1-,2-;/m1./s1 N Key: KYKNRZGSIGMXFH-ZVGUSBNCSA-M N InChI=1/C4H6O6.K/c5-1(3(7)8)2(6)4(9)10;/h1-2,5-6H,(H,7,8)(H,9,10);/q;+1/p-1/t1-,2-;/m1./s1 Key: KYKNRZGSIGMXFH-APGVQJISBP
SMILES [C@@H]([C@H](C(=O)[O-])O)(C(=O)O)O.[K+]
Properties
Chemical formula	KC4H5O6
Molar mass	188.177
Appearance	white crystalline powder
Density	1.05 g/cm3 (solid)
Solubility in water	0.37 g/100mL (20 °C) 6.1 g/100mL (100 °C)
Solubility	soluble in acid, alkali insoluble in acetic acid, alcohol
Refractive index (nD)	1.511
Pharmacology
ATC code	A12BA03 (WHO)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N  (what is YN ?)
Infobox references

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Wikipedia