Saccharic acid

Saccharic acid
Names
	IUPAC name D-glucaric acid
	Other names (2R,3S,4S,5S)-2,3,4,5-tetrahydroxyhexanedioic acid
Identifiers
CAS Number	87-73-0 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:16002 ;
ChemSpider	30577 ;
ECHA InfoCard	100.001.608
PubChem CID	33037;
UNII	QLZ991V4A2 ;
CompTox Dashboard (EPA)	DTXSID60859455 ;
	InChI InChI=1S/C6H10O8/c7-1(3(9)5(11)12)2(8)4(10)6(13)14/h1-4,7-10H,(H,11,12)(H,13,14)/t1-,2-,3-,4+/m0/s1 Key: DSLZVSRJTYRBFB-LLEIAEIESA-N ; InChI=1/C6H10O8/c7-1(3(9)5(11)12)2(8)4(10)6(13)14/h1-4,7-10H,(H,11,12)(H,13,14)/t1-,2-,3-,4+/m0/s1 Key: DSLZVSRJTYRBFB-LLEIAEIEBD;
	SMILES O=C(O)[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(=O)O;
Properties
Chemical formula	C6H10O8
Molar mass	210.1388
Melting point	125-126 °C (decomposes)
Solubility in water	912 g/L
Acidity (pKa)	pKa1 = 3.01; pKa2 = 3.94
Hazards
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H228, H314
Precautionary statements	P210, P240, P241, P260, P264, P264+P265, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P363, P370+P378, P405, P501
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Saccharic acid or glucaric acid is a chemical compound with the formula C₆H₁₀O₈. It is an aldaric acid, naturally occurring in fruits and vegetables.

The salts of saccharic acid are called saccharates or glucarates.