TRIPOTASSIUM CITRATE

Relevant Data

Food Additives Approved in the United States

General Information

Synonyms: POTASSIUM CITRATE
Chemical Names: TRIPOTASSIUM CITRATE; TRIPOTASSIUM SALT OF 2-HYDROXY-1,2,3-PROPANETRICARBOXYLIC ACID; TRIPOTASSIUM SALT OF beta-HYDROXY-TRICARBALLYLIC ACID
CAS number: 866-84-2
INS:

332(ii)
Functional Class: Food Additives
ACIDITY_REGULATOR
SEQUESTRANT
STABILIZER

From apps.who.int

Evaluations

Evaluation year: 1973
ADI: NOT LIMITED
Meeting: 17
Specs Code: R (1975)
Report: NMRS 53/TRS 539-JECFA 17/35
Tox Monograph: FAS 5/NMRS 53A-JECFA 17/170
Specification: COMPENDIUM ADDENDUM 10/FNP 52 Add.10/34 (METALS LIMITS) (2002). R; FAO JECFA Monographs 1 vol.3/563

From apps.who.int

GSFA Provisions for TRIPOTASSIUM CITRATE

Number Food Category Max Level Notes
14.1.5

Coffee, coffee substitutes, tea, herbal infusions, and other hot cereal and grain beverages, excluding cocoa

 GMP Note 160
13.2

Complementary foods for infants and young children

 GMP Note 239
01.2.1.2

Fermented milks (plain), heat-treated after fermentation

 GMP Note 234
01.1.3.2

Fluid buttermilk (plain)

 GMP Note 261
13.1.2

Follow-up formulae

 GMP Note 72
13.1.3

Formulae for special medical purposes for infants

 GMP Note 72,Note 55
08.1.2

Fresh meat, poultry, and game, comminuted

 GMP Note 281
08.1.1

Fresh meat, poultry, and game, whole pieces or cuts

 GMP Note 16,Note 326
04.2.2.1

Frozen vegetables (including mushrooms and fungi, roots and tubers, pulses and legumes, and aloe vera), seaweeds, and nuts and seeds

 GMP Note 29
13.1.1

Infant formulae

 GMP Note 72,Note 55
11.4

Other sugars and syrups (e.g. xylose, maple syrup, sugar toppings)

 GMP Note 258
01.4.1

Pasteurized cream (plain)

 GMP Note 236
09.2

Processed fish and fish products, including mollusks, crustaceans, and echinoderms

 GMP Note XS36,Note XS92,Note XS292,Note XS190,Note 391,Note XS191,Note XS95,Note XS315,Note XS312,Note 253

From www.fao.org

Computed Descriptors

Download SDF
2D Structure
CID13344
IUPAC Nametripotassium;2-hydroxypropane-1,2,3-tricarboxylate
InChIInChI=1S/C6H8O7.3K/c7-3(8)1-6(13,5(11)12)2-4(9)10;;;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);;;/q;3*+1/p-3
InChI KeyQEEAPRPFLLJWCF-UHFFFAOYSA-K
Canonical SMILESC(C(=O)[O-])C(CC(=O)[O-])(C(=O)[O-])O.[K+].[K+].[K+]
Molecular FormulaC6H5O7K3·H2O
Wikipediapotassium citrate

From Pubchem

Computed Properties

Property Name Property Value
Molecular Weight306.394
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count7
Rotatable Bond Count2
Complexity211.0
CACTVS Substructure Key Fingerprint A A A D c Y B g O A A A Y A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A G g A A C A A A D E S A g A A A C A A A A g A I A A C Q C A I A A A A A A A A A A A F A A A A B A B Y A A A A A Q A A F I A A B A A D L J g A K A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A = =
Topological Polar Surface Area141.0
Monoisotopic Mass305.895
Exact Mass305.895
Compound Is CanonicalizedTrue
Formal Charge0
Heavy Atom Count16
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Isotope Atom Count0
Covalently-Bonded Unit Count4

From Pubchem

Taxonomic Classification

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassTricarboxylic acids and derivatives
Intermediate Tree NodesNot available
Direct ParentTricarboxylic acids and derivatives
Alternative Parents
Molecular FrameworkAliphatic acyclic compounds
SubstituentsTricarboxylic acid or derivatives - Tertiary alcohol - Carboxylic acid salt - Organic alkali metal salt - Carboxylic acid - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organic potassium salt - Organic salt - Organooxygen compound - Carbonyl group - Alcohol - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as tricarboxylic acids and derivatives. These are carboxylic acids containing exactly three carboxyl groups.

From ClassyFire