Calcium guanylate

Overview

Calcium guanylate is a compound with formula Ca(C10H12O4N5PO4). It is the calcium salt of guanylic acid. It is present in all living cells as part of RNA, and is commercially prepared from yeast extract or fish.

Calcium guanylate
Names
IUPAC name
Calcium 5′-guanylate
Systematic IUPAC name
Calcium [(2R,3S,4R,5R)-5-(2-amino-6-oxo-1,6-dihydro-9H-purin-9-yl)-3,4-dihydroxyoxolan-2-yl]methyl phosphate
Other names
  • 5′-Guanylic acid calcium salt
Identifiers
3D model (JSmol)
ChemSpider
E number E629 (flavour enhancer)
UNII
  • InChI=1S/C10H14N5O8P.Ca/c11-10-13-7-4(8(18)14-10)12-2-15(7)9-6(17)5(16)3(23-9)1-22-24(19,20)21;/h2-3,5-6,9,16-17H,1H2,(H2,19,20,21)(H3,11,13,14,18);/q;+2/p-2/t3-,5-,6-,9-;/m1./s1 X markN
    Key: KAFMRSAFJZENBN-GWTDSMLYSA-L X markN
  • InChI=1/C10H14N5O8P.Ca/c11-10-13-7-4(8(18)14-10)12-2-15(7)9-6(17)5(16)3(23-9)1-22-24(19,20)21;/h2-3,5-6,9,16-17H,1H2,(H2,19,20,21)(H3,11,13,14,18);/q;+2/p-2/t3-,5-,6-,9-;/m1./s1
    Key: KAFMRSAFJZENBN-NBKZKEOTBW
  • O[C@H]1[C@@H](O)[C@H](N2C=NC3=C2NC(N)=NC3=O)O[C@@H]1COP([O-])([O-])=O.[Ca+2]
Properties
C10H12CaN5O8P
Molar mass 401.285 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Calcium guanylate is a compound with formula Ca(C10H12O4N5PO4). It is the calcium salt of guanylic acid.[1] It is present in all living cells as part of RNA, and is commercially prepared from yeast extract or fish.

As a food additive, it is used as a flavor enhancer, particularly low-salt products[1] and has the E number E629.

References

  1. 1 2 "Food-Info.net : E-numbers : E629 : Calcium guanylate". www.food-info.net. Retrieved 2020-04-02.