Aluminum citrate

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Structural formula
Aluminum citrate V1.svg
General
Surname Aluminum citrate
other names

Aluminum-hydroxy-1,2,3-propane tricarboxylic acid

Molecular formula C 6 H 5 AlO 7
Brief description

colorless solid

External identifiers / databases
CAS number
  • 31142-56-0 (anhydrous)
  • 93355-14-7 (dimer)
EC number 250-484-4
ECHA InfoCard 100,045,881
PubChem 91599
Wikidata Q18213342
properties
Molar mass 216.08 g · mol -1 (anhydrous)
Physical state

firmly

density

1.5 g cm −3

solubility

slowly soluble in cold water

safety instructions
GHS hazard labeling
no classification available
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Aluminum citrate is a chemical compound that is the aluminum salt of citric acid .

presentation

The compound dimer is formed when citric acid is added to a hot solution of aluminum hydroxide .

use

Aluminum citrate can be used as a crosslinker for many polymers in the oil industry. It is also used as an antiperspirant .

safety instructions

A 1996 study showed that administration of aluminum citrate resulted in 50 times as much aluminum entering the body as aluminum hydroxide .

Individual evidence

  1. a b c Guidechem , last accessed on October 7, 2014.
  2. a b Lohmann Chemicals ( Memento of the original from October 12, 2014 in the Internet Archive ) Info: The archive link was automatically inserted and not yet checked. Please check the original and archive link according to the instructions and then remove this notice. , last accessed October 7, 2014.  @1@ 2Template: Webachiv / IABot / www.lohmann-chemischem.de
  3. cir-safety.org: On the Safety Assessment of Citric Acid, Inorganic Citrate Salts, and Alkyl Citrate Esters as Used in Cosmetics Cosmetic Ingredient Review, March 27, 2012, accessed on January 23, 2015.
  4. ^ Dale L. Perry: Handbook of Inorganic Compounds, Second Edition . CRC Press, 2011, ISBN 978-1-4398-1462-8 , pp. 5 ( limited preview in Google Book search).
  5. This substance has either not yet been classified with regard to its hazardousness or a reliable and citable source has not yet been found.
  6. Jane E. Macintyre: Dictionary of Inorganic Compounds, Supplement 4 . CRC Press, 1996, ISBN 978-0-412-75020-5 , pp. 26 ( limited preview in Google Book search).
  7. ^ Johannes Fink: Oil Field Chemicals . Gulf Professional Publishing, 2003, ISBN 978-0-08-049757-0 , pp. 116 ( limited preview in Google Book search).
  8. ^ GA Stahl, DN Schulz: Water-Soluble Polymers for Petroleum Recovery . Springer Science & Business Media, 1988, ISBN 978-0-306-42915-6 , pp. 303 ( limited preview in Google Book search).
  9. Marina Bährle-Rapp: Springer Lexicon Cosmetics and Body Care - Marina Bährle-Rapp . Springer-Verlag, 2012, ISBN 978-3-642-24688-3 , p. 27 ( limited preview in Google Book search).
  10. ND Priest, RJ Talbot, JG Austin, JP Day, SJ King, K. Fifield, RG Cresswell: The bioavailability of 26 Al-labeled aluminum citrate and aluminum hydroxide in volunteers . In: BioMetals . tape 9 , no. 3 , July 1996, p. 221-228 , doi : 10.1007 / BF00817919 .