Product Name

  • Name

    Hexaammonium molybdate

  • EINECS 234-722-4
  • CAS No. 12027-67-7
  • Density 2.498 g/cm3
  • Solubility soluble in water
  • Melting Point 190 °C
  • Formula (NH4)6.Mo7O24
  • Boiling Point
  • Molecular Weight 588.04
  • Flash Point
  • Transport Information UN 3264
  • Appearance colourless to light green crystalline solid
  • Safety 26-36
  • Risk Codes 22-36/38-52/53-36/37/38
  • Molecular Structure Molecular Structure of 12027-67-7 (Hexaammonium molybdate)
  • Hazard Symbols IrritantXi
  • Synonyms Ammoniummolybdate(VI) ((NH4)6Mo7O24) (6CI);Molybdate (Mo7O246-), hexaammonium (9CI);Molybdic acid (H6Mo7O24), hexaammonium salt (8CI);Ammonium heptamolybdate;Ammonium heptamolybdate ((NH4)6Mo7O24);Ammonium molybdate((NH4)6Mo7O24);Ammonium paramolybdate;Ammonium paramolybdate ((NH4)6Mo7O24);Hexaammonium heptamolybdate;Hexaammonium tetracosaoxoheptamolybdate;Hexaammonium tetracosaoxoheptamolybdate(6-);PM 20;TF 2000;
  • PSA 240.78000
  • LogP 0.83160

Hexaammonium molybdate Consensus Reports

Reported in EPA TSCA Inventory.

Hexaammonium molybdate Specification

The IUPAC name of Ammonium heptamolybdate is azane; dihydroxy(dioxo)molybdenum; trioxomolybdenum. With the CAS registry number 12027-67-7, it is also named as Hexammonium heptamolybdat. The product's categories are Industrial / Fine Chemicals; Inorganics; Chemistry; AAS; AAS CRMsAlphabetic; AASSpectroscopy; Application CRMs; ICP CRMsAlphabetic; ICP-OES/-MS; ICPSpectroscopy; METI - MZ; Spectroscopy. It is colourless to light green crystalline solid which is toxic and stable under normal temperature and pressure. When heated to decomposition it emits toxic vapors of Mo and NH3. Additioanlly, this chemical should be sealed in the container and stored in the ventilate, cool and dry place.

The other characteristics of this product can be summarized as: (1)H-Bond Donor: 12; (2)H-Bond Acceptor: 30; (3)Rotatable Bond Count: 0; (4)Exact Mass: 1167.42584; (5)MonoIsotopic Mass: 1177.42205; (6)Topological Polar Surface Area: 435 ; (7)Heavy Atom Count: 37; (8)Formal Charge: 0; (9)Complexity: 143; (10)Isotope Atom Count: 0; (11)Defined Atom StereoCenter Count: 0 ; (12)Covalently-Bonded Unit Count: 13.

Preparation of Ammonium heptamolybdate: It can be obtained by dissolving molybdenum trioxide in an excess of aqueous ammonia and evaporating the solution at room temperature. While the solution evaporates, the excess of ammonia escapes.

Uses of Ammonium heptamolybdate: It is used in the production of molybdenum metal, ceramics, dehydrogenation and desulphurisation catalysts. It is also used as an analytical reagent to measure the amount of phosphates, silicates, arsenates and lead in aqueous solution. In addition, this chemical is used in the fixing of metals, in electroplating and in fertilizers for crops.

When you are using this chemical, please be cautious about it as the following:
It is not only harmful if swallowed, but also irritating to eyes, respiratory system and skin. It is also harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you want to contact this product, you must wear suitable protective clothing.

People can use the following data to convert to the molecule structure.
1. Canonical SMILES: N.N.N.N.N.N.O[Mo](=O)(=O)O.O[Mo](=O)(=O)O.O[Mo](=O)(=O)O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O
2. InChI: InChI=1S/7Mo.6H3N.6H2O.18O/h;;;;;;;6*1H3;6*1H2;;;;;;;;;;;;;;;;;;/q;;;;3*+2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/p-6
3. InChIKey: PTPRBYUXSYJORU-UHFFFAOYSA-H

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View