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CAS No 13573-16-5 , azanium Search by region : Germany

  • Name: azanium
  • Synonyms: azane;ammonium chromium(3+) thiocyanate ammoniate(1:1:4:2); EINECS 237-003-3;tetrathiocyanate;chromium(3+); AR-1H7153; AC1L4MA6; AR-1H7154;azanium;
  • CAS Registry Number:
  • Melting Point: 270 ºC
  • Density: g/cm3
  • Safety Statements: R20/21/22;R32;R36/37/38
  • Hazard Symbols: Xn: Harmful;
  • EINECS: 237-003-3
  • Molecular Weight: 336.4252
  • InchiKey: ZGLIQORZYPZFPW-UHFFFAOYSA-K
  • InChI: InChI=1S/4CHNS.Cr.3H3N/c4*2-1-3;;;;/h4*3H;;3*1H3/q;;;;+3;;;/p-3
  • Risk Statements: S22;S26;S36/37/39
  • Molecular Formula: C4H10CrN7S4
  • Molecular Structure:CAS No:13573-16-5 azanium

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References of azanium
Title: Reinecke Salt
CAS Registry Number: 13573-16-5
CAS Name: Ammonium diamminetetrakis(thiocyanato-N)chromate(1-)
Synonyms: ammonium reineckate; ammonium tetrathiocyanodiammonochromate
Molecular Formula: C4H10CrN7S4
Molecular Weight: 336.43
Percent Composition: C 14.28%, H 3.00%, Cr 15.46%, N 29.14%, S 38.12%
Line Formula: NH4[Cr(NH3)2(SCN)4]
Literature References: Exists as monohydrate; made by fusing ammonium thiocyanate with ammonium dichromate. Prepn: Dakin, Org. Synth. coll. vol. II, 555 (1943).
 
Derivative Type: Monohydrate
Properties: Dark red crystals or red cryst powder. Sparingly sol in cold water; sol in hot water, alcohol. Dec in aq soln with formation of a blue color and free HCN; dec occurs in about 2 weeks at room temp, rapidly above 65°. A similar decompn takes place in boiling alcohol.
 
NOTE: The K-salt is also known as Reinecke salt.
Use: Precipitant for primary and secondary amines, proline, hydroxyproline, and certain amino acids; also a reagent for mercury with which it gives a red color or precipitate.