Ammonium hydrosulfide

Ammonium hydrosulfide
Names
IUPAC name
ammonium hydrosulfide
Other names
ammonium bisulfide
ammonium hydrogen sulfide
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.031.974 Edit this at Wikidata
EC Number
  • 235-184-3
RTECS number
  • BS4900000
UNII
UN number 2683
  • InChI=1S/H3N.H2S/h1H3;1H2 checkY
    Key: HIVLDXAAFGCOFU-UHFFFAOYSA-N checkY
  • InChI=1/H3N.H2S/h1H3;1H2
    Key: HIVLDXAAFGCOFU-UHFFFAOYAU
  • [SH-].[NH4+]
Properties
[NH4]SH
Molar mass 51.111 g/mol
Appearance Yellow-orange fuming liquid (in solution). White rhombic crystals (anhydrous).[1]
Density 1.17 g/cm3[1][2]
Boiling point 56.6 °C (133.9 °F; 329.8 K)
Miscible
Solubility soluble in alcohol, liquid ammonia, liquid hydrogen sulfide; insoluble in benzene, hexane and ether
1.74
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
Toxic
GHS labelling:
GHS05: CorrosiveGHS09: Environmental hazard
Danger
H314, H400.
P260, P264, P273, P280, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P363, P391, P405, P501
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 3: Short exposure could cause serious temporary or residual injury. E.g. chlorine gasFlammability 3: Liquids and solids that can be ignited under almost all ambient temperature conditions. Flash point between 23 and 38 °C (73 and 100 °F). E.g. gasolineInstability (yellow): no hazard codeSpecial hazards (white): no code
3
3
Lethal dose or concentration (LD, LC):
168 mg/kg (rat, oral)[3]
Related compounds
Other anions
Ammonia solution
Other cations
Sodium hydrosulfide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Ammonium hydrosulfide is the chemical compound with the formula [NH4]SH.

  1. ^ a b Lide, David R., ed. (1990). "Physical Constants of Inorganic Compounds". CRC Handbook of Chemistry and Physics (71st ed.). CRC Press, inc. p. 4-45.
  2. ^ Pradyot Patnaik. Handbook of Inorganic Chemicals. McGraw-Hill, 2002, ISBN 0-07-049439-8
  3. ^ Record of ammonium hydrosulfide in the GESTIS Substance Database of the Institute for Occupational Safety and Health, accessed on October 22, 2010.

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