Calcium hydrosulfide

Calcium hydrosulfide
	Ca(SH)2
Names
	IUPAC name Calcium hydrosulfide
	Other names Calcium hydrogensulfide; Calcium hydrogen sulfide
Identifiers
CAS Number	15512-36-4https://haz-map.com/Agents/1592;
3D model (JSmol)	Interactive image;
ChemSpider	10737549;
EC Number	235-209-8;
PubChem CID	12906350;
CompTox Dashboard (EPA)	DTXSID90923779 ;
	InChI InChI=1S/Ca.2H2S/h;2*1H2/q+2;;/p-2 Key: YAECNLICDQSIKA-UHFFFAOYSA-L;
	SMILES [SH-].[SH-].[Ca+2];
Properties
Chemical formula	Ca(SH)2
Molar mass	105.922383 g/mol
Related compounds
Other anions	Calcium hydroxide; Calcium polysulfide
Other cations	Ammonium hydrosulfide; Sodium hydrosulfide
Related compounds	Calcium sulfide
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Calcium hydrosulfide is the chemical compound with the formula Ca(HS)
₂ or CaH
₂S
₂.^[1] It is formed from the reaction of calcium hydroxide or calcium carbonate with hydrogen sulfide:^[2]

Ca(OH)₂ + 2 H₂S → Ca(HS)₂ + 2 H₂O

CaCO₃ + 2 H₂S → Ca(HS)₂ + H₂O + CO₂

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[2]

Calcium hydrosulfide

References

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Names
Ca(SH)₂
IUPAC name Calcium hydrosulfide
Other names Calcium hydrogensulfide Calcium hydrogen sulfide
Identifiers
CAS Number	15512-36-4https://haz-map.com/Agents/1592
3D model (JSmol)	Interactive image
ChemSpider	10737549
EC Number	235-209-8
PubChem CID	12906350
CompTox Dashboard (EPA)	DTXSID90923779
InChI InChI=1S/Ca.2H2S/h;2*1H2/q+2;;/p-2 Key: YAECNLICDQSIKA-UHFFFAOYSA-L
SMILES [SH-].[SH-].[Ca+2]
Properties
Chemical formula	Ca(SH)₂
Molar mass	105.922383 g/mol
Related compounds
Other anions	Calcium hydroxide Calcium polysulfide
Other cations	Ammonium hydrosulfide Sodium hydrosulfide
Related compounds	Calcium sulfide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references