Boron monohydride

Boron monohydride
Names
	IUPAC name λ1-borane
Identifiers
CAS Number	BH: 13766-26-2;
3D model (JSmol)	BH: Interactive image; DB: Interactive image; TB: Interactive image;
ChEBI	BH: CHEBI:38983;
ChemSpider	BH: 4910333;
Gmelin Reference	33
PubChem CID	BH: 6397184; DB: 11094539; TB: 58594784;
	InChI InChI=1S/BH/h1H Key: UWBOAQKPEXKXSU-UHFFFAOYSA-N; DB: InChI=1S/BH/h1H/i1D Key: UWBOAQKPEXKXSU-MICDWDOJSA-N; TB: InChI=1S/BH/h1H/i1T Key: UWBOAQKPEXKXSU-CNRUNOGKSA-N;
	SMILES BH: [BH]; DB: [2H][B]; TB: [3H][B];
Properties
Chemical formula	BH
Molar mass	11.82 g·mol−1
Thermochemistry
Std molar; entropy (S⦵298)	172
Std enthalpy of; formation (ΔfH⦵298)	442.7
Gibbs free energy (ΔfG⦵)	412.7
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Borane(1), boron monohydride, hydridoboron or borylene is the molecule with the formula BH. It exists as a gas but rapidly degrades when condensed. By contrast, the cluster B₁₂H₁₂^2- (dodecaborate), which has very similar empirical formula, forms robust salts.

Names

IUPAC name λ¹-borane
Identifiers
CAS Number	BH: 13766-26-2
3D model (JSmol)	BH: Interactive image DB: Interactive image TB: Interactive image
ChEBI	BH: CHEBI:38983
ChemSpider	BH: 4910333
Gmelin Reference	33
PubChem CID	BH: 6397184 DB: 11094539 TB: 58594784
InChI InChI=1S/BH/h1H Key: UWBOAQKPEXKXSU-UHFFFAOYSA-N DB: InChI=1S/BH/h1H/i1D Key: UWBOAQKPEXKXSU-MICDWDOJSA-N TB: InChI=1S/BH/h1H/i1T Key: UWBOAQKPEXKXSU-CNRUNOGKSA-N
SMILES BH: [BH] DB: [2H][B] TB: [3H][B]
Properties
Chemical formula	BH
Molar mass	11.82 g·mol⁻¹
Thermochemistry
Std molar entropy (S^⦵₂₉₈)	172
Std enthalpy of formation (Δ_fH^⦵₂₉₈)	442.7
Gibbs free energy (Δ_fG^⦵)	412.7
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references