Carbon disulfide

Molecule

IUPAC name: Methanedithione
Secondary names: Carbon sulfide, Carbon bisulfide, Carbon disulphide, Carbon sulphide, Carbon bisulphide, CS2
InChI: InChI=1S/CS2/c2-1-3
InChI key: QGJOPFRUJISHPQ-UHFFFAOYSA-N
CAS number: 75-15-0
Comments: natural $CS_2$

	Atom	Name	Number
	$C$	Carbon	1
	$S$	Sulfur	2

Relations

Molecule symmetry

Dinfh

Case

linear-triatomic

Vibrations number

3

Vibrations

Label	Mode	Bond	Symmetry	Degeneracy	Fundamental frequency	Observed frequency	Activity IR	Activity Raman	Strength	Comments
V1	stretching sym.	$CS_2$	$\Sigma+$	no	658.0		inactive	active	ia	Raman: 657.98 $cm^{-1}$
V2	bending	$CS_2$	$\Pi$	no	397.0	396.8	active	inactive
V3	stretching asym.	$CS_2$	$\Sigma+$	no	1535.0	1535.35	active	inactive

Comments

Vibrations of the main isotope:

^{12} C^{32} S_{2}

$^{12}C^{32}S_2$ . Data from NIST Chemistry WebBook

Publications

Chemical bonds

	Bond	Number
	$=C=S$	2