N-Methyl-2-thiazolidinethione

N-Methyl-2-thiazolidinethione is the organosulfur compound with the formula C₂H₄S(NCH₃)CS. It is classified as a heterocycle called a thiazolidine. It is a colorless or off-white solid. It has gained attention as a proposed low toxicity replacement for ethylenethioureas, which are used as accelerators for the vulcanization of chloroprene rubbers.[1] The compound is prepared by reaction of N-methylethanolamine and carbon disulfide.

N-Methyl-2-thiazolidinethione

Names
IUPAC name 3-Methyl-1,3-thiazolidine-2-thione
Other names MTT, MTT 80, N-Methyl-2-thiazolidinethione
Identifiers
CAS Number	1908-87-8^Y
3D model (JSmol)	Interactive image
ChemSpider	67276
ECHA InfoCard	100.016.014
EC Number	217-614-1
PubChem CID	74703
UNII	LIX65700J1^Y
CompTox Dashboard (EPA)	DTXSID0062054
InChI InChI=1S/C4H7NS2/c1-5-2-3-7-4(5)6/h2-3H2,1H3 Key: RGTLAJIDOSPEDH-UHFFFAOYSA-N
SMILES CN1CCSC1=S
Properties
Chemical formula	C4H7NS2
Molar mass	133.23 g·mol^−1
Appearance	White solid
Melting point	68–69 °C (154–156 °F; 341–342 K)
Hazards
GHS pictograms
GHS Signal word	Warning
GHS hazard statements	H302
GHS precautionary statements	P264, P270, P301+312, P330, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

See also

• Mercaptobenzothiazole - a structurally similar, but aromatic, vulcanization accelerator

References

1. Rüdiger Schubart (2000). "Dithiocarbamic Acid and Derivatives". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. doi:10.1002/14356007.a09_001.