Copper(I)-thiophene-2-carboxylate

Copper(I)-thiophene-2-carboxylate

Names
IUPAC name Copper(I) thiophene-2-carboxylate
Other names CuTC
Identifiers
CAS Number	68986-76-5 Y
3D model (JSmol)	Interactive image Interactive image
ChemSpider	9369899 Y
ECHA InfoCard	100.161.358
PubChem CID	11194830
InChI InChI=1S/C5H4O2S.Cu/c6-5(7)4-2-1-3-8-4;/h1-3H,(H,6,7);/q;+1/p-1 Y Key: SFJMFSWCBVEHBA-UHFFFAOYSA-M Y InChI=1/C5H4O2S.Cu/c6-5(7)4-2-1-3-8-4;/h1-3H,(H,6,7);/q;+1/p-1 Key: SFJMFSWCBVEHBA-REWHXWOFAY
SMILES O=C([O-])C1=CC=CS1.[Cu+] [Cu+].[O-]C(=O)c1sccc1
Properties
Chemical formula	C5H3CuO2S
Molar mass	190.68 g·mol−1
Hazards
Main hazards	Irritant (Xi)
R-phrases (outdated)	R36/37/38
S-phrases (outdated)	S26
US health exposure limits (NIOSH):
PEL (Permissible)	TWA 1 mg/m3 (as Cu)
REL (Recommended)	TWA 1 mg/m3 (as Cu)
IDLH (Immediate danger)	TWA 100 mg/m3 (as Cu)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Y  (what is YN ?)
Infobox references

Copper(I)-thiophene-2-carboxylate or CuTC is a thiophene and a reagent in organic chemistry that especially promotes the Ullmann reaction between aryl halides.