Copper(I) thiophene-2-carboxylate
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| Names | |
|---|---|
| IUPAC name
 Copper(I) thiophene-2-carboxylate 
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| Other names
 CuTC 
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| Identifiers | |
3D model (JSmol) 
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| ChemSpider | |
| ECHA InfoCard | 100.161.358 | 
| EC Number | 
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PubChem CID 
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| UNII | |
CompTox Dashboard (EPA) 
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| Properties | |
| C5H3CuO2S | |
| Molar mass | 190.68 g·mol−1 | 
| Hazards | |
| Occupational safety and health (OHS/OSH): | |
Main hazards 
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Irritant | 
| GHS labelling: | |
 
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| Warning | |
| H315, H319, H335 | |
| P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501 | |
| NIOSH (US health exposure limits): | |
PEL (Permissible) 
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TWA 1 mg/m3 (as Cu)[2] | 
REL (Recommended) 
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TWA 1 mg/m3 (as Cu)[2] | 
IDLH (Immediate danger) 
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TWA 100 mg/m3 (as Cu)[2] | 
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). 
Infobox references 
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Copper(I) thiophene-2-carboxylate or CuTC is a coordination complex derived from copper and thiophene-2-carboxylic acid. It is used as a reagent to promote the Ullmann reaction between aryl halides.[3]

CuTC catalyzed Ullmann coupling 
References
- ^ Copper(I) thiophene-2-carboxylate at Sigma-Aldrich
 - ^ a b c NIOSH Pocket Guide to Chemical Hazards. "#0150". National Institute for Occupational Safety and Health (NIOSH).
 - ^ Shijie Zhang; Dawei Zhang; Lanny S. Liebeskind (1997). "Ambient Temperature, Ullmann-like Reductive Coupling of Aryl, Heteroaryl, and Alkenyl Halides". J. Org. Chem. 62 (8): 2312–2313. doi:10.1021/jo9700078. PMID 11671553.
 
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