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In contrast to 2-Bromothiophene, A11959 which requires a copper catalyst, reaction with a variety of thiols, including Thiophene-2-thiol, B22642 to give 2,2'-dithienyl sulfide, proceeds in high yield in the absence of catalyst, base or solvent: Tetrahedron Lett., 36, 8439 (1995)./n
Hazard Statements: H227-H302-H312-H315-H317-H318-H332-H335
Combustible liquid. Harmful if swallowed. Harmful in contact with skin. Causes skin irritation. May cause an allergic skin reaction. Causes serious eye damage. Harmful if inhaled. May cause respiratory irritation.
Precautionary Statements: P210-P235-P261-P264b-P270-P271-P272-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P310-P312-P330-P333+P313-P362-P370+P378q-P501c
Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Keep cool. Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Contaminated work clothing should not be allowed out of the workplace. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor/physician. Rinse mouth. If skin irritation or rash occurs: Get medical advice/attention. Take off contaminated clothing and wash before reuse. In case of fire: Use CO2, dry chemical, or foam Dispose of contents/ container to an approved waste disposal plant