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7774-74-5 - Thiophene-2-thiol, contains dimer, 97% as monomer - 2-Mercaptothiophene - 2-Thienyl mercaptan - B22642 - Alfa Aesar

B22642 Thiophene-2-thiol, contains dimer, 97% as monomer

CAS-Nummer
7774-74-5
Synonyme
2-Mercaptothiophene
2-Thienyl mercaptan

Größe Preis ($) Menge Verfügbarkeit
1g 29,30
5g 81,00
25g 312,00
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Thiophene-2-thiol, contains dimer, 97% as monomer

MDL
MFCD00051666
EINECS
231-881-1

Chemische Eigenschaften

Formel
C4H4S2
Molmasse
116.20
Siedepunkt
62-65°/12mm
Flammpunkt
66°(151°F)
Dichte
1.247
Brechungsindex
1.6170
Sensitivität
Air & Light Sensitive

Literaturverweise

The nature of the unusual reversible dimerization reaction which occurs on standing has been studied: J. Org. Chem., 54, 3224 (1989); Doklady Akad. Nauk., 305, 624 (1989):

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Reaction with 2-bromothiophene in the presence of a Cu catalyst and KOH in DMF gives 2,2'-dithienyl sulfide: Org. Synth. Coll., 6, 558 (1988); with 2-iodothiophene, the product is obtained in high yield in the absence of catalyst, base or solvent: Tetrahedron Lett., 36, 8439 (1995).

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Review of thiophenethiols: Russ. Chem. Rev., 60, 1309 (1991).

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GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H227-H302-H312-H332

Combustible liquid. Harmful if swallowed. Harmful in contact with skin. Harmful if inhaled.

Sicherheitshinweise: P210u-P261-P280-P264-P270-P304+P340-P301+P312a-P321-P403+P235-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. Do not eat, drink or smoke when using this product. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF SWALLOWED: Specific treatment (see label). Store in a well-ventilated place. Keep cool. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
104650
Gefahrenklasse
9
Harmonized Tariff Code
2934.99
TSCA
No

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