6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one synthesis

2synthesis methods

Product Name:6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one
CAS Number:6492-68-8
Molecular formula:C16H6Cl2O2S2
Molecular Weight:365.25

(a)chloride in nitrobenzene cold C.I. Vat Red 41?(C.I. 73300), and heating the resulting intermediate product; (b) will be in boiling nitrobenzene?2-(3-Chlorophenylthio)acetic acid loop and oxidation (BP 6490/07, US 848354).

2234-16-4
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6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one

6492-68-8
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Yield:6492-68-8 62%

Reaction Conditions:

with diethoxydisulfane;sodium t-butanolate in N,N-dimethyl-formamide;Heating;

References:

Hoepping, Alexander;Mayer, Roland [Phosphorus, Sulfur and Silicon and the Related Elements,1995,vol. 107,# 1-.4,p. 285 - 288]

52038-75-2 Synthesis

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6492-68-8
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References

6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one Related Search:

sodium 2-[3-(4-sulfonato-o-tolyliminio)-6-o-toluidino-3H-xanthen-9-yl]benzoate