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CAS No. : | 36155-85-8 | MDL No. : | MFCD17016115 |
Formula : | C5H3ClOS | Boiling Point : | - |
Linear Structure Formula : | - | InChI Key : | BGOGYRKWKJGOHZ-UHFFFAOYSA-N |
M.W : | 146.60 | Pubchem ID : | 12284899 |
Synonyms : |
|
Signal Word: | Warning | Class: | N/A |
Precautionary Statements: | P261-P305+P351+P338 | UN#: | N/A |
Hazard Statements: | H302-H315-H319-H335 | Packing Group: | N/A |
GHS Pictogram: |
* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
53% | With tetrabutylammomium bromide; palladium diacetate; potassium carbonate; triphenylphosphine; In isopropyl alcohol; at 70℃; for 20h;Inert atmosphere; | £6L ?(RI ?5) tE6 2 (9p-oswu ?ZRN oot) WIN RT (%o6? FE) PJaA MOJJa( ajUd U SU (01) auajj AU QuatpU1SauUxaJ-oyQ3 %oc-%oE) £qdU1OwwO1qo JSU £q uot-Uogun alnSSald paonpai iapun pawauaouoo UU tOStUNSflO1p(quU laAo paup SUM IaJ(UJ otUU1Q Qw os) arnaop(a UU (jw os) OtR uaaaq pauotpnUd puU alnSSaldpaonpai iapun papmuaouoo tN iapun Srnoq o IOJ D00L U 1fl3S SUM ainjxnu uOl3oUal aj Qowm 9L0 ? oo) Eq SUM (jounu OE ?R01d1 U? w) EQy ?Qoanu810 ? too) t(vo)Pd ?Qoww 91 ? oE) (6) ap(qapJUutJ-OotdOwOlq-9 ?Qoanu 091 ? tLi (5) ptcrn otuOlOqQi(utAp(-xajopi(o-j-() jo ainpctw PW1flJUS UO1U UU oi :1 dais(Rd ?m) 0IU9EI ?(Rd ?w) SdI-tSI ?(RI ?w) 9I9 ?(RI ?ZR 91=1 ?P) td9 ?(RI ?ZR 091 ?89=f ?PP) 98L ?(RI ?ZR T8=1 ?P) 69L ?(RI ?ZR T8=1 ?P) ILL ?(RI ?ZR 9L=f ?1) Step 1: Coupling of <strong>[57002-01-4](E)-(2-cyclohexylvinyl)boronic acid</strong> with 5-chlorothiophene-3-carbaldehyde in the presence of tetrabutylamonium bromide (1.2 g, 3.72 mmol) following the method used in Example 3 gave after flash chromatography purification (10%-50% EtOAc-hexanes gradient) (E)-5-(2-cyclohexylvinyl)thiophene-3-carbaldehyde as a yellow oil. Yield (0.4 g, 53%); 1H NMR (400 MHz, DMSO-d6) delta 9.77 (s, 1H), 8.38 (s, 1H), 7.29 (s, 1H), 6.55 (d, J=8.0 Hz, 1H), 6.13 (dd, J=16.4, 6.8 Hz, 1H), 2.08-2.02 (m, 1H), 1.80-1.58 (m, 5H), 1.38-1.08 (m, 5H). |
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