Examples of 'thiophene ring' in a sentence
Meaning of "thiophene ring"
Thiophene ring: a ring composed of four carbon atoms and one sulfur atom, commonly found in organic compounds such as pharmaceutical drugs and materials for organic electronics
How to use "thiophene ring" in a sentence
Basic
Advanced
thiophene ring
Articaine contains thiophene ring instead of benzene ring.
X may also be represented by a thiophene ring.
The thiophene ring can be substituted by a lower alkyl group or a halogen atom.
A thienodiazepine is a heterocyclic compound containing a diazepine ring fused to a thiophene ring.
Substituents placed on the heteroaromatic thiophene ring can affect the resulting conducting polymer.
The ligand contains a hydroxyquinoline moiety linked with a thiophene ring.
The foregoing compounds do not have a thiophene ring as part of the tricyclic ring system.
This behavior is interpreted in terms of the electron donor properties of the thiophene ring.
The thiophene ring may also be optionally substituted as indicated by the A substituent.
Even more preferred are compounds in wherein this thiophene ring is unsubstituted.
Sulfur atom . Etizolam contains a thiophene ring fused to a diazepine ring, which is a seven member ring.
Thienobenzodiazepine is a heterocyclic compound containing a diazepine ring fused to a thiophene ring and a benzene ring.
An example of a substituted thiophene ring is a halo ( e.g. bromo ) substituent thiophene ring.
Preferred are compounds wherein A denotes a thiophene ring.
A compound according to claim 5 wherein R is a thiophene ring substituted in the ring by halo.
See also
A is more preferably a benzene ring, pyridine ring, pyrimidine ring or thiophene ring.
There can be preferably used a benzene ring, a thiophene ring or a furan ring.
The heterocyclic rings are more preferably pyridine ring, pyrimidine ring and thiophene ring.
This reduction is highly selective and leaves the 4-bromine of the thiophene ring unaffected.
The compound according to claim 3, wherein Y ring is a furan ring or a thiophene ring.
In some embodiments, E is a thiophene ring.
Further to this, the heteroaryl ring is an optionally substituted thiazolyl, pyridyl, or thiophene ring.
Preferably, it is a pyridine, pyrazine or thiophene ring.
A compound of claim 2 wherein at least one of said A and B units comprises a thiophene ring.
Thus, photocyclization occurs exclusively to the thiophene ring.
Or in another embodiment, the compound in which Ring A is a thiophene ring.
The phosphonic diester derivative according to claim 2 wherein A is a thiophene ring.
A compound according to claim 12 which is O 6-thenylguanine having substitution in the thiophene ring by halo.
When Y is a 6 - membered ring, Q is preferably a benzene or thiophene ring.
You'll also be interested in:
Examples of using Ring
Show more
And place a ring upon her hand
Ring tones will not hold up in court
I had to go into the ring to finish it myself
