Ring A represents an aromatic ring.
The molecular structure of the initiator comprises an aromatic ring, a carboxyl group connected onto the aromatic ring, and a substituent group connected onto the aromatic ring.
At least one of these chelate ligands comprises an aromatic or fused aromatic ring(s).
The aromatic ring is not limited to a thiophene ring and may be any ring.
Fibrinogen receptor antagonists having the structure X-Y-Z-A-B and pharmaceutically acceptable salts, wherein X is a 5, 6 or 7 membered aromatic or nonaromatic ring, and Y is a 5 or 6 membered aromatic ring, e.g., formula (I).
Ring B represents a single or double aromatic or alicyclic ring.
The first compound has an aromatic core and two to four identical end capping groups attached to the aromatic core.
The compounds have a dioxy group on an aromatic nucleus which is cleaved in vivo to release compounds with two adjacent hydroxy groups on the aromatic nucleus.
The composition comprises: a urethane (meth)acrylate compound that has a specific structure containing both a sulfur atom and an aromatic ring; and a monofunctional (meth)acrylate that has a specific structure containing an aromatic ring.
The polyisocyanate component (A) contains a polyisocyanate (A1) having no aromatic ring.
In general formulae (2-1) and (2-2), D is an aromatic ring.
The aromatic compounds used in the present invention comprise at least one aromatic ring.
The present invention provides a method for preventing the reduction of at least one halogen substituted aromatic ring of an aromatic compound, while allowing the reduction of at least one functional group on the aromatic compound.
The polyurethane polymer is a reaction product of (i) a polyester polyol that contains an aromatic nucleus and has at least two isocyanate groups bonded non-conjugatively to the aromatic nucleus, and (ii) a polyisocyanate.
In this connection, R3 and R4 may combine together to form an aromatic ring.)
In addition, it is preferable that the epoxy compound does not have an aromatic ring in each molecule.
The ligands comprise an aromatic ring containing hydrophobic portion and a metal ion carrier portion.
The invention relates to build-up agents which comprise a condensation product among an aldehyde, a phenol compound and an aromatic carboxylic acid, hydroxy-substituted on the aromatic nucleus.
At least two among R1-R5 may bond to each other and form a ring with carbon atoms constituting an aromatic ring.
At least one of the two or more aromatic rings is a naphthalene ring, and the bond connecting the naphthalene ring with another aromatic ring has a rotational degree of freedom.
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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