1031849-56-5Relevant articles and documents
Synthesis of 4-aza analog of ramelteon: A novel tricyclic 1,6,7,8-tetrahydro-2H-cyclopenta[d]furo[2,3-b]pyridine derivative as melatonin receptor ligand
Koike, Tatsuki,Hoashi, Yasutaka,Takai, Takafumi,Uchikawa, Osamu
, p. 3009 - 3011 (2011)
The 4-aza analog of ramelteon (-)-1, a novel tricyclic 1,6,7,8-tetrahydro- 2H-cyclopenta[d]furo[2,3-b]pyridine derivative, was synthesized via the intramolecular inverse electron demand Diels-Alder reaction followed by fluoride-induced desilylation-cyclization.
TRICYCLIC COMPOUND AND MEDICAL USE THEREOF
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Page/Page column 64, (2009/09/28)
The present invention provides a compound represented by the formula wherein R1 is a hydrocarbon group optionally having substituent(s), amino optionally having substituent(s), hydroxy optionally having a substituent or a heterocyclic group optionally having substituent(s), R2 is a hydrogen atom or a hydrocarbon group optionally having substituent(s), R3 is a hydrogen atom, a halogen atom, a hydrocarbon group optionally having substituent(s), amino optionally having substituent(s), hydroxy optionally having a substituent or mercapto optionally having a substituent, Xa to Xe are each a carbon atom or a nitrogen atom, m is 0 to 2, and ring A to ring C are each a ring optionally having substituent(s), or a salt thereof, which is useful as an agent for the prophylaxis or treatment of a disease relating to an action of melatonin, and the like.