Global Patent Index - EP 1317438 A1

EP 1317438 A1 2003-06-11 - CHROMANONE DERIVATIVES

Title (en)

CHROMANONE DERIVATIVES

Title (de)

CHROMANONDERIVATE

Title (fr)

DERIVES DE CHROMANONE

Publication

EP 1317438 A1 (DE)

Application

EP 01962976 A

Priority

  • DE 10044091 A
  • EP 0109900 W

Abstract (en)

[origin: WO0220507A1] The invention relates to chromanone derivatives of formula (I) wherein R<1> to R<4> respectively and independently represent H, A, CH, Hal, OR<5>, COOR<5>, CH<3>, OCF<3>, NO<2>, Ar, Oar, N(R<5>)2 or CON(R<5>)2; R<5> represents H or A, A represents an alkyl comprising 1 to 6 C atoms; Ar represents an unsubstituted phenyl or a phenyl substituted by A, OR<5>, Cn Hal, CF3, OCF3, NO2 or N(R<5>)2; and Hal represents F, Cl, Br or I. The invention also relates to the salts thereof. Said derivatives and salts are suitable as intermediate products in the synthesis of pharmaceuticals.

IPC 1-7 (main, further and additional classification)

C07D 311/22

IPC 8 full level (invention and additional information)

C07D 311/22 (2006.01); C07D 311/58 (2006.01); C07D 405/12 (2006.01)

CPC (invention and additional information)

C07D 311/22 (2013.01); Y02P 20/55 (2015.11)

Citation (search report)

See references of WO 0220507A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

EPO simple patent family

WO 0220507 A1 20020314; AR 030625 A1 20030827; AU 8403901 A 20020322; BR 0113584 A 20030715; CA 2421287 A1 20030305; CN 1249044 C 20060405; CN 1451001 A 20031022; DE 10044091 A1 20020404; EP 1317438 A1 20030611; HU 0302065 A2 20030929; HU 0302065 A3 20050728; JP 2004508363 A 20040318; KR 20030040402 A 20030522; NO 20031034 A 20030306; NO 20031034 D0 20030306; PL 362761 A1 20041102; RU 2273638 C2 20060410; SK 3332003 A3 20030701; UA 75892 C2 20030616; US 2004092579 A1 20040513; US 6812353 B2 20041102; ZA 200302632 B 20040902

INPADOC legal status


2007-02-28 [18R] REFUSED

- Effective date: 20061016

2003-10-29 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20030915

2003-06-11 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20021228

2003-06-11 [AK] DESIGNATED CONTRACTING STATES:

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

2003-06-11 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Countries: AL LT LV MK RO SI