C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/472.3, 260/5
C07C 323/62 (2006.01) C07C 69/738 (2006.01) C07C 239/12 (2006.01) C07C 251/40 (2006.01) C07C 251/48 (2006.01) C07C 259/06 (2006.01) C07C 259/10 (2006.01) C07C 323/22 (2006.01) C07C 323/52 (2006.01) C07C 323/57 (2006.01)
Patent
CA 2024971
ABSTRACT OF THE DISCLOSURE A naphthalene derivative having the formula (I): Image (I) wherein R1 represents a hydrogen atom, a C1-C5 alkyl group or a non-toxic salt moiety; R2 and R3 independently represent a hydrogen atom or -OR4 where R4 represents a hydrogen atom or a C1-C3 alkyl group; A represents a group: Image or Image [where X1 and x2 represents an oxygen atom or N-OR5 (where R5 represents a hydrogen atom or a C-1-C3 alkyl group)], a group: Image [where Y1 and Y2 independently an oxygen atom or a group N-OR5 (where R6 represents a hydrogen atom or a C1-C3 alkyl group)], or a group: Image (where n is 0 or 1); and B represents -(CH2)m- wherein m is an integer of 1 to 8, -(CH2)m1 -O-(CH2)m2 - wherein m1 and m2 are independently 1 or 2, or Image wherein m3 is 0 or 1.
Hazato Atsuo
Kato Yoshinori
Takeyasu Takumi
Tomimori Koji
Mcfadden Fincham
Teijin Limited
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