Antirheumatic agent containing as an active ingredient a compound resented by the following general formula (II):
1
{where W is a group represented by the general formula:
2
[where R
1
is a lower alkyl group having 1-4 carbon atoms; R
2
is a lower alkyl group having 1-4 carbon atoms or a trifluoromethyl group; R
3
is a hydrogen atom, a lower alkyl group having 1-4 carbon atoms or a trifluoromethyl group; R
4
is a hydrogen atom or a lower alkyl group having 1-4 carbon atoms: R
5
is a group represented by the general formula COOR
6
(where R
6
is a hydrogen atom or a lower alkyl group having 1-4 carbon atoms) or a group represented by the formula SO
3
H; and n is an integer of 1-4) or the general formula:
3
{where R7 is a lower alkyl group having 1-4 carbon atoms; R
8
is a hydrogen atom or a lower alkyl group having 1-4 carbon atoms; R
9
is a group represented by the general formula COOR
10
(where R
10
is a hydrogen atom or a lower alkyl group having 1-4 carbon atoms) or a group represented by the formula SO
3
H; and m is an integer of 1-4], or the general formula:
4
[where R
11
is a hydrogen atom or a lower alkyl group having 1-4 carbon atoms; R
12
is a hydrogen atom or a lower alkyl group having 1-4 carbon atoms; R
13
is a group represent by the general formula COOR
14
(where R
14
is a hydrogen atom or a lower alkyl group having 1-4 carbon atoms) or a group represented by the formula SO
3
H; and l is an integer of 1 4], or the general formula:
5
[where R
15
is a hydrogen atom or a lower alkyl group having 1-4 carbon atoms; R
16
is a hydrogen atom or a lower alkyl group having 1-4 carbon atoms; and k is an integer of 2 or 3]}. All compounds represented by the general formula (II) 5 are novel except in the case where k is 2.
抗风湿药物的活性成分是一种由以下通式(II)表示的化合物:1{其中W是由通式2表示的基团[其中R1是具有1-4个碳原子的低碳基基团;R2是具有1-4个碳原子的低碳基基团或三
氟甲基基团;R3是氢原子,具有1-4个碳原子的低碳基基团或三
氟甲基基团;R4是氢原子或具有1-4个碳原子的低碳基基团:R5是由通式COOR6(其中R6是氢原子或具有1-4个碳原子的低碳基基团)表示的基团或由式SO3H表示的基团;n是1-4的整数]或通式3{其中R7是具有1-4个碳原子的低碳基基团;R8是氢原子或具有1-4个碳原子的低碳基基团;R9是由通式COOR10(其中R10是氢原子或具有1-4个碳原子的低碳基基团)表示的基团或由式SO3H表示的基团;m是1-4的整数],或通式4[其中R11是氢原子或具有1-4个碳原子的低碳基基团;R12是氢原子或具有1-4个碳原子的低碳基基团;R13是由通式COOR14(其中R14是氢原子或具有1-4个碳原子的低碳基基团)表示的基团或由式SO3H表示的基团;l是1-4的整数],或通式5[其中R15是氢原子或具有1-4个碳原子的低碳基基团;R16是氢原子或具有1-4个碳原子的低碳基基团;k是2或3的整数]}。除k为2的情况外,由通式(II)5表示的所有化合物均为新颖的。