申请人:ADISSEO FRANCE S.A.S.
公开号:US20200283387A1
公开(公告)日:2020-09-10
The invention relates to a method for preparing a compound (I) or one of the salts thereof, and the uses of said method, R
1
OOC—C(═X)—CHR
2
R
3
(I), wherein X is selected among O; N—R′, wherein R′ is H or a C1-C6 alkyl; and N—OR″ wherein R″ is H, or a C1-C6 alkyl or an alkylaryl; R
1
is H or a C1-C6 alkyl group; R
2
is H, a C1-C6 alkyl, or an alkylaryl; and R
3
is CH
2
SR
4
or CH
2
SeR
4
, where R
4
is H or a C1-C6 alkyl from a compound (II), or one of the salts thereof, R
1
OOC—C(═X)—CHR
2
R
5
and R
5
is H or COOR
6
, where R
6
is H or a C1-C6 alkyl, said method being carried out in the presence of a compound (III) CH
2
(Y)(Z). Wherein Y is H; OR
7
, where R
7
is H, a C1-C6 alkyl or an acyl with formula CO—R
4
; SR
4
or SeR
4
where R
4
matches the preceding definition; or 1 NR
8
R
9
, where R
8
and R
9
, identical or different, each or together are a C1-C6 alkyl, or an alkylaryl; Z, identical or different to Y, is OR
10
where R
10
is H, a C1-C6 alkyl or CO—R
4
; a cyclic or acyclic N(COR
4
)(COR
4
) group; or NR
11
R
12
, where R
11
and R
12
, identical or different, each or together are a C1-C6 alkyl or an alkylaryl; wherein Y and Z together are ═O; said method involving an intermediate product (IV) R
1
OOC—C(═X)—CHR
2
—CH
2
Z.
该发明涉及一种制备化合物(I)或其盐之一的方法,以及所述方法的用途,其中R1OOC—C(═X)—CHR2R3(I),其中X在O;N—R′中选择,其中R′为H或C1-C6烷基;和N—OR″其中R″为H,或C1-C6烷基或烷基芳基;R1为H或C1-C6烷基基团;R2为H,C1-C6烷基或烷基芳基;R3为CH2SR4或CH2SeR4,其中R4为H或C1-C6烷基,来自化合物(II)或其盐之一,R1OOC—C(═X)—CHR2R5和R5为H或COOR6,其中R6为H或C1-C6烷基,所述方法在化合物(III)CH2(Y)(Z)的存在下进行。其中Y为H;OR7,其中R7为H,C1-C6烷基或具有CO—R4公式的酰基;SR4或SeR4,其中R4符合前述定义;或1 NR8R9,其中R8和R9,相同或不同,单独或共同为C1-C6烷基或烷基芳基;Z,与Y相同或不同,为OR10,其中R10为H,C1-C6烷基或CO—R4;一个环状或非环状N(COR4)(COR4)基团;或NR11R12,其中R11和R12,相同或不同,单独或共同为C1-C6烷基或烷基芳基;其中Y和Z共同为═O;所述方法涉及中间产物(IV)R1OOC—C(═X)—CHR2—CH2Z。