Disclosed are thiol dyes of formula (1), wherein R
1
is hydrogen; C
1
-C
12
alkyl; or phenyl-C
1
-C
4
alkyl; X is C
1
-C
12
alkylene; C
2
-C
12
alkenylene; C
5
-C
10
cycloalkylene; C
5
-C
10
arylene; or C
5
-C
10
arylene-C
1
-C
10
alkylene; Y is the residue of an organic dye which corresponds to the formula (1a), wherein R
2
is hydrogen; or C
1
-C
5
alkyl; R
3
is a radical of formula (1a
1
): (1a
2
); or (1a
3
); or R
2
and R
3
together with the linking carbon atom
1
C form a 6 to 10 membered carbocyclic ring which may optionally be a condensated aromatic system and may contain one or more than one hetero atom; and R
4
, R
5
and R
6
independently form each other are hydrogen, or C
1
-C
5
alkyl; Z is H; or a thio ester group of formula (1b), wherein A is O; S; or N—R9; B is —OR7; —NR7R8, or —SR7; and A is O; S; or N—R
9
; B is —OR
7
; —NR
7
R
8
, or —SR
7
; and R
7
, R
8
and R
9
, independently from each other are hydrogen; C
1
-C
12
alkyl C
6
-C
12
aryl; or C
6
-C
12
aryl-C
1
-C
12
alkyl. The compounds are useful for the dyeing of organic materials, such as keratin fibers, preferably human hair.
Disclosed are mixtures of sulfide dyes and dyeing compositions comprising mixtures of sulfide dyes. The dye mixtures are useful for the dyeing of organic materials, such as keratin fibers, preferably human hair.
Disclosed are compounds of formula (1a), wherein R
1
is N
+
R
8
R
9
; R
8
and/or R
9
independently from each other are hydrogen; C
1
-C
12
alkyl; or phenyl-C
1
-C
4
-alkyl; or R
8
and/or R
9
are a bivalent C
3
-C
6
alkylene radical which is linked to the carbon atoms C
1
or C
2
respectively and, together with the linking nitrogen atom form a 6 to 16-membered carbocyclic ring; R
2
is NR
10
R
11
; or OR
10
; R
10
and R
11
, independently from each other are hydrogen; C
1
-C
12
alkyl; or phenyl-C
1
-C
4
alkyl; or R
10
and/or R
11
are a bivalent C
3
-C
6
alkylene radical which is linked to the carbon atoms C
3
or C
4
respectively and, together with the linking nitrogen or oxygen atom form a 6 to 16-membered carbocyclic ring; or R
10
and R
11
together with the linking nitrogen atom form a 4 to 8 membered carbocyclic ring; R
3
, R
4
, R
5
, R
6
and R
7
independently form each other are hydrogen; C
1
-C
12
alkyl; halogen; NR
12
R
13
; or a radical of formula (1a); R
12
and R
13
independently from each other are hydrogen; C
1
-C
12
alkyl; phenyl-C
1
-C
4
alkyl; or a radical of formula (1a
2
); V is —O—; Or —NR
15
; R
14
, R
15
R-
16
and R
17
independently from each other are hydrogen; or C
1
-C
5
alkyl; and Hal is a halogen atom; and wherein at least one of R
3
, R
4
, R
5
, R
6
and R
7
is hydrogen. The compounds are useful for dyeing of keratin-containing fibres with or without reducing agents.
Disclosed are compounds of formula (1) and (2) and/or E/E-, E/Z- or Z/Z geometrical isomer forms thereof; wherein R1-R5, R1-R11 and A are defined as in description. The compounds are used as UV absorbers for protecting household products from photolytic and oxidative degradation, as plastic additives, preferably for food and pharmaceutical packaging applications, for preventing photo-degradation of food by incorporation of the compounds of formula (1′) and/or (2′) into transparent food containers, for protection of UV-A sensitive drugs from photo-degradation by incorporation of UV absorber in transparent blister foils or transparent pharmacy containers, as additives for photographic and printing applications, as additives for electronic applications and protecting the ingredients in agriculture applications.
COSMETIC AND/OR DERMATOLOGICAL COMPOSITION CONTAINING A MEROCYANINE DERIVATIVE COMPRISING SPECIFIC POLAR GROUPS CONSISTING OF HYDROXYL- AND ETHER-FUNCTIONALITIES
申请人:Richard Herve
公开号:US20140294743A1
公开(公告)日:2014-10-02
The present invention relates to a cosmetic and/or dermatological composition comprising in a physiologically acceptable medium at least one merocyanine derivative of formula (1) or (2) and/or its E,E-, E,Z- or Z,Z-geometrical isomer forms: comprising specific polar groups consisting of hydroxyl- and ether-functionalities. Another object of the present invention relates to a cosmetic process for controlling and/or improving the darkening of the skin under exposure to UV radiation and the homogeneity of the colour of the complexion which comprises the application onto the skin of a cosmetic composition as above defined. Another object of the present invention relates to a cosmetic process for protecting the keratinic materials and particularly the skin against photo-ageing which comprises the application onto the keratinic material of a cosmetic composition as above defined.