摘要:
A pentamethine cyanine fluorescent dye having the general formula I, a synthetic method and a use thereof are disclosed. In the general formula, X is CHO or CHCR3R4; R1 and R2 are independently selected from the group consisting of (CH2)nR2 and et al.; R3 and R4 are independently selected from the group consisting of CN, COOH and COOR16; R5, R6 and R7 are independently selected from the group consisting of H, SO3R10 and COOR11; R8 is H or C1-18 alkyl; R9 is H or CH3; R10 is N(R12R13R14R15); R11 is C1-18 alkyl; R12, R13, R14, R15 and R16 are independently selected from the group consisting of H, C1-18 alkyl, (CH2)mOR8 and (CHR9CH2O)pR8; Y− is halogen anion or OTs−; and n, m and p are integers of 0-18. The dye can be utilized to sensitively detect viscosity of micro-environment such as tissues and cells.
摘要翻译:公开了具有通式I的合成方法及其用途的五甲代花青荧光染料。 在通式中,X是CHO或CHCR3R4; R 1和R 2独立地选自(CH 2)n R 2等。 R3和R4独立地选自CN,COOH和COOR16; R5,R6和R7独立地选自H,SO3R10和COOR11; R8是H或C1-18烷基; R9为H或CH3; R10为N(R12R13R14R15); R11为C1-18烷基; R 12,R 13,R 14,R 15和R 16独立地选自H,C 1-18烷基,(CH 2)mOR 8和(CHR 9 CH 2 O)p R 8; Y-是卤素阴离子或OTs-; 并且n,m和p是0-18的整数。 染料可用于敏感地检测微环境如组织和细胞的粘度。
摘要:
A dye compound is described, which is expressed by formula (I): wherein A1, A2 and A3 each independently represent a substituted or unsubstituted 1,4-phenylene or 2,5-thiophene group, and B1 and B2 each independently represent a substituted or unsubstituted aryl group. The dye compound is suitably used as a dye sensitizer in a dye sensitized solar cell (DSSC).
摘要:
This invention relates to new fluorescence dyes from the class of cyanine dyes, especially indotricarbocyanines with an absorption and fluorescence maximum in the spectral range of 700 to 900 nm, a thiol-specific reactive group, and three, preferably four, sulfonate groups, to an increase of water solubility as well as the production of dyes. This invention also relates to the conjugates of these dyes with biomolecules and uses thereof.
摘要:
Method and composition for a sulfonyl-containing styrene derivative of the general formula ##STR1## in which R.sub.1 and R.sub.2 are identical or different and denote hydrogen, optionally halogen-, hydroxyl-, cyano- or (C.sub.1 -C.sub.4 -alkoxy mono- or poly-substituted (C.sub.1 -C.sub.8)-alkyl or phenyl, R.sub.3 denotes hydrogen or a (C.sub.1 -C.sub.4)-alkyl or -alkoxy group, n is a number from 1 to 4 or R.sub.1, R.sub.2 and R.sub.3 together with the associated aminophenyl radical denote julolidinyl or N-(C.sub.1 -C.sub.3)-alkylcarbazol-3-yl, R.sub.4 and R.sub.5 denote hydrogen or the necessary valences for forming a condensation product with formamide derivatives, and R.sub.6 denotes a cyano group, or R.sub.4 denotes hydrogen and R.sub.5 and R.sub.6 together denote the grouping C.dbd.N--R.sub.7, with R.sub.7 being a benzoyl radical which is unsubstituted or substituted by (C.sub.1 -C.sub.4)-alkyl or -alkoxy groups, halogen, cyno, amino or mono- or di-(C.sub.1 -C.sub.4)-alkylamino groups, to a process for their preparation and to their use as dyes or in electrophotographic recording materials.
摘要:
A thermal print element comprising a support having thereon a layer containing a thermally-transferred dye image, the dye image comprising a yellow merocyanine dye having the formula: ##STR1## wherein: A represents --COR, --COOR, --CONHR, --CN, --SO.sub.2 R or --SO.sub.2 NR.sub.2 ; or A may be combined together withR.sup.4 to form a heterocyclic or carbocyclic ring system;R.sup.4 represents --NHR, --NR.sub.2, --OR, --SR, or --R;n represents 0 to 1;Z represents the atoms necessary to complete a5- or 6-membered substituted or unsubstituted heterocyclic ring; andeach R independently represents a substituted or unsubstituted alkyl or aryl group;the dye image also comprising a cyan indoaniline dye in the same areas as the yellow merocyanine dye to provide improved stability to light for the yellow merocyanine dye, the cyan indoaniline dye having the formula: ##STR2## wherein: R.sup.1 and R.sup.2 are each independently hydrogen or a substituted or unsubstituted alkyl, cycloalkyl, or aryl group;R.sup.3 is hydrogen, a substituted or unsubstituted alkyl group, halogen, --NHCOR.sup.1 or --NHSO.sub.2 R.sup.1 ; andX represents hydrogen or the atoms necessary to complete a 5- or 6-membered, substituted or unsubstituted, carbocyclic or heterocyclic ring system.
摘要:
The invention relates to monomethine dyestuffs of the formula ##STR1## wherein Z.sup.1 is alkyl, cycloalkyl, aralkyl or arylZ.sup.2 is hydrogen or Z.sup.1Q is CN, COOR.sup.2 or CONR.sup.3 R.sup.4,R.sup.1 u.R.sup.4 is hydrogen or alkyl,R.sup.2 is alkyl, alkenyl, aralkyl, cycloalkyl or aryl andR.sup.3 is alkyl, cycloakyl, aralkyl, aryl or acyl.The dyestuffs are suitable for the dyeing of natural and synthetic fibers, which are dyed in orange or red shades with high brilliancy.
摘要:
Azolindolines of the formula ##STR1## wherein Z represents hydrogen or an optionally modified aldehyde group,R.sub.1 and R.sub.2 denote alkyl or represent the remaining members of a cycloalkyl radical,R.sub.3 denotes alkyl or aralkyl,X represents oxygen, sulphur or --NR.sub.4,whereinR.sub.4 denotes hydrogen or alkyl, cycloalkyl or aralkyl, and A represents the remaining members of an aromatic radical,As well as their preparation, and, moreover, compounds of the formula ##STR2## wherein A, X, R.sub.1, R.sub.2 and R.sub.3 have the same meaning as above and R.sub.5 denotes alkyl or aralkylAs well as their preparation and their use for the dyeing of synthetic fiber materials.
WHEREIN R AND R4, INDEPENDENTLY OF EACH OTHER, ARE HYDROOGEN, ALKYL OF 1-6 CARBON ATOMS, CYCLOPENTYL, CYCLOHEXYL, PHENYL, NAPHTHYL, PHENYLALKYL OF 1-6 CARBON ATOMS IN THE ALKYL PORTION, ALKOXY OF 1-6 CARBON ATOMS, NAPHTHYLOXY, PHENYLOXY, BENZYLOXY, ALKYLAMINO OF 1-6 CARBON ATOMS, CYCLOHEXYLAMINO, PHENYLAMINO, NAPHTHYLAMINO, BENZYLAMINO, ACETYLAMINO, ETHYLUREIDO, SULFONAMIDO, ALKYLSULFONAMIDO OF 1-6 CARBON ATOMS, PHENYLSULFONAMIDO, NAPHTHYSULFONAMIDO, CARBAMETHOXY, CARBOXAMIDO, HALO, CYANO, OR THE AFORESAID RADICALS WHEREIN THE ALKYL PORTION OF THE AROMATIC RING IS FURTHER SUBSTITUTED BY HALO, HYDROXY, CYCLOHEXYL, CYCLOPENTYL, ALKOXY OF 1-6 CARBON ATOMS BENZYLOXY, PHENYLOKY, ALKOXYCARBONYL OR 1-6 CARBON ATOMS IN THE ALKYL PORTION, CYANO, AMINOCARBONYL, AMINO ALKYLAMINO OR 1-6 CARBON ATOMS DIALKYLAMINO OF 1-6 CARBON ATOMS IN EACH ALKYL PORTION, ACETYLAMINO, SULFONYLAMINO, MERCAPTO, ALKYLMERCAPTO OF 1-6 CARBON ATOMS, OR PHENYLMERCAPTO; AND ADDITIONALLY WHEREIN THE AROMATIC RING IS SUBSTITUTED BY ALKYL OF 1-6 CARBON ATOMS;R1 IS ALKYL OR 1-6 CARBON ATOM, PHENYLALKYL OR 1-6 CARBON ATOMS IN THE ALKYL PORTION, OR THE AROMATIC RADICALS WHEREIN THE ALKYL PORTION OR THE AROMATIC RING FURTHER SUBSTITUTED BY HALO, HYDROXY CYCLOHEXYL, CYCLOPENTYL, ALKOXY OR 1-6 CARBON ATOMS, BENZYLOXY, PHENYLOXY, ALKOXYCARBONYL OR 1-6 CARBON ATOMS IN THE ALKYL PORTION, CYANO, AMINOCARBONYL, AMINO, ALKYLAMINO OF 1-6 CARBON ATOMS, DIALKYLAMINO OF 1-6 CARBON ATOMS IN EACH ALKYL PORTION, ACETYLAMINO, SULFONYLAMINO, MERCAPTO, ALKYLMERCAPTO OF 1-6 CARBON ATOMS, OR PHENYLMERCAPTO; AND ADDITIONALLY WHEREIN THE AROMATIC RING IS SUBSTITUTED BY ALKYL OF 1-6 CARBON ATOMS; R2 IS HYDROGEN, ALKYL OF 1-6 CARBON ATOMS, CYANO, CARBOXAMIDO, ALKYLSULFONYL OR 1-6 CARBON ATOMS, OR SAID ALKYL OR ALKYLSULFONYL WHEREIN THE ALKYL PORTION IS FURTHER SUBSTITUTED BY HALO, HYDROXY, CYCLOHEXYL, CYCLOPENTYL, ALKOXY OF 1-6 CARBON ATOMS, BENZYLOXY, PHENYLOXY, ALKOXYCARBONYL OR 1-6 CARBON ATOMS IN THE ALKYL PORTION, CYANO, AMINOCARBONYL, AMINO, ALKYLAMINO OF 1-6 CARBON ATOMS, DIALKYLAMINO OF 1-6 CARBON ATOMS, IN EACH ALKYL PORTION, ACETYLAMINO, SULFONYLAMINO, MERCAPTO, ALKYLMERCAPTO OF 1-6 CARBON ATOMS, OR PHENYLMERCAPTO; R3 IS ALKYL OR 1-6 CARBON ATOMS, PHENYLALKYL OR 1-6 CARBON ATOMS IN THE ALKYL PORTION, OR THE AFORESAID RADICALS WHEREIN THE ALKYL PORTION OR THE AROMATIC RING IS FURTHER SUBSTITUTED BY HALO, HYDROXY, CYCLOHEXYL, CYCLOPENTYL, ALKOXY OR 1-6 CARBON ATOMS, BENZYLOXY, PHENYLOXY, ALKOXYCARBONYL OF 1-6 CARBON ATOMS IN THE ALKYL PORTION, CYANO, AMINOCARBONYL, AMINO ALKYLAMINO OF 1-6 CARBON ATOMS, DIALKYLAMINO OF 1-6 CARBON ATOMS IN EACH ALKYL PORTION, ACETYLAMINO, SULFONYLAMINO, MERCAPTO, ALKYLMERCAPTO OF 1-6 CARBON ATOMS, OR PHENYLMERCAPTO; AND ADDITIONALLY WHEREIN THE AROMATIC RING IS SUBSTITUTED BY ALKYL OF 1-6 CARBON ATOMS; AND AN (-) IS AN ANION.
摘要:
PHOTOGRAPHIC IMAGES ARE PRODUCED BY (1) IMAGEWISE EXPOSING A LIGHT-SENSITIVE LAYER CONTAINING AT LEAST ONE SENSITIZING DYE FROM THE CLASS OF THE NEUTROSTYRYL DYES, THE MEROOCYANINES OR A CYANINE DYE CONTAINING A HALOGEN SUBSTITUTED BENZENE RING OR A HETEROCYCLIC RING DERIVED FROM SELENAZOL, A COMPOUND OF HE GUANIDINE OR BIGUANIDE SERIES AND AN IMAGE-PRODUCING REDUCING ACYLACETONITRILE DERIVATIVE WHICH IS TRANSFERABLE AT TEMPERATURES BETWEEN 80 AND 200*C, WHEREBY AT THE EXPOSED AREAS THE IMAGE-PRODUCING REDUCING COMPOUND IS CONVERTED TO A NON-TRANSFERABLE COMPOUND, (2) BRINGING THE EXPOSED LAYER INTO CONTACT WITH AN IMAGE-RECEIVING LAYER WITH CONTAINS COMPOUNDS CAPABLE OF REACTING WITH THE IMAGE-PRODUCING COMPOUND TRANSFERRED FROM THE UNEPOSED AREAS OF THE LIGHT-SENSITIVE LAYER TO FORM COLORED PRODUCTS AND (3) HEATING THE LAYERS WHILE IN CONTACT WITH EACH OTHER TO A TEMPERATURE OF BETWEEN 80 AND 200*C. TO PRODUCE A VISIBLE IMAGE.
PROCESSES FOR THEIR MANUFACTURE AND THEIR USE FOR DYEING AND PRINTING OF NATURAL AND SYNTHETIC MATERIALS, PARTICULARLY OF POLYACRYLNITRILE AND COPOLYMERS OF ACRYLNITRILE WITH OTHER VINYL COMPOUNDS.