摘要:
The invention relates to an optical recording medium comprising a substrate, a reflecting layer and a recording layer comprising a compound of formula (I) or a tautomer thereof, wherein G1, G2 and G3 are each independently of the other A1, A2 and A3 are each independently of the other N(R14),O, S or Se and A4 is C(C1-C5aIkyl)2, C(C4-C5alkylene), N(R14), O, S, Se, N═C(R15) or CH═C(R16); M1 is an at least trivalent metal of groups 3 to 15 most preferred Co(III) or Cr(III); Q1, Q2 and Q3 are each independently of the other C(R17), N or P. Recording and playback are effected especially at a wavelength of from 350 to 500 nm, for example using a blue laser.
摘要:
The invention relates to an optical recording medium, comprising a substrate and a recording layer, wherein the recording layer comprises a compound of formula (I), wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12 and R13 are each independently of the others hydrogen, G1 or C1-C24alkyl, C2-C24alkenyl, C2-C24alkynyl, C3-C24cycloalkyl, C3-C24cycloalkenyl, C7-C24aralkyl, C6-C24aryl, C4-C12heteroaryl or C1-C12heterocycloalkyl, each unsubstituted or substituted by one or more identical or different substituents G1, wherein R1 and R2, R1 and R13, R2 and R3, R3 and R4, R4 and R5, R5 and R6, R6 and R7, R7 and R8, R8 and R9, R9 and R10, R10 and R11, R11 and R12 and/or R12 and R13 can independently of one another be bonded to one another in pairs separately or, when they contain substitutable sites, via a direct bond or via a —CH2—, —O—, —S—, —NH— or —NC1-C24alkyl-bridge in such a manner that, together with the atoms and bonds indicated in formula (I), five- or six-membered, saturated, unsaturated or aromatic, unsubstituted or G1-substituted rings are formed, G1 is any desired substituent,? xm- is an inorganic, organic organometallic anion, Yn+ is a proton or a metal, ammonium or phosphonium cation, and m and n are each independently of the other a number from 1 to 5, and p and q are each independently of the other O or a number from 0.2 to 6, the ratio of p and q to one another, depending upon m and n and, as applicable, the number of charged G1, being such that in formula (I) there is no excess positive or negative charge. Generally the optical recording medium according to the invention additionally comprises a reflecting layer. The recording media according to the invention exhibit high sensitivity and good playback characteristics, especially at high recording and playback speeds. The light stability is also excellent.
摘要:
Azo dyes of the formula ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 independently of one another are hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy or halogen,R.sub.6 is hydrogen or C.sub.1 -C.sub.4 Alkyl,X is --C.sub.1 -C.sub.4 alkylene-O--C.sub.1 -C.sub.4 alkyl andY is hydrogen; unsubstituted or hydroxy- or C.sub.1 -C.sub.4 alkoxy-substituted C.sub.1 -C.sub.8 alkyl, C.sub.2 -C.sub.4 -alkonoyl or C.sub.1 -C.sub.4 alkoxycarbonyl; a radical of the formula --CH.sub.2 --CH.dbd.CH.sub.2 ;C.sub.1 -C.sub.4 alkylsulfonyl; or unsubstituted or C.sub.1 -C.sub.4 alkyl-, C.sub.1 -C.sub.4 alkoxy- or halogen-substituted phenylsulfonyl, produce dyeings with good fastness properties on fibre materials containing nitrogen or containing hydroxyl groups.
摘要:
A novel process for producing 2,3,5-trichloropyridine is described. In this process, 2,3,4,5-tetrachloropyridine is reacted, in an alkanephosphonic acid dialkyl ester (dialkyl alkane phosphonate) having 1 to 4 carbon atoms in each of the alkyl groups or in a phosphoric acid trialkyl ester (trialkyl phosphate) having 1 to 4 carbon atoms in each of the alkyl groups as the solvent, at 60.degree. to 120.degree. C., in the presence of 1.4 to 2.8 mols, per mol of 2,3,4,5-tetrachloropyridine, of an ammonium salt of an inorganic or organic acid, with 1.2 to 1.6 gram atoms of zinc per mol of 2,3,4,5-tetrachloropyridine, the 2,3,4,5-tetrachloropyridine being selectively dechlorinated in the 4-position.2,3,5-Trichloropyridine is a valuable intermediate for producing herbicidally effective .alpha.-[4-(3',5'-dichloropyrid-2-yloxy)-phenoxy-]-alkanecarboxylic acids and derivatives thereof.There are also described novel ammonium salts of methanephosphonic acid monomethyl ester, in the presence of which salts the selective dechlorination of 2,3,4,5-tetrachloropyridine in the 4-position is advantageously performed.
摘要:
The invention relates to an optical recording medium comprising a substrate, a reflecting layer and a recording layer based on compounds of formula (I) wherein G1 and G2 are each independently of the other, A1 and A2 are each independently of the other N(R12), O, S or Se and A3 is C(C1-C5alkyI)2, C(C4-C5 alkylene), N(R12), O, S, Se, N═C(R13) or unsubstituted or R14-substituted CH═CH; M1 is a transition metal of groups (IX) to (XIII), preferably Co, Cu, Ni, Pd or Zn, especially Co, Cu or Ni; Q1 and Q2 are each independently of the other C(R15), N or P, . . . For the detailed definitions of the further substituents, see the description. Recording and playback are effected especially at a wavelength of from 350 to 500 nm, for example using a blue laser. The recording and playback quality is excellent and allows a high storage density. Also claimed are new compounds of formula (I), with the exception of the compounds disclosed in J. Org. Chem. 67/16, 5753-5772 [2002].
摘要:
The present invention relates to anthraquinone dyes of the formula (I) where R1 is hydrogen, R2 is hydrogen or CO—C2C6alkyl moiety may be substituted by carboxyl, or is (II) wherein R6 is hydrogen, C1-C4alkyl, hydroxyl, carboxyl or halogen, R7 is hygrogen, C1-C4alkyl or halogen and R8 is hydrogen or C2-C3alkyl or when R4 is halogen R8 ? may be methyl or halogen R3 is hydrogen or halogen, R4 is hydrogen or halogen and n is (0), (1) or (2), with the proviso that R3, R4, R6, R7 and R8 are not all hydrogen at one and the same time, processes for their preparation and their use for dyeing or printing hydrophobic fiber materials or for preparing colored plastics or polymeric color particles.
摘要翻译:本发明涉及式(I)的蒽醌染料,其中R 1是氢,R 2是氢或CO-C 2 C C 6烷基部分可以被羧基取代,或者是(II)其中R 6是氢,C 1 -C 4烷基部分, 羟基,羧基或卤素,R 7是氢,C 1 -C 4烷基或卤素,R 1,R 2,R 3, 8是氢或C 2 -C 3烷基,或当R 4是卤素时,R i im id =“CUSTOM-CHARACTER “=”3.13mm“wi =”1.78mm“file =”US06964689-20051115-P00900.TIF“alt =”custom character“img-content =”character“img-format =”tif“/> 8? 可以是甲基或卤素R 3是氢或卤素,R 4是氢或卤素,n是(0),(1)或(2),条件是 R 3,R 4,R 6,R 7和R 8, 同时不是所有的氢,它们的制备方法及其用于染色或印刷疏水纤维材料或用于制备着色塑料或聚合物着色颗粒的用途。
摘要:
The invention relates to an optical recording medium comprising a substrate, a reflecting layer and a recording layer, wherein the recording layer comprises a compound of formula (I),(II),(III); wherein R1, to R13, may be hydrogen or a variety of substituents, but R1, and R11 are not simultaneously hydrogen;Ym− is an inorganic, organic or organometallic anion, or a mixture thereof; Zn+ is a proton or a metal, ammonium or phosphonium cation, or a mixture thereof; m, n and o are each independently of the others an integer from 1 to 3; and p and q are each a number from 0 to 4, the ratio of o, p and q to one another, depending on the charge of the associated sub-structures, being such that there is no excess positive or negative charge in formula (I), (II) or (III). Also claimed are the use of a xanthene perchlorate in the preparation of compounds of formula (I), (II) or (III) having organometallic anions, and the use of lactates in the application of layers of dye to grooved substrates by spin-coating.
摘要翻译:本发明涉及一种包括基底,反射层和记录层的光学记录介质,其中记录层包括式(I),(II),(III)的化合物; 其中R 1至R 13可以是氢或各种取代基,但R 1和R 11都可以是氢, SUB>不同时为氢; Y为无机,有机或有机金属阴离子或其混合物; Z + N +是质子或金属,铵或鏻阳离子或其混合物; m,n和o各自独立地为1〜3的整数; 并且p和q各自为0至4的数,根据相关子结构的电荷,o,p和q彼此的比例使得在式(1)中不存在过量的正电荷或负电荷 I),(II)或(III)。 还要求的是使用高氯酸呫吨酯来制备具有有机金属阴离子的式(I),(II)或(III)化合物,以及使用乳酸盐通过旋涂将染料层施加到凹槽基材上 。
摘要:
The present invention relates to a process for dyeing or printing manufactured natural polymer or synthetic hydrophobic fiber materials, characterized in that it comprises using dyes of the formula (I), where R1 is hydrogen, hydroxyl or a radical —NHCO—R6, where R6 is C1-C6alkyl or unsubstituted or C1-C4alkyl- or halogen-substituted phenyl, R2 is hydrogen, hydroxyl or a radical W—R7, where W is —NHCO— or —S— and R7 is C1C6alkyl or unsubstituted or C1-C4alkyl- or halogen-substituted phenyl, R3 is hydrogen, R4 is hydrogen or hydroxyl, R5 is hydrogen, halogen, methoxy, phenoxy or phenylthio, or R3 and R4 combine to form the radical of the formula (II), where the rings A and B may independently bear further substituents, to the use of these dyes for trichromatic dyeing of manufactured natural polymer or synthetic hydrophobic fiber materials and mass dyeing of plastics materials and to producing solid on-tone combinations of plastics material and manufactured natural polymer or synthetic fiber material.
摘要:
The invention relates to compounds of formula ##STR1## The compounds of formula (1) are suitable as dye for dyeing or printing hydroxyl group-containing or nitrogen-containing fibre materials and give dyeings of prints having good allround fastness properties.
摘要:
Azo dyes of the formula ##STR1## in which R.sub.1 and R.sub.2 independently of one another are unsubstituted or hydroxy-, C.sub.1 -C4-alkoxy- or halogen-substituted C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy; unsubstituted or C.sub.1 -C4-alkyl-, C.sub.1 -C4-alkoxy- or halogen-substituted phenyl or phenoxy; or a radical of the formula --N(R.sub.3)R.sub.4, in which R.sub.3 und R.sub.4 independently of one another are hydrogen, C.sub.1 -C.sub.4 -alkyl, or C.sub.2 -C.sub.4 -alkanoyl which is unsubstituted or further substituted in the alkyl part by hydroxyl or C.sub.1 -C.sub.4 -alkoxy, with the proviso that R.sub.1 and R.sub.2 are not simultaneously methyl, produce dyeings with good fastnesses on fibre materials containing nitrogen or containing hydroxyl groups.