Profile: FEW Chemicals GmbH develops and produces specialty chemicals. We are accredited with DIN EN ISO 9001 and DIN EN ISO 14001 certification. Our products find application as functional dyes in CD-R, DVD/R, BD-R, computer-to-plate, as fluorescence marker, laser dyes, laser filters and NIR absorbers, or as nano varnish and nano additives for surface refinement. Our functional dyes include solvent soluble cyanine, water soluble cyanine and merocyanine dyes. We offer anti-adhesive topcoats, nano additives, corrosion-resistant coatings, scratch-resistant topcoats and filter coatings.
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| • 3,3-Diethylthiacarbocyanine iodide
IUPAC Name: 3-ethyl-2-[3-(3-ethyl-1,3-benzothiazol-3-ium-2-yl)prop-2-enylidene]-1,3-benzothiazole iodide | CAS Registry Number: 905-97-5 Synonyms: NSC93472, 3,3'-Diethyltrimethinethiacyanine iodide, 3,3'-DIETHYLTHIA-CARBOCYANINE IODIDE, WLN: T56 BNYSJ B2 CU2U1- CT56 BK DSJ B2 &I, 1,1'-DIETHYL-2,2'-BENZO-THIAZOLCARBOCYANINE IODIDE, 3-Ethyl-2-[3-(3-ethyl-2-benzothiazolinylidene)-1-propenyl]benzothiazolium iodide, 3-Ethyl-2-[3-(3-ethyl-2[3H]benzo-thiazolylidene)-1-propenyl]- benzothiazolium iodide, Benzothiazolium, 3-ethyl-2-[3-(3-ethyl-2(3H)-benzothiazolylidene)-1-propenyl]-, iodide, Benzothiazolium, 3-ethyl-2-[3-(3-ethyl-2-benzothiazolinylidene)-1-propenyl]-, iodide
InChIKey: VZBILKJHDPEENF-UHFFFAOYSA-M | ||||||||
| • 3-(diethylamino)-7-Imino-7h-(1)benzopyrano(3',2':3,4)pyrido(1,2-A)benzIMIDAZOLE-6-Carbonitrile
Synonyms: MolPort-001-674-859, ZINC04074882, EINECS 257-885-3, CID104185, AK-968/15361396, 3-(diethylamino)-7-imino-7H-chromeno[3',2':3,4]pyrido[1,2-a]benzimidazole-6-carbonitrile, 3-(Diethylamino)-7-imino-7H-(1)benzopyrano(3',2':3,4)pyrido(1,2-a)benzimidazole-6-carbonitrile, 7H-(1)Benzopyrano(3',2':3,4)pyrido(1,2-a)benzimidazole-6-carbonitrile, 3-(diethylamino)-7-imino-, 7H-(1)Benzopyrano(3',2':3,4)pyrido(1,2-a)benzimidazole-6-carbonitrile,3-(diethylamino)-7-imino-
InChIKey: FXFIDVQMNRVEGQ-UHFFFAOYSA-N | ||||||||
| • 3-Butyl-2-(2-[3-[2-(3-butyl-1,1-dimethyl-1,3-dihydrobenzo[e]indol-2-ylidene)ethylidene]-2-chloro-cyclohex-1-enyl]vinyl)-1,1-dimethyl-1H-benzo[e]indolium hexafluorophosphate
IUPAC Name: 3-butyl-2-[2-[3-[2-(3-butyl-1,1-dimethylbenzo[e]indol-3-ium-2-yl)ethenyl]-2-chlorocyclohex-2-en-1-ylidene]ethylidene]-1,1-dimethylbenzo[e]indole;hexafluorophosphate | CAS Registry Number: 885691-99-6 Synonyms: KB-181289, 3-butyl-2-(2-[3-[2-(3-butyl-1,1-dimethyl-1,3-dihydrobenzo[e]indol-2-ylidene)ethylidene]-2-chloro-cyclohex-1-enyl]vinyl)-1,1-dimethyl-1h-benzo[e]indolium hexafluorophosphate
InChIKey: FNOMLOHXEUPFFV-UHFFFAOYSA-N | ||||||||
| • 3-Butyl-2-[3-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)-1-propen-1-yl]-1,1-dimethyl-1H-benz[e]indolium perchlorate
IUPAC Name: 3-butyl-1,1-dimethyl-2-[3-(1,3,3-trimethylindol-1-ium-2-yl)prop-2-enylidene]benzo[e]indole;perchlorate | CAS Registry Number: 214706-06-6 Synonyms: KB-181290, 3-butyl-2-[3-(1,3-dihydro-1,3,3-trimethyl-2h-indol-2-ylidene)-1-propen-1-yl]-1,1-dimethyl-1h-benz[e]indolium perchlorate
InChIKey: DKLLNDGYJBEDBS-UHFFFAOYSA-M | ||||||||
| • 3-Butyl-2-[3-(3-butyl-1,3-dihydro-1,1-dimethyl-2H-benz[e]indol-2-ylidene)-1-propen-1-yl]-1,1-dimethyl-1H-benz[e]indolium iodide
IUPAC Name: 3-butyl-2-[3-(3-butyl-1,1-dimethylbenzo[e]indol-3-ium-2-yl)prop-2-enylidene]-1,1-dimethylbenzo[e]indole;iodide | CAS Registry Number: 886046-46-4 Synonyms: KB-181291, 3-butyl-2-[3-(3-butyl-1,3-dihydro-1,1-dimethyl-2h-benz[e]indol-2-ylidene)-1-propen-1-yl]-1,1-dimethyl-1h-benz[e]indolium iodide
InChIKey: HWWGFJINQTYLLX-UHFFFAOYSA-M | ||||||||
| • 3-Butyl-2-[5-(1,3-dihydro-3,3-dimethyl-1-propyl-2H-indol-2-ylidene)-1,3-pentadien-1-yl]-1,1-dimethyl-1H-benz[e]indolium perchlorate
IUPAC Name: 3-butyl-2-[5-(3,3-dimethyl-1-propylindol-2-ylidene)penta-1,3-dienyl]-1,1-dimethylbenzo[e]indol-3-ium;perchlorate | CAS Registry Number: 173894-27-4 Synonyms: CTK4D4795, AG-E-23427, 3-BUTYL-2-[5-(1,3-DIHYDRO-3,3-DIMETHYL-1-PROPYL-2H-INDOL-2-YLIDENE)-PENTA-1,3-DIENYL]-1,1-DIMETHYL-1H-BENZO[E]INDOLIUM PERCHLORATE
InChIKey: PGPWEZXRVJBHRE-UHFFFAOYSA-M | ||||||||
| • 3-Ethyl-2-[3-(3-ethyl-1,3-dihydro-1,1-dimethyl-2H-benz[e]indol-2-ylidene)-1-propen-1-yl]-1,1-dimethyl-1H-benz[e]indolium hexafluorophosphate(1-) (1:1)
IUPAC Name: 3-ethyl-2-[3-(3-ethyl-1,1-dimethylbenzo[e]indol-3-ium-2-yl)prop-2-enylidene]-1,1-dimethylbenzo[e]indole;hexafluorophosphate | CAS Registry Number: 769933-13-3 Synonyms: KB-182015, 3-ethyl-2-[3-(3-ethyl-1,3-dihydro-1,1-dimethyl-2h-benz[e]indol-2-ylidene)-1-propen-1-yl]-1,1-dimethyl-1h-benz[e]indolium hexafluorophosphate
InChIKey: MSYRFWYDNZSHNA-UHFFFAOYSA-N | ||||||||
| • 3-Ethyl-2-[3-[3-[(3-ethyl-3H-benzothiazol-2-ylidene)methyl]-5,5-dimethylcyclohex-2-en-1-ylidene]prop-1-enyl]benzothiazolium iodide
IUPAC Name: (2Z)-3-ethyl-2-[[(3E)-3-[(E)-3-(3-ethyl-1,3-benzothiazol-3-ium-2-yl)prop-2-enylidene]-5,5-dimethylcyclohexen-1-yl]methylidene]-1,3-benzothiazole iodide | CAS Registry Number: 83846-69-9 Synonyms: MolPort-001-639-726, EINECS 281-047-6, 3-Ethyl-2-(3-(3-((3-ethyl-3H-benzothiazol-2-ylidene)methyl)-5,5-dimethylcyclohex-2-en-1-ylidene)prop-1-enyl)benzothiazolium iodide
InChIKey: XIKBXWGLIPMDCY-UHFFFAOYSA-M | ||||||||
| • 3-Ethyl-5-((3-methylthiazolidin-2-ylidene)ethylidene)rhodanine
IUPAC Name: (5Z)-3-ethyl-5-[(2E)-2-(3-methyl-1,3-thiazolidin-2-ylidene)ethylidene]-2-sulfanylidene-1,3-thiazolidin-4-one | CAS Registry Number: 27930-87-6 Synonyms: MLS000543787, MolPort-002-318-681, STK396254, ZINC00988776, EINECS 248-733-7, CID1734121, SMR000162894, AE-848/32742053, 3-ethyl-5-[2-(3-methyl-1,3-thiazolidin-2-ylidene)ethylidene]-2-thioxo-1,3-thiazolidin-4-one, (5Z)-3-ethyl-5-[(2E)-2-(3-methyl-1,3-thiazolidin-2-ylidene)ethylidene]-2-thioxo-1,3-thiazolidin-4-one
InChIKey: WBOILOFIBGGYFC-MVTUOISNSA-N | ||||||||
| • 3-Ethyl-5-[(1-methyl-2-pyrrolidinylidene)ethylidene]-2-thioxooxazolidin-4-one
IUPAC Name: (5E)-3-ethyl-5-[(2Z)-2-(1-methylpyrrolidin-2-ylidene)ethylidene]-2-sulfanylidene-1,3-oxazolidin-4-one | CAS Registry Number: 41504-26-1 Synonyms: MolPort-002-131-969, EINECS 255-417-2, CID5717530, BAS 00009518, 3-Ethyl-5-((1-methyl-2-pyrrolidinylidene)ethylidene)-2-thioxooxazolidin-4-one
InChIKey: YADMFLGOGVPZGG-PCCLLEMOSA-N | ||||||||
| • 3-Ethyl-5-[2-(3-methyloxazolidin-2-ylidene)ethylidene]-2-thioxooxazolidin-4-one
IUPAC Name: 3-ethyl-5-[2-(3-methyl-1,3-oxazolidin-2-ylidene)ethylidene]-2-sulfanylidene-1,3-oxazolidin-4-one | CAS Registry Number: 38632-51-8 Synonyms: 3-ETHYL-5-[2-(3-METHYLOXAZOLIDIN-2-YLIDENE)ETHYLIDENE]-2-THIOXOOXAZOLIDIN-4-ONE, KB-182033
InChIKey: INQVJWAAYLOMIJ-UHFFFAOYSA-N | ||||||||
| • 4,5 Benzo-1-Butyl-1',3,3,3',3'-Penta-Methylindadicarbocyanine Tetrafluoroborate
IUPAC Name: (2E)-3-butyl-1,1-dimethyl-2-[(2E,4E)-5-(1,3,3-trimethylindol-1-ium-2-yl)penta-2,4-dienylidene]benzo[e]indole;tetrafluoroborate | CAS Registry Number: 172491-72-4 Synonyms: MFCD08275319, 4,5 Benzo-1-butyl-1',3,3,3',3'-penta-methylindadicarbocyanine tetrafluoroborate, 4,5-Benzo-1-butyl-1',3,3,3',3'-pentamethylindadicarbocyanine tetrafluoroborate
InChIKey: AVPYSJFQDNJJBU-UHFFFAOYSA-N | ||||||||
| • 4,5:4',5'-Dibenzo-1,1'-Dibutyl-3,3,3',3'-Tetramethylindacarbocyanine Perchlorate
IUPAC Name: 3-butyl-2-[3-(3-butyl-1,1-dimethylbenzo[e]indol-3-ium-2-yl)prop-2-enylidene]-1,1-dimethylbenzo[e]indole;perchlorate | CAS Registry Number: 189189-12-6 Synonyms: CTK0H1400, AG-E-38079, 1H-Benz[e]indolium, 3-butyl-2-[3-(3-butyl-1,3-dihydro-1,1-dimethyl-2H-benz[e]indol-2-ylidene)-1-propen-1-yl]-1,1-dimethyl-, perchlorate (1:1)
InChIKey: SYWSNLJHGCYMOK-UHFFFAOYSA-M | ||||||||
| • 4,5:4',5'-Dibenzo-1,1'-Dibutyl-3,3,3',3'-Tetramethylindadicarbocyanine Perchlorate
IUPAC Name: (2E)-3-butyl-2-[(2E,4E)-5-(3-butyl-1,1-dimethylbenzo[e]indol-3-ium-2-yl)penta-2,4-dienylidene]-1,1-dimethylbenzo[e]indole;perchlorate | CAS Registry Number: 121482-73-3 Synonyms: MFCD03093218, AKOS000814320, FT-0617139, 4,5:4',5'-Dibenzo-1,1-dibutyl-3,3,3',3'-tetramethylindadicarbocyanine perchlorate
InChIKey: SKOOGHDIKOAMMA-UHFFFAOYSA-M | ||||||||
| • 4-(2-Benzooxazol-2-ylethenyl)-N,N-dimethylaniline
IUPAC Name: 4-[2-(1,3-benzoxazol-2-yl)ethenyl]-N,N-dimethylaniline | CAS Registry Number: 24675-13-6 Synonyms: NSC151861, CID289663
InChIKey: DQOPDYYQICTYEY-UHFFFAOYSA-N | ||||||||
| • 5,6-Dichloro-2-[[5,6-dichloro-1-ethyl-3-(4-sulfobutyl)benzimidazol-2-ylidene]propenyl]-1-ethyl-3-(4-sulfobutyl)benzimidazolium inner salt sodium salt
IUPAC Name: sodium 4-[5,6-dichloro-2-[(E,3E)-3-[5,6-dichloro-1-ethyl-3-(4-sulfonatobutyl)benzimidazol-2-ylidene]prop-1-enyl]-3-ethylbenzimidazol-1-ium-1-yl]butane-1-sulfonate | CAS Registry Number: 18462-64-1 Synonyms: EINECS 242-344-6, CID5489979, 1H-Benzimidazolium, 5,6-dichloro-2-(3-(5,6-dichloro-1-ethyl-1,3-dihydro-3-(4-sulfobutyl)-2H-benzimidazol-2-ylidene)-1-propen-1-yl)-1-ethyl-3-(4-sulfobutyl)-, inner salt, sodium salt (1:1), 1H-Benzimidazolium, 5,6-dichloro-2-(3-(5,6-dichloro-1-ethyl-1,3-dihydro-3-(4-sulfobutyl)-2H-benzimidazol-2-ylidene)-1-propenyl)-1-ethyl-3-(4-sulfobutyl)-, inner salt, sodium salt, 76135-96-1, 898044-73-0, Hydrogen 5,6-dichloro-2-(3-(2H-benzimidazol-2-ylidene-5,6-dichloro-1-ethyl-1,3-dihydro-3-(4-sulphonatobutyl))propen-1-yl)-1-ethyl-3-(4-sulphonatobutyl)-1H-benzimidazolium, sodium salt
InChIKey: TXMPYASSIDQAKQ-UHFFFAOYSA-M | ||||||||
| • 5-[(3-Methylthiazolidin-2-ylidene)ethylidene]-4-oxo-2-thioxothiazolidin-3-acetic acid
IUPAC Name: 2-[(5Z)-5-[(2Z)-2-(3-methyl-1,3-thiazolidin-2-ylidene)ethylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetic acid | CAS Registry Number: 65152-09-2 Synonyms: MLS000703412, MolPort-001-942-492, BAS 00670021, EINECS 265-567-0, STK396547, CID1734123, SMR000273876, 3-Carboxymethyl-5-((3-methyl-2-thiazolidinylidene)-ethylidene)rhodanine, 3-Thiazolidineacetic acid, 5-((3-methyl-2-thiazolidinylidene)ethylidene)-4-oxo-2-thioxo-, 3-Thiazolidineacetic acid, 5-(2-(3-methyl-2-thiazolidinylidene)ethylidene)-4-oxo-2-thioxo-, 5-((3-Methylthiazolidin-2-ylidene)ethylidene)-4-oxo-2-thioxothiazolidin-3-acetic acid, {(5Z)-5-[(2Z)-2-(3-methyl-1,3-thiazolidin-2-ylidene)ethylidene]-4-oxo-2-thioxo-1,3-thiazolidin-3-yl}acetic acid, 5-(2-(3-Methyl-2-thiazolidinylidene)ethylidene)-3-(carboxymethyl)-2-thioxo-4-thiazolidinone
InChIKey: AMSAICQWZZDCEM-ZXCOBTLNSA-N | ||||||||
| • 5-[1-Methyl-2-(3-methylthiazolidin-2-ylidene)ethylidene]-4-oxo-2-thioxothiazolidin-3-acetic acid
IUPAC Name: 2-[(5Z)-5-[(1E)-1-(3-methyl-1,3-thiazolidin-2-ylidene)propan-2-ylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetic acid | CAS Registry Number: 25651-76-7 Synonyms: EINECS 247-164-1, CID5953362, 5-(1-Methyl-2-(3-methylthiazolidin-2-ylidene)ethylidene)-4-oxo-2-thioxothiazolidin-3-acetic acid, 3-Thiazolidineacetic acid, 5-(1-methyl-2-(3-methyl-2-thiazolidinylidene)ethylidene)-4-oxo-2-thioxo-, 5-(1-Methyl-2-(3-methyl-2-thiazolidinylidene)ethylidene)-4-oxo-2-thioxo-3-thiazolideneacetic acid
InChIKey: LNKNWPNGZMWPFA-HAMFBJRISA-N | ||||||||
| • 5-tert-Butyl-2-(2-(4-(2-(5-tert-butylbenzoxazol-2-yl)vinyl)phenyl)vinyl)benzoxazole
IUPAC Name: 5-tert-butyl-2-[2-[4-[2-(5-tert-butyl-1,3-benzoxazol-2-yl)ethenyl]phenyl]ethenyl]-1,3-benzoxazole | CAS Registry Number: 64506-22-5 Synonyms: 5-TERT-BUTYL-2-(2-(4-(2-(5-TERT-BUTYLBENZOXAZOL-2-YL)VINYL)PHENYL)VINYL)BENZOXAZOLE, KB-198664
InChIKey: UNGZKPWANFSGJU-UHFFFAOYSA-N |