DE84609C - - Google Patents

Info

Publication number

DE84609C

DE84609C DENDAT84609D DE84609DA DE84609C DE 84609 C DE84609 C DE 84609C DE NDAT84609 D DENDAT84609 D DE NDAT84609D DE 84609D A DE84609D A DE 84609DA DE 84609 C DE84609 C DE 84609C

Authority

DE

Germany

Prior art keywords

amidoazotoluene

solution

amidoazobenzene

nitrosamines

dye

Prior art date

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

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• HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 25
• 239000000243 solution Substances 0.000 claims description 15
• 235000011121 sodium hydroxide Nutrition 0.000 claims description 9
• 150000008049 diazo compounds Chemical class 0.000 claims description 7
• 150000004005 nitrosamines Chemical class 0.000 claims description 7
• JWAZRIHNYRIHIV-UHFFFAOYSA-N 2-naphthol Chemical compound C1=CC=CC2=CC(O)=CC=C21 JWAZRIHNYRIHIV-UHFFFAOYSA-N 0.000 claims description 4
• 238000000034 method Methods 0.000 claims description 4
• 239000000203 mixture Substances 0.000 claims description 4
• 239000012670 alkaline solution Substances 0.000 claims description 3
• 239000003518 caustics Substances 0.000 claims description 3
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
• 150000003839 salts Chemical class 0.000 claims description 2
• 125000003368 amide group Chemical group 0.000 claims 1
• 238000004040 coloring Methods 0.000 claims 1
• KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 7
• 239000000975 dye Substances 0.000 description 6
• 239000013078 crystal Substances 0.000 description 5
• 159000000000 sodium salts Chemical class 0.000 description 5
• XKLJHFLUAHKGGU-UHFFFAOYSA-N nitrous amide Chemical compound ON=N XKLJHFLUAHKGGU-UHFFFAOYSA-N 0.000 description 4
• 239000003513 alkali Substances 0.000 description 3
• -1 alkali metal salts Chemical class 0.000 description 3
• 238000001816 cooling Methods 0.000 description 3
• 239000000155 melt Substances 0.000 description 3
• 238000003756 stirring Methods 0.000 description 3
• ZYECOAILUNWEAL-NUDFZHEQSA-N (4z)-4-[[2-methoxy-5-(phenylcarbamoyl)phenyl]hydrazinylidene]-n-(3-nitrophenyl)-3-oxonaphthalene-2-carboxamide Chemical compound COC1=CC=C(C(=O)NC=2C=CC=CC=2)C=C1N\N=C(C1=CC=CC=C1C=1)/C(=O)C=1C(=O)NC1=CC=CC([N+]([O-])=O)=C1 ZYECOAILUNWEAL-NUDFZHEQSA-N 0.000 description 2
• OKYPMDJNCOGEAA-UHFFFAOYSA-N [N-]=[N+]=C1C=CC=CC1N=NC1=CC=CC=C1.Cl Chemical compound [N-]=[N+]=C1C=CC=CC1N=NC1=CC=CC=C1.Cl OKYPMDJNCOGEAA-UHFFFAOYSA-N 0.000 description 2
• 230000002378 acidificating effect Effects 0.000 description 2
• 229910052783 alkali metal Inorganic materials 0.000 description 2
• 150000001447 alkali salts Chemical class 0.000 description 2
• 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 description 2
• 235000011118 potassium hydroxide Nutrition 0.000 description 2
• ZUJURJDZOPMJPH-UHFFFAOYSA-N 5-diazocyclohexa-1,3-diene;hydrochloride Chemical compound Cl.[N-]=[N+]=C1CC=CC=C1 ZUJURJDZOPMJPH-UHFFFAOYSA-N 0.000 description 1
• 235000005811 Viola adunca Nutrition 0.000 description 1
• 240000009038 Viola odorata Species 0.000 description 1
• 235000013487 Viola odorata Nutrition 0.000 description 1
• 235000002254 Viola papilionacea Nutrition 0.000 description 1
• DMLAVOWQYNRWNQ-UHFFFAOYSA-N azobenzene Chemical compound C1=CC=CC=C1N=NC1=CC=CC=C1 DMLAVOWQYNRWNQ-UHFFFAOYSA-N 0.000 description 1
• 239000002585 base Substances 0.000 description 1
• 230000015572 biosynthetic process Effects 0.000 description 1
• 239000001045 blue dye Substances 0.000 description 1
• 239000000835 fiber Substances 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• VEXZGXHMUGYJMC-UHFFFAOYSA-N hydrochloric acid Substances Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
• ZNYPFGRLOVXIFH-UHFFFAOYSA-N naphthalen-2-ol;sodium Chemical compound [Na].C1=CC=CC2=CC(O)=CC=C21 ZNYPFGRLOVXIFH-UHFFFAOYSA-N 0.000 description 1
• 238000001953 recrystallisation Methods 0.000 description 1
• 239000001044 red dye Substances 0.000 description 1