BE526034A - - Google Patents
Info
- Publication number
- BE526034A BE526034A BE526034DA BE526034A BE 526034 A BE526034 A BE 526034A BE 526034D A BE526034D A BE 526034DA BE 526034 A BE526034 A BE 526034A
- Authority
- BE
- Belgium
- Prior art keywords
- residue
- formula
- group
- dyes
- coupling
- Prior art date
Links
- 239000000975 dye Substances 0.000 claims description 56
- 230000001808 coupling Effects 0.000 claims description 23
- 238000010168 coupling process Methods 0.000 claims description 23
- 238000005859 coupling reaction Methods 0.000 claims description 23
- 125000000565 sulfonamide group Chemical group 0.000 claims description 18
- 230000001264 neutralization Effects 0.000 claims description 12
- 125000001931 aliphatic group Chemical group 0.000 claims description 11
- NYGZLYXAPMMJTE-UHFFFAOYSA-M metanil yellow Chemical group [Na+].[O-]S(=O)(=O)C1=CC=CC(N=NC=2C=CC(NC=3C=CC=CC=3)=CC=2)=C1 NYGZLYXAPMMJTE-UHFFFAOYSA-M 0.000 claims description 8
- 230000002378 acidificating Effects 0.000 claims description 7
- 125000002252 acyl group Chemical group 0.000 claims description 7
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 claims description 7
- 125000005843 halogen group Chemical group 0.000 claims description 7
- 125000003118 aryl group Chemical group 0.000 claims description 6
- 230000000875 corresponding Effects 0.000 claims description 6
- 150000008049 diazo compounds Chemical class 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 229910052801 chlorine Inorganic materials 0.000 claims description 4
- 238000004043 dyeing Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 150000002790 naphthalenes Chemical class 0.000 claims description 2
- 150000001555 benzenes Chemical class 0.000 claims 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims 2
- ZRHUHDUEXWHZMA-UHFFFAOYSA-N 1,4-dihydropyrazol-5-one Chemical compound O=C1CC=NN1 ZRHUHDUEXWHZMA-UHFFFAOYSA-N 0.000 claims 1
- 150000001412 amines Chemical class 0.000 claims 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 20
- 239000002253 acid Substances 0.000 description 18
- 239000000243 solution Substances 0.000 description 16
- -1 aromatic carboxylic acids Chemical class 0.000 description 15
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 13
- QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 12
- FSWYPKXSWMHLRG-UHFFFAOYSA-N benzenesulfonylazanide Chemical compound [NH-]S(=O)(=O)C1=CC=CC=C1 FSWYPKXSWMHLRG-UHFFFAOYSA-N 0.000 description 12
- 210000002268 Wool Anatomy 0.000 description 11
- VEXZGXHMUGYJMC-UHFFFAOYSA-N HCl Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 239000000460 chlorine Substances 0.000 description 7
- 238000006193 diazotization reaction Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 238000005406 washing Methods 0.000 description 6
- LPXPTNMVRIOKMN-UHFFFAOYSA-M Sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 5
- 125000001309 chloro group Chemical group Cl* 0.000 description 5
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 5
- 239000001187 sodium carbonate Substances 0.000 description 5
- 229910000029 sodium carbonate Inorganic materials 0.000 description 5
- BRKFTWHPLMMNHF-UHFFFAOYSA-N 5-amino-2-methylbenzenesulfonic acid Chemical compound CC1=CC=C(N)C=C1S(O)(=O)=O BRKFTWHPLMMNHF-UHFFFAOYSA-N 0.000 description 4
- 150000007513 acids Chemical class 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- VMHLLURERBWHNL-UHFFFAOYSA-M sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 4
- 239000001632 sodium acetate Substances 0.000 description 4
- 235000017281 sodium acetate Nutrition 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- NJJVRWBREKHQFA-UHFFFAOYSA-N (4-methylphenyl)sulfonylazanide Chemical compound CC1=CC=C(S([NH-])(=O)=O)C=C1 NJJVRWBREKHQFA-UHFFFAOYSA-N 0.000 description 3
- 229940093912 Gynecological Sulfonamides Drugs 0.000 description 3
- HVBSAKJJOYLTQU-UHFFFAOYSA-N Sulfanilic acid Chemical compound NC1=CC=C(S(O)(=O)=O)C=C1 HVBSAKJJOYLTQU-UHFFFAOYSA-N 0.000 description 3
- 238000005917 acylation reaction Methods 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Substances C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- DLFVBJFMPXGRIB-UHFFFAOYSA-M ethanimidate Chemical compound CC([O-])=N DLFVBJFMPXGRIB-UHFFFAOYSA-M 0.000 description 3
- BHCIMCRJASNJHZ-UHFFFAOYSA-N ethylsulfonylazanide Chemical compound CCS([NH-])(=O)=O BHCIMCRJASNJHZ-UHFFFAOYSA-N 0.000 description 3
- 229940079867 intestinal antiinfectives Sulfonamides Drugs 0.000 description 3
- 229940005938 ophthalmologic antiinfectives Sulfonamides Drugs 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 150000003456 sulfonamides Chemical class 0.000 description 3
- XTHPWXDJESJLNJ-UHFFFAOYSA-N sulfurochloridic acid Chemical compound OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 description 3
- 229940026752 topical Sulfonamides Drugs 0.000 description 3
- XYIBRDXRRQCHLP-UHFFFAOYSA-N Ethyl acetoacetate Chemical compound CCOC(=O)CC(C)=O XYIBRDXRRQCHLP-UHFFFAOYSA-N 0.000 description 2
- AJDUTMFFZHIJEM-UHFFFAOYSA-N N-(9,10-dioxoanthracen-1-yl)-4-[4-[[4-[4-[(9,10-dioxoanthracen-1-yl)carbamoyl]phenyl]phenyl]diazenyl]phenyl]benzamide Chemical compound O=C1C2=CC=CC=C2C(=O)C2=C1C=CC=C2NC(=O)C(C=C1)=CC=C1C(C=C1)=CC=C1N=NC(C=C1)=CC=C1C(C=C1)=CC=C1C(=O)NC1=CC=CC2=C1C(=O)C1=CC=CC=C1C2=O AJDUTMFFZHIJEM-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M NaHCO3 Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- SCVFZCLFOSHCOH-UHFFFAOYSA-M Potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 125000003545 alkoxy group Chemical group 0.000 description 2
- 239000000987 azo dye Substances 0.000 description 2
- 150000001805 chlorine compounds Chemical class 0.000 description 2
- 150000002429 hydrazines Chemical class 0.000 description 2
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Chemical compound O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- JEXVQSWXXUJEMA-UHFFFAOYSA-N pyrazol-3-one Chemical class O=C1C=CN=N1 JEXVQSWXXUJEMA-UHFFFAOYSA-N 0.000 description 2
- WTKZEGDFNFYCGP-UHFFFAOYSA-N pyrazole Chemical class C=1C=NNC=1 WTKZEGDFNFYCGP-UHFFFAOYSA-N 0.000 description 2
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 2
- 235000010288 sodium nitrite Nutrition 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 229950000244 sulfanilic acid Drugs 0.000 description 2
- 239000001043 yellow dye Substances 0.000 description 2
- JWAZRIHNYRIHIV-UHFFFAOYSA-N 2-Naphthol Chemical compound C1=CC=CC2=CC(O)=CC=C21 JWAZRIHNYRIHIV-UHFFFAOYSA-N 0.000 description 1
- FLIOATBXVNLPLK-UHFFFAOYSA-N 3-amino-4-methoxybenzenesulfonic acid Chemical compound COC1=CC=C(S(O)(=O)=O)C=C1N FLIOATBXVNLPLK-UHFFFAOYSA-N 0.000 description 1
- QRRXGUYBWCPMGI-UHFFFAOYSA-N 3-amino-N-(benzenesulfonyl)benzenesulfonamide Chemical compound NC1=CC=CC(S(=O)(=O)NS(=O)(=O)C=2C=CC=CC=2)=C1 QRRXGUYBWCPMGI-UHFFFAOYSA-N 0.000 description 1
- ZAJAQTYSTDTMCU-UHFFFAOYSA-N 3-aminobenzenesulfonic acid Chemical compound NC1=CC=CC(S(O)(=O)=O)=C1 ZAJAQTYSTDTMCU-UHFFFAOYSA-N 0.000 description 1
- 125000000242 4-chlorobenzoyl group Chemical group ClC1=CC=C(C(=O)*)C=C1 0.000 description 1
- HGWQOFDAUWCQDA-UHFFFAOYSA-N 4-hydroxynaphthalene-1-sulfonic acid Chemical compound C1=CC=C2C(O)=CC=C(S(O)(=O)=O)C2=C1 HGWQOFDAUWCQDA-UHFFFAOYSA-N 0.000 description 1
- GBWNQBBVSVGAAL-UHFFFAOYSA-N 5-aminobenzene-1,3-disulfonic acid Chemical compound NC1=CC(S(O)(=O)=O)=CC(S(O)(=O)=O)=C1 GBWNQBBVSVGAAL-UHFFFAOYSA-N 0.000 description 1
- HBZVNWNSRNTWPS-UHFFFAOYSA-N 6-amino-4-hydroxynaphthalene-2-sulfonic acid Chemical compound C1=C(S(O)(=O)=O)C=C(O)C2=CC(N)=CC=C21 HBZVNWNSRNTWPS-UHFFFAOYSA-N 0.000 description 1
- SEMRCUIXRUXGJX-UHFFFAOYSA-N 6-aminonaphthalene-2-sulfonic acid Chemical compound C1=C(S(O)(=O)=O)C=CC2=CC(N)=CC=C21 SEMRCUIXRUXGJX-UHFFFAOYSA-N 0.000 description 1
- VVPHSMHEYVOVLH-UHFFFAOYSA-N 6-hydroxynaphthalene-2-sulfonic acid Chemical compound C1=C(S(O)(=O)=O)C=CC2=CC(O)=CC=C21 VVPHSMHEYVOVLH-UHFFFAOYSA-N 0.000 description 1
- 241000219495 Betulaceae Species 0.000 description 1
- UOLJOMSSSIYGCZ-UHFFFAOYSA-N C(C1=CC=CC=C1)(=O)NS(=O)(=O)C=1C=C(C=CC1OC)N Chemical compound C(C1=CC=CC=C1)(=O)NS(=O)(=O)C=1C=C(C=CC1OC)N UOLJOMSSSIYGCZ-UHFFFAOYSA-N 0.000 description 1
- QEUPFISGJXEEGI-UHFFFAOYSA-N C1(=CC=CC=C1)S(=O)(=O)NS(=O)(=O)C1=C(C=CC(=C1)C)N Chemical compound C1(=CC=CC=C1)S(=O)(=O)NS(=O)(=O)C1=C(C=CC(=C1)C)N QEUPFISGJXEEGI-UHFFFAOYSA-N 0.000 description 1
- JZEMWPDXKQPACX-UHFFFAOYSA-N C1(=CC=CC=C1)S(=O)(=O)NS(=O)(=O)C=1C=C(C(=CC1)Cl)N Chemical compound C1(=CC=CC=C1)S(=O)(=O)NS(=O)(=O)C=1C=C(C(=CC1)Cl)N JZEMWPDXKQPACX-UHFFFAOYSA-N 0.000 description 1
- ILMXBGHERFPKQI-UHFFFAOYSA-N CC1=CC=C(C=C1)S(=O)(=O)NS(=O)(=O)C1=C2C=CC=NC2=C(O)C=C1 Chemical compound CC1=CC=C(C=C1)S(=O)(=O)NS(=O)(=O)C1=C2C=CC=NC2=C(O)C=C1 ILMXBGHERFPKQI-UHFFFAOYSA-N 0.000 description 1
- PHSXBZMEOOTMTJ-UHFFFAOYSA-N ClC1=CC=C(C=C1)S(=O)(=O)[NH-] Chemical compound ClC1=CC=C(C=C1)S(=O)(=O)[NH-] PHSXBZMEOOTMTJ-UHFFFAOYSA-N 0.000 description 1
- QELUYTUMUWHWMC-UHFFFAOYSA-N Edaravone Chemical compound O=C1CC(C)=NN1C1=CC=CC=C1 QELUYTUMUWHWMC-UHFFFAOYSA-N 0.000 description 1
- FFRBMBIXVSCUFS-UHFFFAOYSA-N Martius yellow Chemical compound C1=CC=C2C(O)=C([N+]([O-])=O)C=C([N+]([O-])=O)C2=C1 FFRBMBIXVSCUFS-UHFFFAOYSA-N 0.000 description 1
- WRQNANDWMGAFTP-UHFFFAOYSA-N Methylacetoacetic acid Chemical group COC(=O)CC(C)=O WRQNANDWMGAFTP-UHFFFAOYSA-N 0.000 description 1
- 210000001331 Nose Anatomy 0.000 description 1
- 229910005948 SO2Cl Inorganic materials 0.000 description 1
- FDDDEECHVMSUSB-UHFFFAOYSA-N Sulfanilamide Chemical compound NC1=CC=C(S(N)(=O)=O)C=C1 FDDDEECHVMSUSB-UHFFFAOYSA-N 0.000 description 1
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
- 125000004442 acylamino group Chemical group 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 150000008431 aliphatic amides Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000003973 alkyl amines Chemical class 0.000 description 1
- 125000004422 alkyl sulphonamide group Chemical group 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 230000001034 aminogenic Effects 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 229940051880 analgesics and antipyretics Pyrazolones Drugs 0.000 description 1
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 1
- 150000008430 aromatic amides Chemical class 0.000 description 1
- 150000004982 aromatic amines Chemical class 0.000 description 1
- 125000000751 azo group Chemical group [*]N=N[*] 0.000 description 1
- KXDAEFPNCMNJSK-UHFFFAOYSA-M benzenecarboximidate Chemical compound [NH-]C(=O)C1=CC=CC=C1 KXDAEFPNCMNJSK-UHFFFAOYSA-M 0.000 description 1
- 125000003236 benzoyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C(*)=O 0.000 description 1
- 229950011260 betanaphthol Drugs 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M bisulfite Chemical class OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 125000004063 butyryl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000027326 copulation Effects 0.000 description 1
- 150000001989 diazonium salts Chemical class 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- ZCRZCMUDOWDGOB-UHFFFAOYSA-N ethanesulfonimidic acid Chemical group CCS(N)(=O)=O ZCRZCMUDOWDGOB-UHFFFAOYSA-N 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 125000004170 methylsulfonyl group Chemical group [H]C([H])([H])S(*)(=O)=O 0.000 description 1
- YGYSYVIYOVIODP-UHFFFAOYSA-N methylsulfonylazanide Chemical compound CS([NH-])(=O)=O YGYSYVIYOVIODP-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L na2so4 Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 150000002829 nitrogen Chemical group 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 125000003170 phenylsulfonyl group Chemical group C1(=CC=CC=C1)S(=O)(=O)* 0.000 description 1
- 235000011056 potassium acetate Nutrition 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229940001607 sodium bisulfite Drugs 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000001119 stannous chloride Substances 0.000 description 1
- 235000011150 stannous chloride Nutrition 0.000 description 1
- 229940013123 stannous chloride Drugs 0.000 description 1
- 229960001663 sulfanilamide Drugs 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 1
- FWPIDFUJEMBDLS-UHFFFAOYSA-L tin dichloride dihydrate Chemical compound O.O.Cl[Sn]Cl FWPIDFUJEMBDLS-UHFFFAOYSA-L 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N tin hydride Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000001131 transforming Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B62/00—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves
- C09B62/44—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group not directly attached to a heterocyclic ring
- C09B62/62—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group not directly attached to a heterocyclic ring the reactive group being an ethylenimino or N—acylated ethylenimino group or a —CO—NH—CH2—CH2—X group, wherein X is a halogen atom, a quaternary ammonium group or O—acyl and acyl is derived from an organic or inorganic acid, or a beta—substituted ethylamine group
- C09B62/66—Azo dyes
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE526034A true BE526034A (de) |
Family
ID=160121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE526034D BE526034A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE526034A (de) |
-
0
- BE BE526034D patent/BE526034A/fr unknown
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