BE540844A - - Google Patents
Info
- Publication number
- BE540844A BE540844A BE540844DA BE540844A BE 540844 A BE540844 A BE 540844A BE 540844D A BE540844D A BE 540844DA BE 540844 A BE540844 A BE 540844A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C245/00—Compounds containing chains of at least two nitrogen atoms with at least one nitrogen-to-nitrogen multiple bond
- C07C245/20—Diazonium compounds
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
- C07C303/22—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof from sulfonic acids, by reactions not involving the formation of sulfo or halosulfonyl groups; from sulfonic halides by reactions not involving the formation of halosulfonyl groups
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/06—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D231/08—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with oxygen or sulfur atoms directly attached to ring carbon atoms
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- 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
- C09B41/00—Special methods of performing the coupling reaction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/15—Inorganic acid or base [e.g., hcl, sulfuric acid, etc. ]
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE340831X | 1954-08-26 | ||
DEF18646A DE1008309B (de) | 1954-08-26 | 1955-10-14 | Verfahren zur kontinuierlichen Diazotierung von Aminen |
Publications (1)
Publication Number | Publication Date |
---|---|
BE540844A true BE540844A (ru) |
Family
ID=25819113
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE540844D BE540844A (ru) | 1954-08-26 | ||
BE551798D BE551798A (ru) | 1954-08-26 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE551798D BE551798A (ru) | 1954-08-26 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3117954A (ru) |
BE (2) | BE551798A (ru) |
CH (2) | CH340831A (ru) |
DE (2) | DE960205C (ru) |
FR (2) | FR1141437A (ru) |
GB (2) | GB812368A (ru) |
NL (4) | NL199874A (ru) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4246171A (en) * | 1978-09-07 | 1981-01-20 | Ciba-Geigy Corporation | Continuous diazotization process, wherein the rate of addition of inorganic nitrite is automatically controlled by polarovoltric means |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1062034B (de) * | 1955-06-13 | 1959-07-23 | Leuna Werke Veb | Verfahren zur Pruefung von festen, fluessigen oder gasfoermigen Stoffen auf Anwesenheit von Azofarbstoffe bildenden Substanzen |
FR1285286A (fr) * | 1960-12-19 | 1962-02-23 | Azote Office Nat Ind | Préparation d'acide trichlorocyanurique |
BE629326A (ru) * | 1962-03-09 | |||
GB1051614A (ru) * | 1962-06-02 | |||
DE1231251B (de) * | 1963-11-28 | 1966-12-29 | Basf Ag | Verfahren zur kontinuierlichen Herstellung von Diazoverbindungen |
CH505213A (de) * | 1968-11-07 | 1971-03-31 | Saba Gmbh | Verfahren zum Ätzen von Kupfer und Kupferlegierungen, insbesondere von kupferkaschierten Schichtpressstoffen |
US4145362A (en) | 1969-04-10 | 1979-03-20 | S.A. P R B En Neerlandais Prb N.V. | Process for the arylation of olefines |
GB1547760A (en) * | 1975-08-12 | 1979-06-27 | Ciba Geigy Ag | Control of continuos diazotisation of aromatic amines |
DE2741925A1 (de) * | 1977-09-17 | 1979-03-29 | Bayer Ag | Verfahren zur kontinuierlichen indirekten diazotierung von aromatischen aminen |
EP0003656B1 (en) * | 1978-02-14 | 1981-07-15 | Imperial Chemical Industries Plc | Process for the diazotisation of amines |
DE2825655A1 (de) * | 1978-06-12 | 1979-12-20 | Hoechst Ag | Verfahren zur kontinuierlichen diazotierung von aminen |
DE3104375A1 (de) * | 1981-02-07 | 1982-08-19 | Hoechst Ag, 6000 Frankfurt | Verfahren zur steuerung von diazotierungsreaktionen |
DE3125104A1 (de) * | 1981-06-26 | 1983-01-13 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von aryldiazosulfonaten |
JPS5910845A (ja) * | 1982-07-09 | 1984-01-20 | Sanwa Shoji Kk | 液中亜硫酸の定量法およびその定量装置 |
GB2129434B (en) * | 1982-10-08 | 1986-04-16 | Ciba Geigy Ag | Production of azo compounds |
EP0184555A3 (de) * | 1984-12-06 | 1989-11-02 | Ciba-Geigy Ag | Verfahren zur Diazotierung von Aminen |
EP0220130B1 (de) * | 1985-08-22 | 1990-03-28 | Ciba-Geigy Ag | Verfahren zur Bestimmung der Diazonium-Ionenkonzentration |
US4918168A (en) * | 1987-11-24 | 1990-04-17 | Mallinckrodt Inc. | Process for the continuous diazotization of amines in a multi-stage reactor |
US5055563A (en) * | 1990-06-13 | 1991-10-08 | Mallinckrodt Specialty Chemicals Company | Continuous preparation of aromatic diazonium fluoride salts from corresponding aromatic amines |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2478767A (en) * | 1945-10-04 | 1949-08-09 | Du Pont | Manufacture of azo compounds |
US2714104A (en) * | 1953-07-31 | 1955-07-26 | Universal Oil Prod Co | Preparation of p-alkylaminoazobenzenes |
-
0
- BE BE540844D patent/BE540844A/xx unknown
- NL NL211338D patent/NL211338A/xx unknown
- NL NL96899D patent/NL96899C/xx active
- NL NL100682D patent/NL100682C/xx active
- NL NL199874D patent/NL199874A/xx unknown
- BE BE551798D patent/BE551798A/xx unknown
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1954
- 1954-08-27 DE DEF15567A patent/DE960205C/de not_active Expired
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1955
- 1955-08-25 CH CH340831D patent/CH340831A/de unknown
- 1955-08-25 FR FR1141437D patent/FR1141437A/fr not_active Expired
- 1955-08-26 GB GB24641/55A patent/GB812368A/en not_active Expired
- 1955-10-14 DE DEF18646A patent/DE1008309B/de active Pending
-
1956
- 1956-10-13 CH CH344422D patent/CH344422A/de unknown
- 1956-10-15 FR FR70599D patent/FR70599E/fr not_active Expired
- 1956-10-15 GB GB31383/56A patent/GB844062A/en not_active Expired
-
1959
- 1959-09-25 US US842525A patent/US3117954A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4246171A (en) * | 1978-09-07 | 1981-01-20 | Ciba-Geigy Corporation | Continuous diazotization process, wherein the rate of addition of inorganic nitrite is automatically controlled by polarovoltric means |
Also Published As
Publication number | Publication date |
---|---|
US3117954A (en) | 1964-01-14 |
NL199874A (ru) | |
CH340831A (de) | 1959-09-15 |
CH344422A (de) | 1960-02-15 |
NL100682C (ru) | |
NL211338A (ru) | |
FR1141437A (fr) | 1957-09-02 |
NL96899C (ru) | |
DE960205C (de) | 1957-03-21 |
GB844062A (en) | 1960-08-10 |
FR70599E (fr) | 1959-05-29 |
BE551798A (ru) | |
DE1008309B (de) | 1957-05-16 |
GB812368A (en) | 1959-04-22 |