BE819019A - 4-hydroxyphenyl-1,3-dioxo-2-indenylidene-acetonitriles et leur procede de fabrication - Google Patents
4-hydroxyphenyl-1,3-dioxo-2-indenylidene-acetonitriles et leur procede de fabricationInfo
- Publication number
- BE819019A BE819019A BE147760A BE147760A BE819019A BE 819019 A BE819019 A BE 819019A BE 147760 A BE147760 A BE 147760A BE 147760 A BE147760 A BE 147760A BE 819019 A BE819019 A BE 819019A
- Authority
- BE
- Belgium
- Prior art keywords
- indenylidene
- acetonitriles
- dioxo
- hydroxyphenyl
- manufacturing process
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
- G01N31/221—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating pH value
-
- 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
- Y10T436/13—Tracers or tags
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Biophysics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1192173A CH583689A5 (fr) | 1973-08-20 | 1973-08-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE819019A true BE819019A (fr) | 1975-02-20 |
Family
ID=4378185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE147760A BE819019A (fr) | 1973-08-20 | 1974-08-20 | 4-hydroxyphenyl-1,3-dioxo-2-indenylidene-acetonitriles et leur procede de fabrication |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3948969A (fr) |
| JP (1) | JPS5049266A (fr) |
| AT (1) | AT330158B (fr) |
| BE (1) | BE819019A (fr) |
| CA (1) | CA1032181A (fr) |
| CH (1) | CH583689A5 (fr) |
| CS (1) | CS172283B2 (fr) |
| DD (1) | DD117873A5 (fr) |
| DE (1) | DE2429424A1 (fr) |
| FR (1) | FR2241539B1 (fr) |
| GB (1) | GB1415130A (fr) |
| IT (1) | IT1019043B (fr) |
| NL (1) | NL7410440A (fr) |
-
1973
- 1973-08-20 CH CH1192173A patent/CH583689A5/xx not_active IP Right Cessation
-
1974
- 1974-06-19 DE DE2429424A patent/DE2429424A1/de active Pending
- 1974-07-03 GB GB2946374A patent/GB1415130A/en not_active Expired
- 1974-08-02 NL NL7410440A patent/NL7410440A/xx not_active Application Discontinuation
- 1974-08-06 JP JP49090679A patent/JPS5049266A/ja active Pending
- 1974-08-14 IT IT52618/74A patent/IT1019043B/it active
- 1974-08-16 CS CS5736A patent/CS172283B2/cs unknown
- 1974-08-16 DD DD180544A patent/DD117873A5/xx unknown
- 1974-08-16 US US05/498,115 patent/US3948969A/en not_active Expired - Lifetime
- 1974-08-19 AT AT674274A patent/AT330158B/de not_active IP Right Cessation
- 1974-08-20 BE BE147760A patent/BE819019A/fr unknown
- 1974-08-20 FR FR7428599A patent/FR2241539B1/fr not_active Expired
- 1974-08-20 CA CA207,374A patent/CA1032181A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2429424A1 (de) | 1975-03-06 |
| AT330158B (de) | 1976-06-25 |
| NL7410440A (nl) | 1975-02-24 |
| JPS5049266A (fr) | 1975-05-01 |
| DD117873A5 (fr) | 1976-02-05 |
| IT1019043B (it) | 1977-11-10 |
| FR2241539B1 (fr) | 1979-01-05 |
| GB1415130A (en) | 1975-11-26 |
| FR2241539A1 (fr) | 1975-03-21 |
| ATA674274A (de) | 1975-09-15 |
| CH583689A5 (fr) | 1977-01-14 |
| CA1032181A (fr) | 1978-05-30 |
| CS172283B2 (fr) | 1976-12-29 |
| US3948969A (en) | 1976-04-06 |
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