NL50372C - - Google Patents
Info
- Publication number
- NL50372C NL50372C NL50372DA NL50372C NL 50372 C NL50372 C NL 50372C NL 50372D A NL50372D A NL 50372DA NL 50372 C NL50372 C NL 50372C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
- C07C309/01—Sulfonic acids
- C07C309/28—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C309/45—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton
- C07C309/48—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton the carbon skeleton being further substituted by halogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE208002X | 1937-09-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL50372C true NL50372C (zh) |
Family
ID=5793997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL50372D NL50372C (zh) | 1937-09-17 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2266228A (zh) |
| CH (2) | CH221829A (zh) |
| FR (1) | FR842442A (zh) |
| GB (1) | GB517673A (zh) |
| NL (1) | NL50372C (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2535337C2 (de) * | 1975-08-07 | 1985-02-07 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von 1-Amino-naphthalin-7-sulfonsäure |
-
0
- NL NL50372D patent/NL50372C/xx active
-
1938
- 1938-07-20 CH CH221829D patent/CH221829A/de unknown
- 1938-07-20 CH CH208002D patent/CH208002A/de unknown
- 1938-08-03 GB GB22943/38A patent/GB517673A/en not_active Expired
- 1938-08-22 FR FR842442D patent/FR842442A/fr not_active Expired
- 1938-09-13 US US229703A patent/US2266228A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR842442A (fr) | 1939-06-12 |
| CH208002A (de) | 1939-12-31 |
| US2266228A (en) | 1941-12-16 |
| CH221829A (de) | 1942-06-15 |
| GB517673A (en) | 1940-02-06 |