NL7500530A - PROCEDURE FOR PREPARING NEW ISOCYANATES. - Google Patents
PROCEDURE FOR PREPARING NEW ISOCYANATES.Info
- Publication number
- NL7500530A NL7500530A NL7500530A NL7500530A NL7500530A NL 7500530 A NL7500530 A NL 7500530A NL 7500530 A NL7500530 A NL 7500530A NL 7500530 A NL7500530 A NL 7500530A NL 7500530 A NL7500530 A NL 7500530A
- Authority
- NL
- Netherlands
- Prior art keywords
- procedure
- preparing new
- isocyanates
- new isocyanates
- preparing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C265/00—Derivatives of isocyanic acid
- C07C265/16—Derivatives of isocyanic acid having isocyanate groups acylated
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
- C07C273/1809—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety
- C07C273/1818—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety from -N=C=O and XNR'R"
- C07C273/1827—X being H
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2402578A DE2402578A1 (en) | 1974-01-19 | 1974-01-19 | Halogenated acylisocyanates - prepd. by reacting unsatd. amides with halogens and reacting prods. with oxalyl chloride |
| DE19742457673 DE2457673A1 (en) | 1974-12-06 | 1974-12-06 | Substd. 2,3-dihalopropionyl isocyanates - fungicides and fungicide intermediates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7500530A true NL7500530A (en) | 1975-07-22 |
Family
ID=25766481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7500530A NL7500530A (en) | 1974-01-19 | 1975-01-16 | PROCEDURE FOR PREPARING NEW ISOCYANATES. |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS50111024A (en) |
| DK (1) | DK13275A (en) |
| FR (1) | FR2258373B1 (en) |
| GB (1) | GB1503931A (en) |
| LU (1) | LU71672A1 (en) |
| NL (1) | NL7500530A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2426919A1 (en) * | 1978-05-26 | 1979-12-21 | Thomson Csf | Light source to multimode optical fibre coupler - has incoming monomode fibres conically tapered and attached around circumference of common fibre |
-
1975
- 1975-01-16 NL NL7500530A patent/NL7500530A/en unknown
- 1975-01-17 FR FR7501530A patent/FR2258373B1/fr not_active Expired
- 1975-01-17 GB GB208475A patent/GB1503931A/en not_active Expired
- 1975-01-17 JP JP717475A patent/JPS50111024A/ja active Pending
- 1975-01-17 LU LU71672A patent/LU71672A1/xx unknown
- 1975-01-17 DK DK13275A patent/DK13275A/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2258373A1 (en) | 1975-08-18 |
| FR2258373B1 (en) | 1979-02-23 |
| GB1503931A (en) | 1978-03-15 |
| LU71672A1 (en) | 1975-12-09 |
| DK13275A (en) | 1975-09-15 |
| JPS50111024A (en) | 1975-09-01 |
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