FR2276295A1 - Procede de cristallisation de la nitroguanidine sous forme de microcristaux - Google Patents
Procede de cristallisation de la nitroguanidine sous forme de microcristauxInfo
- Publication number
- FR2276295A1 FR2276295A1 FR7519932A FR7519932A FR2276295A1 FR 2276295 A1 FR2276295 A1 FR 2276295A1 FR 7519932 A FR7519932 A FR 7519932A FR 7519932 A FR7519932 A FR 7519932A FR 2276295 A1 FR2276295 A1 FR 2276295A1
- Authority
- FR
- France
- Prior art keywords
- nitroguanidine
- microcrystalline
- acid soln
- prodn
- carbon dioxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- IDCPFAYURAQKDZ-UHFFFAOYSA-N 1-nitroguanidine Chemical compound NC(=N)N[N+]([O-])=O IDCPFAYURAQKDZ-UHFFFAOYSA-N 0.000 title abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title abstract 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title 2
- 239000001569 carbon dioxide Substances 0.000 title 1
- 229910002092 carbon dioxide Inorganic materials 0.000 title 1
- 239000001117 sulphuric acid Substances 0.000 title 1
- 235000011149 sulphuric acid Nutrition 0.000 title 1
- 239000000843 powder Substances 0.000 abstract 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 1
- 230000003628 erosive effect Effects 0.000 abstract 1
- 238000006386 neutralization reaction Methods 0.000 abstract 1
- 229910017604 nitric acid Inorganic materials 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C277/00—Preparation of guanidine or its derivatives, i.e. compounds containing the group, the singly-bound nitrogen atoms not being part of nitro or nitroso groups
- C07C277/08—Preparation of guanidine or its derivatives, i.e. compounds containing the group, the singly-bound nitrogen atoms not being part of nitro or nitroso groups of substituted guanidines
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C277/00—Preparation of guanidine or its derivatives, i.e. compounds containing the group, the singly-bound nitrogen atoms not being part of nitro or nitroso groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treating Waste Gases (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES427812A ES427812A1 (es) | 1974-06-28 | 1974-06-28 | Procedimiento de cristalizacion de la nitroguanidina en forma microcristalina. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2276295A1 true FR2276295A1 (fr) | 1976-01-23 |
| FR2276295B1 FR2276295B1 (enrdf_load_stackoverflow) | 1977-07-08 |
Family
ID=8467053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7519932A Granted FR2276295A1 (fr) | 1974-06-28 | 1975-06-25 | Procede de cristallisation de la nitroguanidine sous forme de microcristaux |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH599137A5 (enrdf_load_stackoverflow) |
| ES (1) | ES427812A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2276295A1 (enrdf_load_stackoverflow) |
| IT (1) | IT1039394B (enrdf_load_stackoverflow) |
-
1974
- 1974-06-28 ES ES427812A patent/ES427812A1/es not_active Expired
-
1975
- 1975-06-25 FR FR7519932A patent/FR2276295A1/fr active Granted
- 1975-06-25 IT IT24752/75A patent/IT1039394B/it active
- 1975-06-27 CH CH838975A patent/CH599137A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2276295B1 (enrdf_load_stackoverflow) | 1977-07-08 |
| ES427812A1 (es) | 1976-08-01 |
| IT1039394B (it) | 1979-12-10 |
| CH599137A5 (enrdf_load_stackoverflow) | 1978-05-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS5325284A (en) | Aerosol composition | |
| JPS5326761A (en) | Injecting device for reducing agent for nox | |
| FR2276295A1 (fr) | Procede de cristallisation de la nitroguanidine sous forme de microcristaux | |
| FR2319579A1 (fr) | Procede de precipitation selective de metaux en solution | |
| JPS51134614A (en) | Photomagnetic recorder | |
| JPS51146014A (en) | Shelf ladder for railway coach | |
| PH12508A (en) | Gas seal and silencer for use on tuyere body | |
| FR2298511A1 (fr) | Nouveau procede de fabrication industrielle d'un carbonate de calcium extra-pur | |
| JPS5229491A (en) | Process for conversion of nitrogen monoxide to nitrogen | |
| JPS5258298A (en) | Sprinkler head | |
| JPS5250428A (en) | Safeguard of radiator cap | |
| JPS5224905A (en) | Tapping method in converters | |
| JPS53106770A (en) | Polyamide formmoldings | |
| JPS5225448A (en) | Method of making heavy metal sludge indissoluble | |
| JPS51151452A (en) | Cha nge gear | |
| JPS5239027A (en) | A feedback controlled exhaust purification device | |
| JPS5229527A (en) | Fuel tank | |
| JPS51124712A (en) | A direct jet type compression ignition engine | |
| JPS529297A (en) | Method of dismantling a ship | |
| JPS5244771A (en) | Method of making plating sludge harmless | |
| JPS51141798A (en) | The recovery of useful components from ferrous ammonium sulfate | |
| JPS51116766A (en) | Self-charging lighter ignition device | |
| JPS5438211A (en) | Hot iron desulfurizing method | |
| JPS5269118A (en) | Car for elevated railway | |
| JPS53131237A (en) | Soft ion nitriding treatment method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |