SU1549025A1 - METHOD OF OBTAINING 3-METHYL-5-NITROTETRAHYDRO-1,3-OXAZINE - Google Patents
METHOD OF OBTAINING 3-METHYL-5-NITROTETRAHYDRO-1,3-OXAZINEInfo
- Publication number
- SU1549025A1 SU1549025A1 SU4432213/04A SU4432213A SU1549025A1 SU 1549025 A1 SU1549025 A1 SU 1549025A1 SU 4432213/04 A SU4432213/04 A SU 4432213/04A SU 4432213 A SU4432213 A SU 4432213A SU 1549025 A1 SU1549025 A1 SU 1549025A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- oxazine
- methyl
- nitrotetrahydro
- obtaining
- nitropropanediol
- Prior art date
Links
Landscapes
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Способ получения 3-метил-5-нитро-тетрагидро-1,3-оксазина взаимодействием 2-гидроксиметил-2-нитропропандиола-1,3 с формальдегидом и метиламином в водной среде в присутствии в качестве катализатора карбоната натрия при нагревании, отличающийся тем, что, с целью повышения выхода целевого продукта и упрощения технологии процесса, нагревание проводят при 75 - 80C.The method of producing 3-methyl-5-nitro-tetrahydro-1,3-oxazine by reacting 2-hydroxymethyl-2-nitropropanediol-1,3 with formaldehyde and methylamine in an aqueous medium in the presence of sodium carbonate as a catalyst when heated, characterized in that , in order to increase the yield of the target product and simplify the process, heating is carried out at 75 - 80C.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU4432213/04A SU1549025A1 (en) | 1988-05-30 | 1988-05-30 | METHOD OF OBTAINING 3-METHYL-5-NITROTETRAHYDRO-1,3-OXAZINE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU4432213/04A SU1549025A1 (en) | 1988-05-30 | 1988-05-30 | METHOD OF OBTAINING 3-METHYL-5-NITROTETRAHYDRO-1,3-OXAZINE |
Publications (1)
Publication Number | Publication Date |
---|---|
SU1549025A1 true SU1549025A1 (en) | 2000-02-27 |
Family
ID=60528928
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU4432213/04A SU1549025A1 (en) | 1988-05-30 | 1988-05-30 | METHOD OF OBTAINING 3-METHYL-5-NITROTETRAHYDRO-1,3-OXAZINE |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU1549025A1 (en) |
-
1988
- 1988-05-30 SU SU4432213/04A patent/SU1549025A1/en active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE7903001L (en) | CONTINUOUS CELLULOUS ASSOCIATION PROCESS | |
ES424859A1 (en) | Process for the manufacture of 2-arylamino-2-imidazoline derivatives and their salts | |
ATE70832T1 (en) | PROCESS FOR THE PREPARATION OF 2-(4-FLUORPHENYL)ALPHA-METHYL-5-BENZOXAZOLESSIGS|URE. | |
SU1549025A1 (en) | METHOD OF OBTAINING 3-METHYL-5-NITROTETRAHYDRO-1,3-OXAZINE | |
ES551038A0 (en) | PROCEDURE FOR PREPARING 2-ALKYL-1,4-BUTANODIAL | |
DE3262622D1 (en) | Preparation of a glutaraldehyde precursor | |
GR861621B (en) | Method for preparing the meldrum acid | |
ES476420A1 (en) | Process for the preparation of o-phthalic aldehydes optionally having several substituents. | |
SU1553530A1 (en) | Method of producing pyridine-2-carboxamide | |
SU1016286A1 (en) | Process for preparing 1,3-oxythiolan-2-one | |
SU1011643A1 (en) | Process for preparing 1-methyl-5-amino-4-nitroimidazole | |
ATE2895T1 (en) | PROCESS FOR PRODUCTION OF 4-HYDROXY-CARBAZOLE. | |
JPS53127586A (en) | Production of acrylamide polymer | |
ES475807A1 (en) | 1-Hydrocarbyl-pyrrole-2-acetic acid derivatives and their production | |
SU497280A1 (en) | The method of obtaining 1,1,3,3-tetraethoxy2,2-dimethylpropane | |
SU457701A1 (en) | Method for producing quinaldinic acid | |
SU1089912A1 (en) | METHOD FOR PRODUCING TRICHLORETHYLENE | |
SU582252A1 (en) | Method of preparing 5-phenacyl-1,3-imidazole-2,4-dione derivatives | |
SU1790157A1 (en) | METHOD OF OBTAINING PETROLUMIC ACID | |
JPS52142025A (en) | Production of resorcine | |
SU508050A1 (en) | METHOD OF OBTAINING ISOPRENE | |
EP0058070A3 (en) | Process for preparing pirbuterol | |
ES465045A1 (en) | Procedure for preparing starch hydrolysis (Machine-translation by Google Translate, not legally binding) | |
JPS53127587A (en) | Production of acrylamide polymer | |
SU1824967A1 (en) | METHOD OF OBTAINING CELLULOSE |