BR7708220A - Processo para preparacao de uma mistura de 2-ceto-gulonato e 2-ceto-gluconato ester acetal,e processos para a preparacao do dito ester ou do dito acetal respectivamente - Google Patents
Processo para preparacao de uma mistura de 2-ceto-gulonato e 2-ceto-gluconato ester acetal,e processos para a preparacao do dito ester ou do dito acetal respectivamenteInfo
- Publication number
- BR7708220A BR7708220A BR7708220A BR7708220A BR7708220A BR 7708220 A BR7708220 A BR 7708220A BR 7708220 A BR7708220 A BR 7708220A BR 7708220 A BR7708220 A BR 7708220A BR 7708220 A BR7708220 A BR 7708220A
- Authority
- BR
- Brazil
- Prior art keywords
- keto
- preparation
- ester
- gulonate
- processes
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/62—Three oxygen atoms, e.g. ascorbic acid
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H7/00—Compounds containing non-saccharide radicals linked to saccharide radicals by a carbon-to-carbon bond
- C07H7/02—Acyclic radicals
- C07H7/027—Keto-aldonic acids
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Molecular Biology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Furan Compounds (AREA)
- Saccharide Compounds (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Seasonings (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US74950976A | 1976-12-10 | 1976-12-10 | |
| US05/843,946 US4159990A (en) | 1976-12-10 | 1977-10-20 | Reduction of 2,5-diketogluconic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7708220A true BR7708220A (pt) | 1978-08-15 |
Family
ID=27115134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7708220A BR7708220A (pt) | 1976-12-10 | 1977-12-09 | Processo para preparacao de uma mistura de 2-ceto-gulonato e 2-ceto-gluconato ester acetal,e processos para a preparacao do dito ester ou do dito acetal respectivamente |
Country Status (29)
| Country | Link |
|---|---|
| JP (1) | JPS5384916A (pt) |
| AR (1) | AR218278A1 (pt) |
| AT (1) | AT354470B (pt) |
| AU (1) | AU498866B1 (pt) |
| BR (1) | BR7708220A (pt) |
| CA (1) | CA1110637A (pt) |
| CH (1) | CH629470A5 (pt) |
| CS (1) | CS208738B2 (pt) |
| DD (1) | DD135204A5 (pt) |
| DE (1) | DE2754719C3 (pt) |
| DK (1) | DK157139C (pt) |
| ES (1) | ES464780A1 (pt) |
| FI (1) | FI773722A (pt) |
| FR (1) | FR2373511A1 (pt) |
| GB (1) | GB1561324A (pt) |
| HU (1) | HU178688B (pt) |
| IE (1) | IE46106B1 (pt) |
| IT (1) | IT1192212B (pt) |
| LU (1) | LU78666A1 (pt) |
| MX (1) | MX4533E (pt) |
| NL (1) | NL170288C (pt) |
| NO (1) | NO774233L (pt) |
| NZ (1) | NZ185917A (pt) |
| PH (1) | PH13701A (pt) |
| PL (1) | PL114409B1 (pt) |
| PT (1) | PT67381B (pt) |
| SE (1) | SE7713979L (pt) |
| TR (1) | TR19706A (pt) |
| YU (1) | YU285077A (pt) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK154649C (da) * | 1978-12-01 | 1989-05-08 | Pfizer | Fremgangsmaade til fremstilling af 2-ketogulonsyre |
-
1977
- 1977-11-28 MX MX776579U patent/MX4533E/es unknown
- 1977-11-29 PH PH20494A patent/PH13701A/en unknown
- 1977-12-02 NL NLAANVRAGE7713365,A patent/NL170288C/xx not_active IP Right Cessation
- 1977-12-03 YU YU02850/77A patent/YU285077A/xx unknown
- 1977-12-06 ES ES464780A patent/ES464780A1/es not_active Expired
- 1977-12-07 CS CS778181A patent/CS208738B2/cs unknown
- 1977-12-07 AR AR270273A patent/AR218278A1/es active
- 1977-12-08 CA CA292,668A patent/CA1110637A/en not_active Expired
- 1977-12-08 AU AU31375/77A patent/AU498866B1/en not_active Expired
- 1977-12-08 SE SE7713979A patent/SE7713979L/xx not_active Application Discontinuation
- 1977-12-08 DE DE2754719A patent/DE2754719C3/de not_active Expired
- 1977-12-09 IE IE2503/77A patent/IE46106B1/en not_active IP Right Cessation
- 1977-12-09 FR FR7737189A patent/FR2373511A1/fr active Granted
- 1977-12-09 CH CH1514877A patent/CH629470A5/fr not_active IP Right Cessation
- 1977-12-09 BR BR7708220A patent/BR7708220A/pt unknown
- 1977-12-09 PL PL1977202800A patent/PL114409B1/pl unknown
- 1977-12-09 NO NO774233A patent/NO774233L/no unknown
- 1977-12-09 PT PT67381A patent/PT67381B/pt unknown
- 1977-12-09 IT IT30544/77A patent/IT1192212B/it active
- 1977-12-09 TR TR19706A patent/TR19706A/xx unknown
- 1977-12-09 DK DK549477A patent/DK157139C/da not_active IP Right Cessation
- 1977-12-09 NZ NZ185917A patent/NZ185917A/xx unknown
- 1977-12-09 FI FI773722A patent/FI773722A/fi not_active Application Discontinuation
- 1977-12-09 HU HU77PI607A patent/HU178688B/hu unknown
- 1977-12-09 AT AT882177A patent/AT354470B/de not_active IP Right Cessation
- 1977-12-09 LU LU78666A patent/LU78666A1/xx unknown
- 1977-12-09 GB GB51415/77A patent/GB1561324A/en not_active Expired
- 1977-12-09 JP JP14803377A patent/JPS5384916A/ja active Granted
- 1977-12-12 DD DD77202532A patent/DD135204A5/xx unknown
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