GB1433535A - Process for the manufacture of diglycolic acid - Google Patents
Process for the manufacture of diglycolic acidInfo
- Publication number
- GB1433535A GB1433535A GB4214173A GB4214173A GB1433535A GB 1433535 A GB1433535 A GB 1433535A GB 4214173 A GB4214173 A GB 4214173A GB 4214173 A GB4214173 A GB 4214173A GB 1433535 A GB1433535 A GB 1433535A
- Authority
- GB
- United Kingdom
- Prior art keywords
- diglycolic acid
- manufacture
- sept
- diethylene glycol
- nitric acid
- 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.)
- Expired
Links
- QEVGZEDELICMKH-UHFFFAOYSA-N Diglycolic acid Chemical compound OC(=O)COCC(O)=O QEVGZEDELICMKH-UHFFFAOYSA-N 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 abstract 6
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 2
- 229910017604 nitric acid Inorganic materials 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 230000035484 reaction time Effects 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/27—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with oxides of nitrogen or nitrogen-containing mineral acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722244243 DE2244243A1 (de) | 1972-09-08 | 1972-09-08 | Verfahren zur herstellung von diglykolsaeure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1433535A true GB1433535A (en) | 1976-04-28 |
Family
ID=5855852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4214173A Expired GB1433535A (en) | 1972-09-08 | 1973-09-07 | Process for the manufacture of diglycolic acid |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS4966626A (enrdf_load_stackoverflow) |
| AT (1) | AT322527B (enrdf_load_stackoverflow) |
| BE (1) | BE804578A (enrdf_load_stackoverflow) |
| CH (1) | CH587214A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2244243A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2198922B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1433535A (enrdf_load_stackoverflow) |
| IT (1) | IT1008032B (enrdf_load_stackoverflow) |
| NL (1) | NL7312214A (enrdf_load_stackoverflow) |
-
1972
- 1972-09-08 DE DE19722244243 patent/DE2244243A1/de active Pending
-
1973
- 1973-09-04 NL NL7312214A patent/NL7312214A/xx unknown
- 1973-09-06 JP JP10070573A patent/JPS4966626A/ja active Pending
- 1973-09-07 BE BE135416A patent/BE804578A/xx unknown
- 1973-09-07 CH CH1291873A patent/CH587214A5/xx not_active IP Right Cessation
- 1973-09-07 AT AT777773A patent/AT322527B/de not_active IP Right Cessation
- 1973-09-07 FR FR7332333A patent/FR2198922B1/fr not_active Expired
- 1973-09-07 GB GB4214173A patent/GB1433535A/en not_active Expired
- 1973-09-07 IT IT5239273A patent/IT1008032B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| BE804578A (fr) | 1974-03-07 |
| JPS4966626A (enrdf_load_stackoverflow) | 1974-06-27 |
| AT322527B (de) | 1975-05-26 |
| FR2198922A1 (enrdf_load_stackoverflow) | 1974-04-05 |
| CH587214A5 (enrdf_load_stackoverflow) | 1977-04-29 |
| IT1008032B (it) | 1976-11-10 |
| NL7312214A (enrdf_load_stackoverflow) | 1974-03-12 |
| FR2198922B1 (enrdf_load_stackoverflow) | 1977-02-25 |
| DE2244243A1 (de) | 1974-03-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |