NL270269A - - Google Patents
Info
- Publication number
- NL270269A NL270269A NL270269DA NL270269A NL 270269 A NL270269 A NL 270269A NL 270269D A NL270269D A NL 270269DA NL 270269 A NL270269 A NL 270269A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
- C07D309/16—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D309/20—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hydrogen atoms and substituted hydrocarbon radicals directly attached to ring carbon atoms
- C07D309/22—Radicals substituted by oxygen atoms
- C07D309/26—Carboxaldehyde radicals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US62853A US3084169A (en) | 1960-10-17 | 1960-10-17 | Storage-stable 3, 4-dihydro-1, 2-pyran-2-carboxaldehyde |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL270269A true NL270269A (pm) |
Family
ID=22045267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL270269D NL270269A (pm) | 1960-10-17 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3084169A (pm) |
| DE (1) | DE1263012B (pm) |
| GB (1) | GB914520A (pm) |
| NL (1) | NL270269A (pm) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2577445A (en) * | 1947-11-04 | 1951-12-04 | Rohm & Haas | Preparing methacrolein from the dimer thereof |
| US2537579A (en) * | 1949-08-09 | 1951-01-09 | Shell Dev | Stabilization of 3, 4-dihydro-1, 2-pyran-2-carboxaldehyde |
| US2766259A (en) * | 1950-06-17 | 1956-10-09 | Shell Dev | Acetals of 2-formyl-6-alkoxytetrahydropyrans |
| US2878294A (en) * | 1954-01-08 | 1959-03-17 | Quaker Chemical Products Corp | Polymeric acetals |
| DE1020638B (de) * | 1955-06-23 | 1957-12-12 | Union Carbide Corp | Verfahren zur Stabilisierung von 3,4-Dihydro-2-formyl-ª‡-pyran |
-
0
- NL NL270269D patent/NL270269A/xx unknown
-
1960
- 1960-10-17 US US62853A patent/US3084169A/en not_active Expired - Lifetime
-
1961
- 1961-10-16 GB GB37073/61A patent/GB914520A/en not_active Expired
- 1961-10-16 DE DES76288A patent/DE1263012B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1263012B (de) | 1968-03-14 |
| US3084169A (en) | 1963-04-02 |
| GB914520A (en) | 1963-01-02 |