IT1095457B - Composti otticamente attivi - Google Patents
Composti otticamente attiviInfo
- Publication number
- IT1095457B IT1095457B IT20740/78A IT2074078A IT1095457B IT 1095457 B IT1095457 B IT 1095457B IT 20740/78 A IT20740/78 A IT 20740/78A IT 2074078 A IT2074078 A IT 2074078A IT 1095457 B IT1095457 B IT 1095457B
- Authority
- IT
- Italy
- Prior art keywords
- optically active
- active compounds
- optically
- compounds
- active
- Prior art date
Links
- 150000001875 compounds Chemical class 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/48—Preparation of compounds having groups
- C07C41/50—Preparation of compounds having groups by reactions producing groups
- C07C41/54—Preparation of compounds having groups by reactions producing groups by addition of compounds to unsaturated carbon-to-carbon bonds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
- C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
- C07C45/515—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an acetalised, ketalised hemi-acetalised, or hemi-ketalised hydroxyl group
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/20—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms
- C07C47/277—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms containing ether groups, groups, groups, or groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/52—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings
- C07C47/55—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings containing halogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
- C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
- C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
- C07D239/26—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
- C09K19/3441—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom
- C09K19/345—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom the heterocyclic ring being a six-membered aromatic ring containing two nitrogen atoms
- C09K19/3458—Uncondensed pyrimidines
- C09K19/3463—Pyrimidine with a carbon chain containing at least one asymmetric carbon atom, i.e. optically active pyrimidines
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/07—Optical isomers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Liquid Crystal Substances (AREA)
- Plural Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH342177 | 1977-03-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7820740A0 IT7820740A0 (it) | 1978-02-28 |
IT1095457B true IT1095457B (it) | 1985-08-10 |
Family
ID=4255620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20740/78A IT1095457B (it) | 1977-03-18 | 1978-02-28 | Composti otticamente attivi |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS53116387A (nl) |
CA (1) | CA1082706A (nl) |
DD (1) | DD137712A5 (nl) |
DE (1) | DE2811001A1 (nl) |
FR (1) | FR2383921A1 (nl) |
GB (1) | GB1594085A (nl) |
IT (1) | IT1095457B (nl) |
NL (1) | NL7801718A (nl) |
SU (1) | SU867302A3 (nl) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4528114A (en) * | 1981-12-18 | 1985-07-09 | Hoffmann-La Roche Inc. | Acetylenes |
JPH0670020B2 (ja) * | 1984-04-03 | 1994-09-07 | チッソ株式会社 | 置換ピリダジン類 |
DE3515373A1 (de) * | 1985-04-27 | 1986-11-06 | Merck Patent Gmbh, 6100 Darmstadt | Stickstoffhaltige heterocyclen |
DE4108448A1 (de) * | 1991-03-13 | 1992-09-17 | Merck Patent Gmbh | Elektrooptisches system |
CH683522A5 (de) * | 1992-03-13 | 1994-03-31 | Hoffmann La Roche | Verfahren zur Herstellung von Diarylen. |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4062798A (en) * | 1975-09-19 | 1977-12-13 | Hoffmann-La Roche Inc. | Phenylpyrimidine derivatives |
-
1978
- 1978-02-15 NL NL7801718A patent/NL7801718A/nl not_active Application Discontinuation
- 1978-02-22 CA CA297,450A patent/CA1082706A/en not_active Expired
- 1978-02-28 IT IT20740/78A patent/IT1095457B/it active
- 1978-03-14 DE DE19782811001 patent/DE2811001A1/de not_active Withdrawn
- 1978-03-15 SU SU782590454A patent/SU867302A3/ru active
- 1978-03-15 FR FR7807463A patent/FR2383921A1/fr active Granted
- 1978-03-16 DD DD78204237A patent/DD137712A5/xx unknown
- 1978-03-16 JP JP2936078A patent/JPS53116387A/ja active Pending
- 1978-03-17 GB GB10692/78A patent/GB1594085A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2811001A1 (de) | 1978-10-05 |
DD137712A5 (de) | 1979-09-19 |
FR2383921A1 (fr) | 1978-10-13 |
GB1594085A (en) | 1981-07-30 |
JPS53116387A (en) | 1978-10-11 |
CA1082706A (en) | 1980-07-29 |
IT7820740A0 (it) | 1978-02-28 |
SU867302A3 (ru) | 1981-09-23 |
FR2383921B1 (nl) | 1980-06-20 |
NL7801718A (nl) | 1978-09-20 |
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