SE386899B - BENZOFURAN DERIVATIVES USED AS OPTICAL ENLARGERS - Google Patents
BENZOFURAN DERIVATIVES USED AS OPTICAL ENLARGERSInfo
- Publication number
- SE386899B SE386899B SE7401569A SE7401569A SE386899B SE 386899 B SE386899 B SE 386899B SE 7401569 A SE7401569 A SE 7401569A SE 7401569 A SE7401569 A SE 7401569A SE 386899 B SE386899 B SE 386899B
- Authority
- SE
- Sweden
- Prior art keywords
- derivatives used
- benzofuran derivatives
- enlargers
- optical
- optical enlargers
- Prior art date
Links
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical class C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 1
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
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
- C07D413/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing three or more hetero rings
-
- 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
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/82—Benzo [b] furans; Hydrogenated benzo [b] furans 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 carbon atoms of the hetero ring
- C07D307/84—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
- C07D307/85—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 2
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Detergent Compositions (AREA)
- Furan Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH188173A CH593379B5 (en) | 1973-02-09 | 1973-02-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE386899B true SE386899B (en) | 1976-08-23 |
Family
ID=4220761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7401569A SE386899B (en) | 1973-02-09 | 1974-02-06 | BENZOFURAN DERIVATIVES USED AS OPTICAL ENLARGERS |
Country Status (15)
Country | Link |
---|---|
JP (1) | JPS49112928A (en) |
AT (1) | AT332869B (en) |
BE (1) | BE810844A (en) |
BR (1) | BR7400946D0 (en) |
CA (1) | CA1026342A (en) |
CH (2) | CH593379B5 (en) |
DE (1) | DE2405063A1 (en) |
ES (1) | ES422902A1 (en) |
FR (1) | FR2217338B1 (en) |
GB (1) | GB1456267A (en) |
IN (1) | IN140448B (en) |
IT (1) | IT1007261B (en) |
NL (1) | NL7401502A (en) |
SE (1) | SE386899B (en) |
SU (1) | SU577993A3 (en) |
-
1973
- 1973-02-09 CH CH188173A patent/CH593379B5/xx not_active IP Right Cessation
- 1973-02-09 CH CH188173D patent/CH188173A4/xx unknown
-
1974
- 1974-02-02 DE DE19742405063 patent/DE2405063A1/en not_active Withdrawn
- 1974-02-04 ES ES422902A patent/ES422902A1/en not_active Expired
- 1974-02-04 NL NL7401502A patent/NL7401502A/xx not_active Application Discontinuation
- 1974-02-06 SE SE7401569A patent/SE386899B/en unknown
- 1974-02-06 IT IT20238/74A patent/IT1007261B/en active
- 1974-02-07 AT AT96074*#A patent/AT332869B/en not_active IP Right Cessation
- 1974-02-08 JP JP49015581A patent/JPS49112928A/ja active Pending
- 1974-02-08 BR BR946/74A patent/BR7400946D0/en unknown
- 1974-02-11 CA CA192,191A patent/CA1026342A/en not_active Expired
- 1974-02-11 BE BE140751A patent/BE810844A/en unknown
- 1974-02-11 GB GB613674A patent/GB1456267A/en not_active Expired
- 1974-02-11 FR FR7404454A patent/FR2217338B1/fr not_active Expired
- 1974-02-12 IN IN290/CAL/1974A patent/IN140448B/en unknown
-
1975
- 1975-10-10 SU SU7502179003A patent/SU577993A3/en active
Also Published As
Publication number | Publication date |
---|---|
ES422902A1 (en) | 1976-09-16 |
FR2217338A1 (en) | 1974-09-06 |
FR2217338B1 (en) | 1977-06-10 |
ATA96074A (en) | 1976-02-15 |
AU6530974A (en) | 1975-08-07 |
GB1456267A (en) | 1976-11-24 |
CA1026342A (en) | 1978-02-14 |
DE2405063A1 (en) | 1974-08-15 |
BR7400946D0 (en) | 1974-11-05 |
NL7401502A (en) | 1974-08-13 |
IN140448B (en) | 1976-11-13 |
JPS49112928A (en) | 1974-10-28 |
SU577993A3 (en) | 1977-10-25 |
CH593379B5 (en) | 1977-11-30 |
AT332869B (en) | 1976-10-25 |
CH188173A4 (en) | 1977-03-31 |
BE810844A (en) | 1974-08-12 |
IT1007261B (en) | 1976-10-30 |
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