GB1518858A - 2-pheny-1,2-dihydronaphthalenes and their use to prepare 3-tetrahydronaphthyl-4-hydroxycoumarin derivatives - Google Patents

2-pheny-1,2-dihydronaphthalenes and their use to prepare 3-tetrahydronaphthyl-4-hydroxycoumarin derivatives

Info

Publication number
GB1518858A
GB1518858A GB41530/75A GB4153075A GB1518858A GB 1518858 A GB1518858 A GB 1518858A GB 41530/75 A GB41530/75 A GB 41530/75A GB 4153075 A GB4153075 A GB 4153075A GB 1518858 A GB1518858 A GB 1518858A
Authority
GB
United Kingdom
Prior art keywords
dihydronaphthalenes
pheny
tetrahydronaphthyl
prepare
hydroxycoumarin derivatives
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
Application number
GB41530/75A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ward Blenkinsop and Co Ltd
Original Assignee
Ward Blenkinsop and Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ward Blenkinsop and Co Ltd filed Critical Ward Blenkinsop and Co Ltd
Priority to GB41530/75A priority Critical patent/GB1518858A/en
Publication of GB1518858A publication Critical patent/GB1518858A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/42—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4
    • C07D311/44—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3
    • C07D311/46—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3 unsubstituted in the carbocyclic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/26—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only halogen atoms as hetero-atoms
    • C07C1/30—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only halogen atoms as hetero-atoms by splitting-off the elements of hydrogen halide from a single molecule
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C13/00—Cyclic hydrocarbons containing rings other than, or in addition to, six-membered aromatic rings
    • C07C13/28—Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof
    • C07C13/32—Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof with condensed rings
    • C07C13/47—Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof with condensed rings with a bicyclo ring system containing ten carbon atoms
    • C07C13/48—Completely or partially hydrogenated naphthalenes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2602/00—Systems containing two condensed rings
    • C07C2602/02—Systems containing two condensed rings the rings having only two atoms in common
    • C07C2602/04—One of the condensed rings being a six-membered aromatic ring
    • C07C2602/10—One of the condensed rings being a six-membered aromatic ring the other ring being six-membered, e.g. tetraline

Abstract

1518858 2 - Phenyl - 1,2 - dihydronaphthalenes WARD BLENKINSOP & CO Ltd 8 Oct 1976 [9 Oct 1975] 41530/75 Heading C5E [Also in Division C2] The invention comprises novel compounds of the Formula III wherein R 1 and R 2 are the same or different and are hydrogen or alkyl and R 3 is a group wherein m is 1 or 2 and R 4 is alkyl, cycloalkyl, aralkyl or phenyl where, when m is 2 the R 4 groups are the same or different, which may be prepared by dehydration or dehydrohalogenation of a compound II wherein X is hydroxy or halogen.
GB41530/75A 1976-10-08 1976-10-08 2-pheny-1,2-dihydronaphthalenes and their use to prepare 3-tetrahydronaphthyl-4-hydroxycoumarin derivatives Expired GB1518858A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB41530/75A GB1518858A (en) 1976-10-08 1976-10-08 2-pheny-1,2-dihydronaphthalenes and their use to prepare 3-tetrahydronaphthyl-4-hydroxycoumarin derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB41530/75A GB1518858A (en) 1976-10-08 1976-10-08 2-pheny-1,2-dihydronaphthalenes and their use to prepare 3-tetrahydronaphthyl-4-hydroxycoumarin derivatives

Publications (1)

Publication Number Publication Date
GB1518858A true GB1518858A (en) 1978-07-26

Family

ID=10420118

Family Applications (1)

Application Number Title Priority Date Filing Date
GB41530/75A Expired GB1518858A (en) 1976-10-08 1976-10-08 2-pheny-1,2-dihydronaphthalenes and their use to prepare 3-tetrahydronaphthyl-4-hydroxycoumarin derivatives

Country Status (1)

Country Link
GB (1) GB1518858A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5951277A (en) * 1982-06-14 1984-03-24 シエル・インタ−ナシヨネイル・リサ−ル・マ−チヤツピイ・ベ−・ウイ 4-hydroxycoumarin type coagulation preventer and rodencidal composition
GB2126578A (en) * 1982-06-14 1984-03-28 Shell Int Research Derivatives of 4-hydroxycoumarin and rodenticidal compositions thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5951277A (en) * 1982-06-14 1984-03-24 シエル・インタ−ナシヨネイル・リサ−ル・マ−チヤツピイ・ベ−・ウイ 4-hydroxycoumarin type coagulation preventer and rodencidal composition
GB2126578A (en) * 1982-06-14 1984-03-28 Shell Int Research Derivatives of 4-hydroxycoumarin and rodenticidal compositions thereof
JPH046190B2 (en) * 1982-06-14 1992-02-05 Sheru Intern Risaachi Maachatsupii Bv

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 19961007