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SE7504342L - WAY TO PRODUCE CHROMENE DERIVATIVES. - Google Patents

WAY TO PRODUCE CHROMENE DERIVATIVES.

Info

Publication number
SE7504342L
SE7504342L SE7504342A SE7504342A SE7504342L SE 7504342 L SE7504342 L SE 7504342L SE 7504342 A SE7504342 A SE 7504342A SE 7504342 A SE7504342 A SE 7504342A SE 7504342 L SE7504342 L SE 7504342L
Authority
SE
Sweden
Prior art keywords
produce
way
chromene derivatives
chromene
derivatives
Prior art date
Application number
SE7504342A
Other languages
Swedish (sv)
Inventor
B Nicolaus
Original Assignee
Isf Spa
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 Isf Spa filed Critical Isf Spa
Publication of SE7504342L publication Critical patent/SE7504342L/en

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
    • C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/24—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 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 in position 2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrane Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
SE7504342A 1974-04-17 1975-04-15 WAY TO PRODUCE CHROMENE DERIVATIVES. SE7504342L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21515/74A IT1044793B (en) 1974-04-17 1974-04-17 PREPARATION OF PIRANIC PASTIAL STRUCTURE COMPOUNDS

Publications (1)

Publication Number Publication Date
SE7504342L true SE7504342L (en) 1975-10-20

Family

ID=11182945

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7504342A SE7504342L (en) 1974-04-17 1975-04-15 WAY TO PRODUCE CHROMENE DERIVATIVES.

Country Status (17)

Country Link
JP (1) JPS50137981A (en)
BG (1) BG24672A3 (en)
DD (1) DD121935A5 (en)
DE (1) DE2516623A1 (en)
DK (1) DK165975A (en)
ES (1) ES436627A1 (en)
FI (1) FI751145A7 (en)
FR (1) FR2303010A1 (en)
IL (1) IL47083A0 (en)
IN (1) IN142206B (en)
IT (1) IT1044793B (en)
LU (1) LU72297A1 (en)
NL (1) NL7504598A (en)
NO (1) NO751362L (en)
RO (1) RO72847A (en)
SE (1) SE7504342L (en)
ZA (1) ZA752432B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3722886A1 (en) * 1987-07-10 1989-01-19 Basf Ag METHOD FOR THE PRODUCTION OF (ALPHA), SS-SUBSTITUTED ACROLEINS AND NEW SUBSTITUTED ACROLEINS
KR960008645B1 (en) * 1993-09-08 1996-06-28 동국제약 주식회사 Preparation of ortho-isopropylized phenol derivatives
JP7728289B2 (en) * 2020-06-12 2025-08-22 フイルメニツヒ ソシエテ アノニム Enol Ether Proparfum

Also Published As

Publication number Publication date
FR2303010A1 (en) 1976-10-01
ES436627A1 (en) 1977-05-01
LU72297A1 (en) 1975-08-20
JPS50137981A (en) 1975-11-01
ZA752432B (en) 1976-09-29
NO751362L (en) 1975-10-20
NL7504598A (en) 1975-10-21
IN142206B (en) 1977-06-11
RO72847B (en) 1983-06-30
IL47083A0 (en) 1975-06-25
RO72847A (en) 1983-07-07
BG24672A3 (en) 1978-04-12
FI751145A7 (en) 1975-10-18
DK165975A (en) 1975-10-18
IT1044793B (en) 1980-04-21
DD121935A5 (en) 1976-09-05
DE2516623A1 (en) 1975-10-23

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