[go: up one dir, main page]

ZA745089B - 1-oxo-1h-naphto <2,1-b> pyran derivatives and process for their preparation - Google Patents

1-oxo-1h-naphto <2,1-b> pyran derivatives and process for their preparation

Info

Publication number
ZA745089B
ZA745089B ZA00745089A ZA745089A ZA745089B ZA 745089 B ZA745089 B ZA 745089B ZA 00745089 A ZA00745089 A ZA 00745089A ZA 745089 A ZA745089 A ZA 745089A ZA 745089 B ZA745089 B ZA 745089B
Authority
ZA
South Africa
Prior art keywords
naphto
oxo
preparation
pyran derivatives
pyran
Prior art date
Application number
ZA00745089A
Inventor
N Passerini
A Ermili
G Roma
A Balbi
M Mazzei
Original Assignee
Erba Carlo 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 Erba Carlo Spa filed Critical Erba Carlo Spa
Publication of ZA745089B publication Critical patent/ZA745089B/en

Links

ZA00745089A 1973-09-27 1974-08-08 1-oxo-1h-naphto <2,1-b> pyran derivatives and process for their preparation ZA745089B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2943073 1973-09-27

Publications (1)

Publication Number Publication Date
ZA745089B true ZA745089B (en) 1975-08-27

Family

ID=11226976

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00745089A ZA745089B (en) 1973-09-27 1974-08-08 1-oxo-1h-naphto <2,1-b> pyran derivatives and process for their preparation

Country Status (1)

Country Link
ZA (1) ZA745089B (en)

Similar Documents

Publication Publication Date Title
CS185654B2 (en) Method of producing derivatives of 1,1,-diaminoethylene
IL45299A (en) 16-phenoxy-11a,15a-dihydroxy-17,18,19,20-tetranor-5-cis-13-transprostadienoic acid and prostadienol derivatives and prostadienol derivatives and processes for their preparation
CA1027946A (en) Process for the preparation of 5-fluorouracil derivatives
IL45158A0 (en) Piperazinyl-quinoxalines,derivatives and processes for their preparation
CA1027951A (en) Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine
CA1027950A (en) Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine
IL45823A0 (en) Basically substituted 1,4-dihydro-2h-isoquinoline derivatives and process for preparing them
IL44859A0 (en) Hydroxycoumarin derivatives
CA1027952A (en) Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine
IL45807A0 (en) Derivatives of 7alpha-methylester-4-ene-3alpha,17beta-diols
CA1023371A (en) Xanthene derivatives and process for the preparation thereof
IL46614A0 (en) Benzopyran derivatives and process for their preparation
ZA747110B (en) Benzopyran derivatives, process for their preparation and compositions containing them
IL45433A0 (en) 1-oxo-1h-naphtho(2,1-b)pyran derivatives and process for their preparation
ZA745089B (en) 1-oxo-1h-naphto &lt;2,1-b&gt; pyran derivatives and process for their preparation
CA1016173A (en) 1,4-dihydro-2-h-isoquinoline derivatives and process for their manufacture
EG11219A (en) Process for preparation of new 7h&amp; &amp; olizino(5,6,7ij)isoquioleine derivatives
CH611288A5 (en) Process for the preparation of furan compounds, and application of the process
ZA744466B (en) Piperazinyl-quinoxalines, derivatives and processes for their preparation
BG23748A3 (en) Method of obtaining 1,8-naphtiridine derivatives
AU484403B2 (en) Substituted triazino-benzimidazoles and process for their preparation
CA1032940A (en) Substituted triazino-benzimidazoles and process for their preparation
ZA747550B (en) Benzopyran derivatives and process for their preparation
AU482093B2 (en) Derivatives of 7&amp;-methylester-4-en-3&amp;, 17b-diol
AU482390B2 (en) New derivatives of 2,benzamido-5-nitro-thiazoles