MD4247B1 - Procedeu de sinteza a cis-8-dodecenilacetatului - feromon sexual al viermelui prunelor Grapholitha funebrana Tr. - Google Patents

Procedeu de sinteza a cis-8-dodecenilacetatului - feromon sexual al viermelui prunelor Grapholitha funebrana Tr. Download PDF

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Publication number
MD4247B1
MD4247B1 MDA20120126A MD20120126A MD4247B1 MD 4247 B1 MD4247 B1 MD 4247B1 MD A20120126 A MDA20120126 A MD A20120126A MD 20120126 A MD20120126 A MD 20120126A MD 4247 B1 MD4247 B1 MD 4247B1
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MD
Moldova
Prior art keywords
cis
sex pheromone
alcohol
synthesis
plum fruit
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MDA20120126A
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English (en)
Moldavian (mo)
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MD4247C1 (ro
Inventor
Gheorghe Rosca
Vasilisa Odobescu
Tudor Nastas
Dina Elisovetcaia
Original Assignee
Inst De Protectie A Plantelor Si Agricultura Ecologica Al Asm
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Application filed by Inst De Protectie A Plantelor Si Agricultura Ecologica Al Asm filed Critical Inst De Protectie A Plantelor Si Agricultura Ecologica Al Asm
Priority to MDA20120126A priority Critical patent/MD4247C1/ro
Publication of MD4247B1 publication Critical patent/MD4247B1/ro
Publication of MD4247C1 publication Critical patent/MD4247C1/ro

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Abstract

Inventia se refera la sinteza compusilor organici nesaturati, în special la sinteza feromonului sexual al viermelui prunelor, care se utilizeaza în protectia prunului.Esenta inventiei consta în aceea ca la interactiunea alcoolului propargilic cu 1-bromhexan în amoniac lichid se obtine compusul (1) nonin-2-ol-1 (v. schema de sinteza), care în prezenta amidurii de sodiu si etilendiamina se transforma în alcoolul acetilenic cu legatura tripla terminala nonin-8-ol-1 (2). Se protejeaza grupa hidroxilica în alcoolul (2) cu 2,3-dihidropiran cu formarea acetalului 1-(21-tetrahidropiraniloxi)-8-nonin (3), care în continuare se alchileaza cu bromura de propil în 1-(21-tetrahidropiraniloxi)-dodecin-8 (4). Dupa deprotejarea grupei hidroxilice (acid sulfuric de 16%, etanol) se obtine alcoolul acetilenic dodecin-8-ol-1 (5), reducerea caruia în prezenta catalizatorului de Ni cu etilendiamina în etanol duce la cis-8-dodecenol-1 (6). La acetilarea alcoolului (6) cu clorura de acetil în benzen, în prezenta piridinei, se obtine cis-8-dodecenilacetatul (7) - feromonul sexual al viermelui prunelor, care poseda o activitate biologica înalta în conditii de câmp.Schema de sinteza:HC≡CCH2OH → C6H13C≡CCH2OH (1) →HC≡C(CH2)7OH (2) → HC≡C(CH2)7OR (3, R = tetrahidropiranil) →C3H7C≡C(CH2)7OR (4) → C3H7C≡C(CH2)7OH (5) →cis-C3H7CH=CH(CH2)7OH (6) → cis-C3H7CH=CH(CH2)7OCOCH3 (7).Rezultatul tehnic consta în ieftinirea procesului de sinteza si obtinerea feromonului sexual cu puritate izomerica si activitate biologica la nivel cu etalonul.
MDA20120126A 2012-10-19 2012-10-19 Procedeu de sinteză a cis-8-dodecenilacetatului - feromon sexual al viermelui prunelor Grapholitha funebrana Tr. MD4247C1 (ro)

Priority Applications (1)

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MDA20120126A MD4247C1 (ro) 2012-10-19 2012-10-19 Procedeu de sinteză a cis-8-dodecenilacetatului - feromon sexual al viermelui prunelor Grapholitha funebrana Tr.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MDA20120126A MD4247C1 (ro) 2012-10-19 2012-10-19 Procedeu de sinteză a cis-8-dodecenilacetatului - feromon sexual al viermelui prunelor Grapholitha funebrana Tr.

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MD4247B1 true MD4247B1 (ro) 2013-08-31
MD4247C1 MD4247C1 (ro) 2014-03-31

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MDA20120126A MD4247C1 (ro) 2012-10-19 2012-10-19 Procedeu de sinteză a cis-8-dodecenilacetatului - feromon sexual al viermelui prunelor Grapholitha funebrana Tr.

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109609609A (zh) * 2019-01-25 2019-04-12 河北出入境检验检疫局检验检疫技术中心 一种李小食心虫的实时荧光pcr检测方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU6486674A (en) * 1973-01-30 1975-07-24 Commw Scient Ind Res Org Preparation of cis-8-dodecen-1-ol acetate
FR2317272A1 (fr) * 1975-07-08 1977-02-04 Procida Nouveau procede de preparation des isomeres trans et cis de l'acetate de 8-dodecenyle et procede de lutte contre le cryptophlebia leucotreta utilisant ces produits comme attractifs
DE3726511A1 (de) * 1987-08-08 1989-02-16 Basf Ag 1,1-dialkoxy- oder 1,1-((alpha),(omega)-methylendioxy)-non-2-in-9-ol und deren oh-geschuetzte derivate
JP2689319B2 (ja) * 1995-02-24 1997-12-10 農林水産省蚕糸・昆虫農業技術研究所長 キボシカミキリの性刺激剤
US6838576B1 (en) * 2003-10-23 2005-01-04 3M Innovative Properties Company Process for preparing functional group-containing olefinic compounds

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109609609A (zh) * 2019-01-25 2019-04-12 河北出入境检验检疫局检验检疫技术中心 一种李小食心虫的实时荧光pcr检测方法
CN109609609B (zh) * 2019-01-25 2022-04-19 河北出入境检验检疫局检验检疫技术中心 一种李小食心虫的实时荧光pcr检测方法

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