JPS5671085A - Production of 2-hydroxy-5-alkyl-tetrahydrofuran and its novel intermediate - Google Patents

Production of 2-hydroxy-5-alkyl-tetrahydrofuran and its novel intermediate

Info

Publication number
JPS5671085A
JPS5671085A JP14761979A JP14761979A JPS5671085A JP S5671085 A JPS5671085 A JP S5671085A JP 14761979 A JP14761979 A JP 14761979A JP 14761979 A JP14761979 A JP 14761979A JP S5671085 A JPS5671085 A JP S5671085A
Authority
JP
Japan
Prior art keywords
hydroxy
formula
alkyl
tetrahydrofuran
production
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.)
Granted
Application number
JP14761979A
Other languages
Japanese (ja)
Other versions
JPS6241512B2 (en
Inventor
Keiichi Takagi
Minoru Iwamoto
Osamu Takazawa
Kunio Kojo
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.)
T Hasegawa Co Ltd
Original Assignee
T Hasegawa 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 T Hasegawa Co Ltd filed Critical T Hasegawa Co Ltd
Priority to JP14761979A priority Critical patent/JPS5671085A/en
Publication of JPS5671085A publication Critical patent/JPS5671085A/en
Publication of JPS6241512B2 publication Critical patent/JPS6241512B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Fats And Perfumes (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
  • Furan Compounds (AREA)
  • Medicinal Preparation (AREA)
  • Cosmetics (AREA)

Abstract

NEW MATERIAL:The titled compound of formula I (R is 1W6C alkyl).
EXAMPLE: 2-Hydroxy-5-pentyltetrahydrofuran.
USE: Flavor and pefume: they have durable smells and are used in wide fields of food, beverage, cosmetics, medicine, sanitary and health products and are used as a perfume, flavor or modifier. Characteristically, they have fresh and sweet green note.
PREPARATION: A novel compound, 4-hydroxy-1,1-polymethylenedioxyalkane of formula II (n is 2, 3) is hydrolyzed in the presence of a catalyst such as sulfuric or p-toluenesulfonic acid, preferably in the presence of water in an organic solvent such as diethyl ether, dimethylformamide at 10W50°C for 1W25hr to give the compound of formula I.
COPYRIGHT: (C)1981,JPO&Japio
JP14761979A 1979-11-16 1979-11-16 Production of 2-hydroxy-5-alkyl-tetrahydrofuran and its novel intermediate Granted JPS5671085A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14761979A JPS5671085A (en) 1979-11-16 1979-11-16 Production of 2-hydroxy-5-alkyl-tetrahydrofuran and its novel intermediate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14761979A JPS5671085A (en) 1979-11-16 1979-11-16 Production of 2-hydroxy-5-alkyl-tetrahydrofuran and its novel intermediate

Publications (2)

Publication Number Publication Date
JPS5671085A true JPS5671085A (en) 1981-06-13
JPS6241512B2 JPS6241512B2 (en) 1987-09-03

Family

ID=15434412

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14761979A Granted JPS5671085A (en) 1979-11-16 1979-11-16 Production of 2-hydroxy-5-alkyl-tetrahydrofuran and its novel intermediate

Country Status (1)

Country Link
JP (1) JPS5671085A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5120864A (en) * 1989-12-01 1992-06-09 Rhone-Poulenc Nutrition Animale Intermediates, process for their preparation, and their use for the synthesis of vitamins a and e
US5266708A (en) * 1989-12-01 1993-11-30 Rhone-Poulenc Nutrition Animale New intermediates, process for their preparation, and their use for the synthesis of vitamins A and E

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5120864A (en) * 1989-12-01 1992-06-09 Rhone-Poulenc Nutrition Animale Intermediates, process for their preparation, and their use for the synthesis of vitamins a and e
US5266708A (en) * 1989-12-01 1993-11-30 Rhone-Poulenc Nutrition Animale New intermediates, process for their preparation, and their use for the synthesis of vitamins A and E

Also Published As

Publication number Publication date
JPS6241512B2 (en) 1987-09-03

Similar Documents

Publication Publication Date Title
JPS533594A (en) Preparation of brewed foods
JPS5671085A (en) Production of 2-hydroxy-5-alkyl-tetrahydrofuran and its novel intermediate
JPS5711978A (en) 2,6,6-trimethyl-2-(2-propynyl or allyl)-tetrahydropyran, its preparation and utilization
JPS5665839A (en) 4-oxononanal, its intermediate and their preparation
JPS57200355A (en) 2-mercaptopropionic acid and its preparation
JPS5665842A (en) 3-substituted-cis- or -trans-4-octenoic acid or its ester, their preparation and use
JPS5711936A (en) 5-octenals of geometrical isomerism, its preparation and its use
JPS5551081A (en) Trans-3,4-epoxythujane and its preparation
JPS57171930A (en) Production of 2,2-dimethyl-6-methylene-1- cyclohexaneacetaldehyde and its novel intermediate
JPS55111458A (en) Beta-methylthioacrylic ester, its preparation and use
JPS5695143A (en) 4-substituted nonanal and its preparation
JPS6440A (en) 2,6-dimethyloctan-2-ol ethyl ether and perfume composition containing said ether
JPS5522605A (en) 1-acyl-3-(3,5-dihalogenophenyl)hydantoin derivatives, their preparation and agricultural and horticultural microbicide containing thereof as effective component
JPS5527135A (en) Novel unsaturated ketone compound and its preparation
JPS56113775A (en) Dihydropyran derivative, its preparation and utilization
JPS5470208A (en) Geometrical isomers 5-octene-1-ols, thir preparation, and utilization
JPS5515782A (en) Preparation of noodle by lactic fermentation of wheat flour containing milk
JPS57154144A (en) Angelic acid ester derivative and perfumery composition containing the same
JPS5791193A (en) Bifidus activator composed of palatinose
JPS567773A (en) 2-substituted-5-alkyl-tetrahydrofuran derivative, its preparation and use
JPS55108883A (en) Ethyl-(gamma-acetamino-gamma-ethoxycarbonyl-gamma-cyanopropyl- methyl) phosphinate and its preparation
JPS5550875A (en) Vitamin-enriched instant food
JPS5594317A (en) Antifungal agent
JPS5519216A (en) 2,4-bishomobrendane-7-one
JPS5455512A (en) Monoterpene-beta-ketols, their preparation, and applications