JPS51125068A - A process for preparing gamma-butyolactones - Google Patents

A process for preparing gamma-butyolactones

Info

Publication number
JPS51125068A
JPS51125068A JP49107158A JP10715874A JPS51125068A JP S51125068 A JPS51125068 A JP S51125068A JP 49107158 A JP49107158 A JP 49107158A JP 10715874 A JP10715874 A JP 10715874A JP S51125068 A JPS51125068 A JP S51125068A
Authority
JP
Japan
Prior art keywords
butyolactones
preparing gamma
preparing
gamma
butyrolactones
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
JP49107158A
Other languages
Japanese (ja)
Other versions
JPS5919951B2 (en
Inventor
Yoshimoto Kiyoshima
Morihiro Mikuchi
Takeshi Yamada
Teruya Aka
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.)
Taisho Pharmaceutical Co Ltd
Original Assignee
Taisho Pharmaceutical 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 Taisho Pharmaceutical Co Ltd filed Critical Taisho Pharmaceutical Co Ltd
Priority to JP49107158A priority Critical patent/JPS5919951B2/en
Publication of JPS51125068A publication Critical patent/JPS51125068A/en
Publication of JPS5919951B2 publication Critical patent/JPS5919951B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: A process for preparing ϒ-butyrolactones,which are useful as antipyretics,analgesics and anti-inflammatory agents,from corresponding 3alkoxycarbonyl compounds and formaldehyde.
COPYRIGHT: (C)1976,JPO&Japio
JP49107158A 1974-09-19 1974-09-19 Production method of γ-butyrolactones Expired JPS5919951B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP49107158A JPS5919951B2 (en) 1974-09-19 1974-09-19 Production method of γ-butyrolactones

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49107158A JPS5919951B2 (en) 1974-09-19 1974-09-19 Production method of γ-butyrolactones

Publications (2)

Publication Number Publication Date
JPS51125068A true JPS51125068A (en) 1976-11-01
JPS5919951B2 JPS5919951B2 (en) 1984-05-09

Family

ID=14451957

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49107158A Expired JPS5919951B2 (en) 1974-09-19 1974-09-19 Production method of γ-butyrolactones

Country Status (1)

Country Link
JP (1) JPS5919951B2 (en)

Also Published As

Publication number Publication date
JPS5919951B2 (en) 1984-05-09

Similar Documents

Publication Publication Date Title
JPS5228926A (en) Process for film coating of medicines
JPS51149338A (en) A method for preparing poly-olefin resin composition
JPS5230897A (en) Process for producing flame-retarded foams
JPS51122682A (en) Process for producing water repellent
JPS52248A (en) Process for preparing omega-aminoalkoxy biphenyls and their acid adducts
JPS51113870A (en) A process for secretin synthesis
JPS51143633A (en) Process for preparation of novel epoxy compounds
JPS51122075A (en) A process for preparing isocarbostyril derivatives
JPS51125068A (en) A process for preparing gamma-butyolactones
JPS51125356A (en) Process for preparing 4-hydroxycyclopent -2-ene-1-one
JPS51148088A (en) Process for obtaining substances produced by organisms
JPS51130519A (en) Process for preparating collagen powder for hemostasis
JPS5210424A (en) A method for preparing a remedy against cutaneous fungi
JPS51125713A (en) A process for preparing 1,4-dimethyl-7- isopropylazulene-3-sulfonate q uaternary ammonium salt
JPS51125067A (en) A process for preparing butyrolactone compounds
JPS5257156A (en) Process for preparing 5,6_trans-24-hydroxycholecalciferol
JPS5223086A (en) Novel method of preparing 2,3- dioxopiperazine
JPS51116896A (en) A process for preparing polyester having ionic bonds containing metal
JPS5213167A (en) Filtering material
JPS5247884A (en) Method for preparing stabilized polyolefin
JPS5230665A (en) Rattrap
JPS51142524A (en) Process for preparing fine granules
JPS5257155A (en) Process for preparing cyclic compounds
JPS51134390A (en) Process for producing a mixed organic solvent
JPS51125573A (en) Quilt for a kotatsu