IN171040B - - Google Patents

Info

Publication number
IN171040B
IN171040B IN395/CAL/89A IN395CA1989A IN171040B IN 171040 B IN171040 B IN 171040B IN 395CA1989 A IN395CA1989 A IN 395CA1989A IN 171040 B IN171040 B IN 171040B
Authority
IN
India
Prior art keywords
mixtures
tetrahydrofuran
preparing
alkyltetrahydrofuran
butanediols
Prior art date
Application number
IN395/CAL/89A
Other languages
English (en)
Inventor
Richard Edward Ernst
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of IN171040B publication Critical patent/IN171040B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/18—Polyhydroxylic acyclic alcohols
    • C07C31/20—Dihydroxylic alcohols
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/36—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
IN395/CAL/89A 1988-05-26 1989-05-23 IN171040B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/199,192 US4859801A (en) 1988-05-26 1988-05-26 Synthesis of mixtures of butanediols

Publications (1)

Publication Number Publication Date
IN171040B true IN171040B (zh) 1992-07-04

Family

ID=22736582

Family Applications (1)

Application Number Title Priority Date Filing Date
IN395/CAL/89A IN171040B (zh) 1988-05-26 1989-05-23

Country Status (10)

Country Link
US (1) US4859801A (zh)
EP (1) EP0343841B1 (zh)
JP (1) JP2593552B2 (zh)
KR (1) KR890017215A (zh)
CN (1) CN1037702A (zh)
AT (1) ATE95154T1 (zh)
BR (1) BR8902318A (zh)
DE (1) DE68909492T2 (zh)
ES (1) ES2058521T3 (zh)
IN (1) IN171040B (zh)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0409332A3 (en) * 1989-07-19 1991-08-07 Merck & Co. Inc. Substituted triazoles as angiotensin ii antagonists
DE4134771A1 (de) * 1991-10-22 1993-04-29 Basf Ag Verfahren zur herstellung von 2,2-bis-hydroxymethyl-butandiol-(1,4)
DE69421305T2 (de) * 1993-02-15 2000-07-20 Babcock-Hitachi K.K., Tokio/Tokyo Verfahren und Vorrichtung zur präventiven Wartung von Anlagenbauteilen
DE4325753A1 (de) * 1993-07-31 1995-02-02 Basf Ag Verfahren zur Herstellung von 1,4-Butandiol
DE4422051A1 (de) * 1994-06-27 1996-01-04 Basf Ag Verfahren zur Herstellung von 1,4-Butandiol
US5990313A (en) * 1996-10-21 1999-11-23 Eastman Chemical Company Preparation of 3-alkyltetrahydrofurans
US5856527A (en) * 1996-10-21 1999-01-05 Eastman Chemical Company Preparation of 3-Alkyltetrahydrofurans
US7500877B2 (en) 2006-12-07 2009-03-10 Japan Aviation Electronics Industry, Limited Electrical connector having a shell

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3358042A (en) * 1963-09-20 1967-12-12 Quaker Oats Co Process for recovering polytetramethylene ether glycol
US4146741A (en) * 1977-08-15 1979-03-27 E. I. Du Pont De Nemours And Company Conversion of furan to 1,4-butanediol and tetrahydrofuran
US4590285A (en) * 1983-06-08 1986-05-20 E. I. Du Pont De Nemours And Company Process for preparing a mixture of tetrahydrofuran and 3-alkyl tetrahydrofuran and copolymers thereof
US4590312A (en) * 1983-06-08 1986-05-20 E. I. Du Pont De Nemours And Company Process for preparing 2-alkyl-1,4-butanediols
BR8402706A (pt) * 1983-06-08 1985-05-14 Du Pont Processo para preparar uma mistura de 1,4-butanodiol e 2-alquil-1,4-butanodiol;processo para preparar 2-alquil-1,4-butanodiol;processo para preparar uma mistura de tetraidrofurano e 3-alquiltetraidro-furano;processo para preparar um copolimero de tetraidrofurano e 3-alquiltetraidrofurano
US4499291A (en) * 1983-07-27 1985-02-12 E. I. Du Pont De Nemours And Company Process for simultaneous hydrogenation of 2-butyne-1,4-diol and furan
US4476332A (en) * 1983-12-21 1984-10-09 Ethyl Corporation Preparation of alkanediols

Also Published As

Publication number Publication date
DE68909492D1 (de) 1993-11-04
KR890017215A (ko) 1989-12-15
EP0343841A3 (en) 1990-04-25
JP2593552B2 (ja) 1997-03-26
US4859801A (en) 1989-08-22
ES2058521T3 (es) 1994-11-01
DE68909492T2 (de) 1994-04-21
BR8902318A (pt) 1990-01-09
EP0343841A2 (en) 1989-11-29
ATE95154T1 (de) 1993-10-15
CN1037702A (zh) 1989-12-06
JPH0225435A (ja) 1990-01-26
EP0343841B1 (en) 1993-09-29

Similar Documents

Publication Publication Date Title
EP0340970A3 (en) Preparation of mixtures of butanediols
DE3477350D1 (en) Pd/re hydrogenation catalyst and process for making tetrahydrofuran and 1,4-butanediol
EP0284398A3 (en) Process for the production of amines
AU2279688A (en) Single-step coal liquefaction process
CA2177871A1 (en) Process for making ethylene oxide-capped polyols from double metal cyanide-catalyzed polyols
IN171040B (zh)
EP0187130A3 (en) Process for producing n-substituted alpha-amino acids
ES8600185A1 (es) Un procedimiento para obtener metanol
SG74602A1 (en) Improved catalysts for the hydrogenation of maleic acid to 1,4-butanediol
GR3018197T3 (en) Process for producing R-aminicarnitine and S-aminocarnitine.
PT85558A (en) Process for making 1,3-glycols from epoxides
HK1007137A1 (en) Process for the preparation of iminodiacetonitrile
EP0373938A3 (en) Formaldehyde resistant catalyst for hydrogenation and hydrogenolysis of aldehydes, acetals, and esters
EP0264260A3 (en) Production of polysubstituted norbornenes
GR3008294T3 (zh)
MX9704702A (es) Preparacion de alfa,omega-aminonitrilos alifaticos.
TH8120A (th) การเตรียมของผสมของบิวเทนไดออล
HK1009332A1 (en) Improved process for the preparation of 3 beta 14 beta-dihydroxyethialnaldehyde
EP0289058A3 (en) A process of producing a silanic or siloxanic compound containing at least one cycloalkyl ring
IE843297L (en) Pd/Re HYDROGENATION CATALYST AND PROCESS FOR MAKING¹TETRAHYDROFURAN AND 1,4-BUTANEDIOL