BE843827A - Procede de preparation de la d, l pantolactone - Google Patents

Procede de preparation de la d, l pantolactone

Info

Publication number
BE843827A
BE843827A BE168669A BE168669A BE843827A BE 843827 A BE843827 A BE 843827A BE 168669 A BE168669 A BE 168669A BE 168669 A BE168669 A BE 168669A BE 843827 A BE843827 A BE 843827A
Authority
BE
Belgium
Prior art keywords
pantolactone
preparing
Prior art date
Application number
BE168669A
Other languages
English (en)
Inventor
P Couderc
S Hilmoine
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 filed Critical
Publication of BE843827A publication Critical patent/BE843827A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D307/32—Oxygen atoms
    • C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
BE168669A 1975-07-07 1976-07-06 Procede de preparation de la d, l pantolactone BE843827A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7521270A FR2317297A1 (fr) 1975-07-07 1975-07-07 Procede de preparation de la d,l pantolactone

Publications (1)

Publication Number Publication Date
BE843827A true BE843827A (fr) 1976-11-03

Family

ID=9157606

Family Applications (1)

Application Number Title Priority Date Filing Date
BE168669A BE843827A (fr) 1975-07-07 1976-07-06 Procede de preparation de la d, l pantolactone

Country Status (10)

Country Link
US (1) US4082775A (fr)
BE (1) BE843827A (fr)
DE (1) DE2627940A1 (fr)
DK (1) DK305076A (fr)
FR (1) FR2317297A1 (fr)
GB (1) GB1490680A (fr)
IE (1) IE43243B1 (fr)
IT (1) IT1063143B (fr)
LU (1) LU75306A1 (fr)
NL (1) NL7607230A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2758883C3 (de) * 1977-12-30 1981-10-08 Basf Ag, 6700 Ludwigshafen Verfahren zur kontinuierlichen Herstellung von α-Hydroxy-β,β-dimethyl-γ-butyrolacton
KR20180006970A (ko) 2015-06-19 2018-01-19 바스프 에스이 판토락톤의 제조
CN112028758A (zh) * 2020-05-25 2020-12-04 广安摩珈生物科技有限公司 羟基醛的制备方法以及使用电渗析技术拆分光学异构体的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2328000A (en) * 1940-07-03 1943-08-31 Merck & Co Inc Racemic-alpha-hydroxy-beta, beta-dimethylgamma-butyro lactone, esters and salts thereof
US2863878A (en) * 1954-05-27 1958-12-09 Union Carbide Corp Synthesis of alpha-alpha-dimethyl-beta-hydroxy-propionaldehyde and alpha-hydroxy-beta-beta-dimethyl-gamma-butyrolactone
US2852530A (en) * 1954-07-19 1958-09-16 Upjohn Co Process for the preparation of a pantothenic acid intermediate

Also Published As

Publication number Publication date
FR2317297B1 (fr) 1977-12-16
IE43243B1 (en) 1981-01-14
FR2317297A1 (fr) 1977-02-04
IT1063143B (it) 1985-02-11
DK305076A (da) 1977-01-08
NL7607230A (nl) 1977-01-11
US4082775A (en) 1978-04-04
DE2627940A1 (de) 1977-02-03
LU75306A1 (fr) 1977-02-24
IE43243L (en) 1977-01-07
GB1490680A (en) 1977-11-02

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