IT1057191B - Procedimento per impedire l annerimento dell acido ftalico - Google Patents

Procedimento per impedire l annerimento dell acido ftalico

Info

Publication number
IT1057191B
IT1057191B IT67334/76A IT6733476A IT1057191B IT 1057191 B IT1057191 B IT 1057191B IT 67334/76 A IT67334/76 A IT 67334/76A IT 6733476 A IT6733476 A IT 6733476A IT 1057191 B IT1057191 B IT 1057191B
Authority
IT
Italy
Prior art keywords
annerment
procedure
prevent
phtalic acid
phtalic
Prior art date
Application number
IT67334/76A
Other languages
English (en)
Italian (it)
Original Assignee
Mitsubishi Gas Chemical Co
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 Mitsubishi Gas Chemical Co filed Critical Mitsubishi Gas Chemical Co
Application granted granted Critical
Publication of IT1057191B publication Critical patent/IT1057191B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT67334/76A 1975-02-18 1976-02-13 Procedimento per impedire l annerimento dell acido ftalico IT1057191B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50020090A JPS5198234A (en) 1975-02-18 1975-02-18 Futarusanno kokushokukaoboshisuruhoho

Publications (1)

Publication Number Publication Date
IT1057191B true IT1057191B (it) 1982-03-10

Family

ID=12017395

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67334/76A IT1057191B (it) 1975-02-18 1976-02-13 Procedimento per impedire l annerimento dell acido ftalico

Country Status (9)

Country Link
US (1) US4214100A (enExample)
JP (1) JPS5198234A (enExample)
BE (1) BE838647A (enExample)
CA (1) CA1049552A (enExample)
DE (1) DE2605363C3 (enExample)
FR (1) FR2301507A1 (enExample)
GB (1) GB1508241A (enExample)
IT (1) IT1057191B (enExample)
NL (1) NL179903C (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55145637A (en) * 1979-05-02 1980-11-13 Teijin Hercules Kk Preparation of aromatic carboxylic acid or its methyl ester
JPH03112526A (ja) * 1989-09-28 1991-05-14 Matsushita Electric Ind Co Ltd 野菜切り機
JPH08325197A (ja) * 1995-05-30 1996-12-10 Mitsubishi Gas Chem Co Inc テレフタル酸の製造方法
CN1323286A (zh) 1998-09-10 2001-11-21 埃克森化学专利公司 用离子液制备芳香醛的方法
CN113214078A (zh) * 2021-05-26 2021-08-06 宜兴市阳洋塑料助剂有限公司 一种利用对苯二甲酸生产废料回收制备对苯二甲酸二辛酯的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2963509A (en) * 1958-03-10 1960-12-06 Mid Century Corp Process for oxidation of mono-alkyl benzene
JPS5136258B1 (enExample) * 1963-04-02 1976-10-07
US3595908A (en) * 1966-11-01 1971-07-27 Inst Francais Du Petrole Two-step oxidation of paraxylene for the production of terephthalic acid
FR2113424A5 (enExample) * 1970-11-01 1972-06-23 Maruzen Oil Co Ltd

Also Published As

Publication number Publication date
NL179903C (nl) 1986-12-01
NL7601600A (nl) 1976-08-20
JPS5628897B2 (enExample) 1981-07-04
NL179903B (nl) 1986-07-01
GB1508241A (en) 1978-04-19
JPS5198234A (en) 1976-08-30
FR2301507A1 (fr) 1976-09-17
CA1049552A (en) 1979-02-27
DE2605363C3 (de) 1979-07-12
DE2605363B2 (de) 1978-10-26
US4214100A (en) 1980-07-22
DE2605363A1 (de) 1976-08-26
FR2301507B1 (enExample) 1979-02-02
BE838647A (fr) 1976-06-16

Similar Documents

Publication Publication Date Title
DK156575C (da) Fremgangsmaade til fremstilling af 3-hydroxy-3-cephem- eller 3-oxo-cepham-carboxylsyrederivater
IT1059780B (it) Procedimento per la produzione di acido solforico
SE434951B (sv) Nytt forfarande for framstellning av 7beta-amino-3-cefem-3-ol-4-karboxylsyraforeningar
SE7607875L (sv) Forfarande for framstellning av prostansyraderivat
SE7607631L (sv) Forfarande for framstellning av svavelsyra i
NO146198C (no) Mellomprodukt for fremstilling av 5-fluor-2-methyl-1-(p-methylsulfinylbenzyliden)-ind-2-en-3-yl-eddiksyre
NO141893C (no) Fremgangsmaate til fremstilling av perkarboksylsyreopploesninger
SE431205B (sv) Forfarande for framstellning av estrar av 3-aminometylen-6,7-dimetoxi-2-metyl-4-oxo-1,2,3,4-tetrahydro-1-kinolinkarboxylsyra
IT1016606B (it) Procedimento per la purificazione dell acido fosforico
IT1057191B (it) Procedimento per impedire l annerimento dell acido ftalico
SE7607632L (sv) Forfarande for framstellning av svavelsyra i
AR214186A1 (es) Procedimiento de preparacion de nuevos derivados del acido(purinil-6)-amino-2-benzoico
IT1004878B (it) Procedimento per la purificazione dell acido fosforico
SE418489B (sv) Forfarande for framstellning av veteperoxid enligt antakinonforfarandet
BG27366A3 (bg) Метод за непрекъснато получаване на органични разтвори на перкарбонови киселини
SE7610890L (sv) Forfarande for framstellning av cyanursyra
IT1057053B (it) Procedimento per la produzione dell acido l (+) tartarico
IT1124766B (it) Procedimento per la depurazione dell'acido fosforico
NO141716C (no) Fremgangsmaate for fremstilling av tiokarbaminsyreestere
IT1057067B (it) Procedimento per la produzione dell acido l tartarico
SE7607026L (sv) Forfarande for framstellning av 5-alkylpikolinsyra
IT1053844B (it) Procedimento per la produzione di acido diaceton 2 chetogulonico
SE427037B (sv) Forfarande for framstellning av deoxiklavulansyra
IT1066267B (it) Procedimento per la produzione di acido ftalaldeidico
IT976010B (it) Procedimento per la preparazione dell acido transcrisantemico