GB1394957A - Process for the preparation of 2,2- 4,4,-dihydroxydiphenyl propane - Google Patents

Process for the preparation of 2,2- 4,4,-dihydroxydiphenyl propane

Info

Publication number
GB1394957A
GB1394957A GB5473473A GB5473473A GB1394957A GB 1394957 A GB1394957 A GB 1394957A GB 5473473 A GB5473473 A GB 5473473A GB 5473473 A GB5473473 A GB 5473473A GB 1394957 A GB1394957 A GB 1394957A
Authority
GB
United Kingdom
Prior art keywords
dihydroxydiphenyl
propane
exceeding
reaction
nov
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.)
Expired
Application number
GB5473473A
Other languages
English (en)
Inventor
Ferdinando Ligorati
Vittorio Emanuele Nova
Giancarlo Aglietti
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.)
Societa Italiana Resine SpA SIR
Original Assignee
Societa Italiana Resine SpA SIR
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 Societa Italiana Resine SpA SIR filed Critical Societa Italiana Resine SpA SIR
Publication of GB1394957A publication Critical patent/GB1394957A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/82—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by solid-liquid treatment; by chemisorption
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
    • C07C37/20—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms using aldehydes or ketones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB5473473A 1972-11-30 1973-11-26 Process for the preparation of 2,2- 4,4,-dihydroxydiphenyl propane Expired GB1394957A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3227672A IT971366B (it) 1972-11-30 1972-11-30 Procedimento per la produzione di 2 2 4 4 diidrossidifenil propano

Publications (1)

Publication Number Publication Date
GB1394957A true GB1394957A (en) 1975-05-21

Family

ID=11235089

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5473473A Expired GB1394957A (en) 1972-11-30 1973-11-26 Process for the preparation of 2,2- 4,4,-dihydroxydiphenyl propane

Country Status (9)

Country Link
JP (1) JPS5714329B2 (enExample)
CA (1) CA1017361A (enExample)
CH (1) CH581086A5 (enExample)
DE (1) DE2359500C2 (enExample)
FR (1) FR2208870B1 (enExample)
GB (1) GB1394957A (enExample)
IT (1) IT971366B (enExample)
NL (1) NL7316257A (enExample)
YU (1) YU35565B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5059721A (en) * 1990-07-31 1991-10-22 Shell Oil Company Process for preparing a bisphenol
JP6788882B2 (ja) * 2016-08-09 2020-11-25 イマジン・グローバル・ケア株式会社 自然免疫活性化作用を有する多糖類及び該多糖類を含有する自然免疫活性化剤又は飲食品

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1069638B (enExample) * 1959-11-26
US3073868A (en) * 1959-02-05 1963-01-15 Hooker Chemical Corp Production and purification of diphenylolalkanes
DE1259346B (de) * 1962-03-02 1968-01-25 Hooker Chemical Corp Verfahren zur Reinigung von gem-Diphenylolalkanen
DE1793324C3 (de) * 1968-08-31 1978-06-08 Honshu Chemical Industry Co. Ltd., Tokio Verfahren zur Reinigung von 2,2-Bis(4-hydroxyphenyl)propan
DE1793431A1 (de) * 1968-09-17 1971-07-01 Bayer Ag Verfahren zur Reinigung von 4,4'-Dihydroxydiphenylpropan-(2,2) oder des Phenoladduktes dieser Verbindungen
BE759937A (enExample) * 1969-12-15 1971-06-07 Shell Int Research

Also Published As

Publication number Publication date
NL7316257A (enExample) 1974-06-04
JPS5714329B2 (enExample) 1982-03-24
FR2208870B1 (enExample) 1976-10-08
YU35565B (en) 1981-04-30
DE2359500A1 (de) 1974-06-27
CH581086A5 (enExample) 1976-10-29
JPS4982651A (enExample) 1974-08-08
IT971366B (it) 1974-04-30
CA1017361A (en) 1977-09-13
FR2208870A1 (enExample) 1974-06-28
DE2359500C2 (de) 1984-08-16
YU309773A (en) 1980-09-25

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Legal Events

Date Code Title Description
PS Patent sealed
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PCNP Patent ceased through non-payment of renewal fee