GB1446418A - Production of 1,4-dihydroxybenzene - Google Patents
Production of 1,4-dihydroxybenzeneInfo
- Publication number
- GB1446418A GB1446418A GB5179272A GB5179272A GB1446418A GB 1446418 A GB1446418 A GB 1446418A GB 5179272 A GB5179272 A GB 5179272A GB 5179272 A GB5179272 A GB 5179272A GB 1446418 A GB1446418 A GB 1446418A
- Authority
- GB
- United Kingdom
- Prior art keywords
- dihydroxybenzene
- production
- sulphonic acid
- willacy
- desulphonated
- 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
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
-
- 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
- C07C37/06—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation
- C07C37/07—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation with simultaneous reduction of C=O group in that ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5179272A GB1446418A (en) | 1972-11-09 | 1972-11-09 | Production of 1,4-dihydroxybenzene |
BE137309A BE806802A (fr) | 1972-11-09 | 1973-10-31 | Perfectionnements apportes a la production du 1,4-dihydroxy-benzene |
IT5355573A IT1000141B (it) | 1972-11-09 | 1973-11-07 | Perfezionamento nel procedimento di produzione di i 4 diidrossi benzene e prodotto ottenuto |
FR7339489A FR2206300B3 (fr) | 1972-11-09 | 1973-11-07 | |
DE19732355679 DE2355679A1 (de) | 1972-11-09 | 1973-11-07 | Verfahren zur herstellung von 1,4dihydroxybenzol |
NL7315289A NL7315289A (fr) | 1972-11-09 | 1973-11-08 | |
CH1570673A CH597120A5 (fr) | 1972-11-09 | 1973-11-08 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5179272A GB1446418A (en) | 1972-11-09 | 1972-11-09 | Production of 1,4-dihydroxybenzene |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1446418A true GB1446418A (en) | 1976-08-18 |
Family
ID=10461393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5179272A Expired GB1446418A (en) | 1972-11-09 | 1972-11-09 | Production of 1,4-dihydroxybenzene |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE806802A (fr) |
CH (1) | CH597120A5 (fr) |
DE (1) | DE2355679A1 (fr) |
FR (1) | FR2206300B3 (fr) |
GB (1) | GB1446418A (fr) |
IT (1) | IT1000141B (fr) |
NL (1) | NL7315289A (fr) |
-
1972
- 1972-11-09 GB GB5179272A patent/GB1446418A/en not_active Expired
-
1973
- 1973-10-31 BE BE137309A patent/BE806802A/fr unknown
- 1973-11-07 IT IT5355573A patent/IT1000141B/it active
- 1973-11-07 FR FR7339489A patent/FR2206300B3/fr not_active Expired
- 1973-11-07 DE DE19732355679 patent/DE2355679A1/de active Pending
- 1973-11-08 CH CH1570673A patent/CH597120A5/xx not_active IP Right Cessation
- 1973-11-08 NL NL7315289A patent/NL7315289A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FR2206300B3 (fr) | 1976-09-24 |
NL7315289A (fr) | 1974-05-13 |
IT1000141B (it) | 1976-03-30 |
DE2355679A1 (de) | 1974-05-16 |
CH597120A5 (fr) | 1978-03-31 |
FR2206300A1 (fr) | 1974-06-07 |
BE806802A (fr) | 1974-02-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |