JPS54103833A - P-hydroxyphenylketenemercaptal s-oxide derivative - Google Patents
P-hydroxyphenylketenemercaptal s-oxide derivativeInfo
- Publication number
- JPS54103833A JPS54103833A JP1059578A JP1059578A JPS54103833A JP S54103833 A JPS54103833 A JP S54103833A JP 1059578 A JP1059578 A JP 1059578A JP 1059578 A JP1059578 A JP 1059578A JP S54103833 A JPS54103833 A JP S54103833A
- Authority
- JP
- Japan
- Prior art keywords
- formula
- hydroxyphenylketenemercaptal
- oxide derivative
- phenyl
- alkyl
- 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.)
- Granted
Links
Landscapes
- Pyrane Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
NEW MATERIAL:p-Hydroxyphenylketenemercaptal S-oxide derivatives of formula I (R1 is H, acetyl, alkyl, benzyl, tetrahydro-2-pyranyl; R2 is alkyl, phenyl).
EXAMPLE: 1-Methylsulfinyl-1-methylthio-2-[p-(2-propoxy)phenyl]ethylene.
USE: Synthetic intermediate of p-hydroxyphenylacetic acid and a variety of its derivatives that are important as intermediate of medicines.
PREPARATION: The reaction of an aldehyde of formula II and formaldehyde mercaptal S-oxide of formula, R2SCH2SOR2 is effected in the presence of a base to form the objective compound of formula I.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1059578A JPS54103833A (en) | 1978-02-03 | 1978-02-03 | P-hydroxyphenylketenemercaptal s-oxide derivative |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1059578A JPS54103833A (en) | 1978-02-03 | 1978-02-03 | P-hydroxyphenylketenemercaptal s-oxide derivative |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS54103833A true JPS54103833A (en) | 1979-08-15 |
JPS5531146B2 JPS5531146B2 (en) | 1980-08-15 |
Family
ID=11754584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1059578A Granted JPS54103833A (en) | 1978-02-03 | 1978-02-03 | P-hydroxyphenylketenemercaptal s-oxide derivative |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS54103833A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7974423B2 (en) | 2004-08-23 | 2011-07-05 | Panasonic Corporation | Loudspeaker system |
-
1978
- 1978-02-03 JP JP1059578A patent/JPS54103833A/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7974423B2 (en) | 2004-08-23 | 2011-07-05 | Panasonic Corporation | Loudspeaker system |
Also Published As
Publication number | Publication date |
---|---|
JPS5531146B2 (en) | 1980-08-15 |
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