Claims
- 1. A process for the preparation of the furan derivative of formula (I) ##STR10## which comprises reacting a thiol of formula (II) ##STR11## with an alkylating agent of formula (III) ##STR12##
- 2. A process according to claim 1 in which said thiol of formula (II) is generated in situ from an acid addition salt.
- 3. A process according to claim 2 in which the acid addition salt of formula (II) is a hydrochloride, sulphate, alkyl sulphonate, aryl sulphonate, acetate, fumarate, maleate, oxalate or benzoate.
- 4. A process according to claim 3, wherein the acid addition salt is an oxalate.
- 5. A process according to claim 1, wherein the thiol of formula (II) is prepared by reacting an alcohol having a formula (IV) ##STR13## with thiourea to produce an isothiourea having the formula (V) ##STR14## which is then reacted with a base to produce the thiol of formula (II).
Priority Claims (2)
Number |
Date |
Country |
Kind |
8000580 |
Jan 1980 |
GBX |
|
8000581 |
Jan 1980 |
GBX |
|
Parent Case Info
This application is a continuation of application Ser. No. 223,483, filed Jan. 8, 1981, now abandoned.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4276421 |
Baudet |
Jun 1981 |
|
Foreign Referenced Citations (2)
Number |
Date |
Country |
WO7900466 |
Jul 1979 |
WOX |
2036003 |
Jun 1980 |
GBX |
Continuations (1)
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Number |
Date |
Country |
Parent |
223483 |
Jan 1981 |
|