Claims
- 1. A process for the preparation of a substituted-phenyl-N-alkyl-carbamate of the formula: ##STR9## wherein R.sup.1 and R.sup.2 are identical or different and each is hydrogen or lower alkyl;
- R is halogen, formyl or a group of the formula: ##STR10## in an ortho or meta position to the carbamaoyloxy group, wherein X.sup.1 and X.sup.2 are identical or different and each is oxygen or sulfur; and
- R.sup.3 and R.sup.4 are identical or different and each is alkyl, alkenyl, alkynyl, or together for a 5-membered saturated or unsaturated heterocycle in which X.sup.1 and X.sup.2 are heteroatoms; said process comprising:
- reacting a compound of the formula: ##STR11## in the presence of a base with a compound of the formula ##STR12## wherein A is pentachlorophenyl.
- 2. The process defined in claim 1, which comprises carrying out the reaction in an organic solvent selected from the group which consists of toluene, acetone, dioxane and chloroform.
- 3. The process defined in claim 1 wherein said base is triethylamine.
Priority Claims (1)
Number |
Date |
Country |
Kind |
CI 1367 |
Apr 1973 |
HUX |
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Parent Case Info
This is a continuation of application Ser. No. 463,031, filed Apr. 22, 1974, now abandoned.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
3781301 |
Nikles et al. |
Dec 1973 |
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3910991 |
Nikles et al. |
Oct 1975 |
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Foreign Referenced Citations (1)
Number |
Date |
Country |
1166180 |
Mar 1964 |
DEX |
Non-Patent Literature Citations (2)
Entry |
Bodanszky, Nature, vol. 175, p. 685, 1955. |
The Peptides I, pp. 97 to 98 (1965). |
Continuations (1)
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Number |
Date |
Country |
Parent |
463031 |
Apr 1974 |
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