N.sup..tau. -substituted histidine derivatives

Details N.sup..tau. -substituted histidine derivatives N.sup..tau. -substituted histidine derivatives

1984-06-20

1988-09-20

Lee, Mary C.

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548344, C07D23364

Patent

active

047727217

ABSTRACT:
A process is disclosed for the preparation of new N.sup..tau. -substituted histidine derivatives of the general formula ##STR1## According to the process, a histidine derivative of the general formula ##STR2## is reacted with phosgene, and the resultant product is then alkylated and thereafter hydrolyzed with an acid.
The products obtained by the process are highly useful for preparation of histidine-analogous proteins and enzymes.

REFERENCES:
Pyman, Chem Abst. 6, 1149.sup.8 (1912).
Plow, Chem Abst. 88, 17640y (1978).
Climie et al., Tetrahedron, 38(s), pp. 697-711 (1982).
Heinrikson et al., J. Biol. Chem., 240 (7), pp. 2921-2934 (1965).
Noordam et al., Recl. Trav. Chim. Pays-Bas, 97(11) pp. 293-295 (1978).
Shenoy et al., Amer, Dye. Rept., May 6, 1968, pp. 352-369 (1968).

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