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Robert Burns Woodward Patents
Woodward; Robert Burns
Cambridge, MA
No. of patents:

Patent Number Title Of Patent Date Issued
4070477 2-Penem compounds January 24, 1978
The invention relates to 6-amino-2-penem-3-carboxylic acid compounds of the formula ##STR1## in which R.sub.1.sup.a denotes hydrogen or an amino protective group R.sub.1.sup.A and R.sub.1.sup.b represents hydrogen or an acyl radical Ac, or in which R.sub.1.sup.a and R.sub.1.sup.b
4052408 Oxyacetic acid compounds and process for their manufacture October 4, 1977
.alpha.-Hydroxy-2-oxo-1-azetidinemethane-carboxylic acid compounds of formula ##STR1## wherein R.sub.1 represents a hydrogen atom or the organic residue of an alcohol, R.sub.2 represents a hydrogen atom or an acyl residue, R.sub.3 represents an organic residue and R.sub.4 represe
3950362 Oxabicyclooctanes and process for their manufacture April 13, 1976
Compounds of the formula ##SPC1##Wherein Z.sub.4 and Z.sub.5 each independently represent free, etherified or esterified hydroxy groups, are produced by diazotisation of 2-exo-amino-3,4-endo-dihydroxy-8-Z.sub.4 -7-oxabicyclo [4,3,0]nonane followed by ring contraction, they are interm
3941813 Dioxatricyclodecanes and process for their manufacture March 2, 1976
A compound of formula ##SPC1##Is produced by reacting 4.alpha.,5.alpha.-epoxy-9,10-dioxatricyclo[4,3,1,0.sup.3,8 ]decane with ammonia or a reaction functional derivative thereof; it is an intermediate for the synthesis of prostaglandins.

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