Resources Contact Us Home
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.

  Recently Added Patents
Methods of saccharification of polysaccharides in plants
Audit planning
Integrated circuit packaging system with coupling features and method of manufacture thereof
Positive electrode for secondary battery, and secondary battery
Providing a multi-tenant knowledge network
Integrated circuit packaging system with an integral-interposer-structure and method of manufacture thereof
Use of natriuretic peptide for treating heart failure
  Randomly Featured Patents
System and process for hydrocyclone separation of particulate solids and at least one liquid phase from a multiphase liquid mixture
Methods and systems to facilitate keyword bid arbitrage with multiple advertisement placement providers
Coal burning method to reduce particulate and sulfur emissions
Method and apparatus for a downhole gas generator
Brake actuator assembly
Method of preventing tungsten plugs from corrosion
Separation of unsaturated hydrocarbons by extractive distillation
Process and device for alternately giving a yarn an "S" twist or a "Z" twist
Method of protection against impacts between two vehicles by at least on inflatable member and device for implementing it
Extendable cutting member