| Patent Number |
Title Of Patent |
Date Issued |
| 7498430 |
Process for the preparation and separation of arabinose and xylose from a mixture of saccharides |
March 3, 2009 |
| A process for the preparation and separation of the pentoses, xylose and arabinose from mixtures of saccharides by forming acetals is described. D-xylose is a precursor to xylitol, a sweetener, and L-arabinose is a precursor to the drug intermediate (R)-3,4-dihydroxybutyric acid, car |
| 7390825 |
Process for the preparation of oxazolidinones and method of use thereof |
June 24, 2008 |
| Substituted oxazolidinone of the formula: ##STR00001## wherein R.sub.2 is alkyl selected from the group consisting of methyl, ethyl, and isopropyl moieties, are described. The compounds are antibacterial. |
| 7342010 |
2-thiaquinolizidines and process for the preparation thereof |
March 11, 2008 |
| A process for producing 2-thiaquiolizidines which are glycosidase and glycosyltransferase inhibitors is described. The compounds are of the formula: ##STR00001## where x is 0 to 3. |
| 7115706 |
Polyether polymers and compositions derived therefrom |
October 3, 2006 |
| Polyether polymers providing a backbone substituted at intervals with electron stabilizing groups containing electron withdrawing groups are described. The polymers capture electrons and are electronegative. The polymers act to solvate alkali metals so that electrons are withdrawn fr |
| 6831176 |
Process for the preparation of 1, 5-dideoxy-1,5-imino hexitols from oximes or imines |
December 14, 2004 |
| A process for the preparation of 1,5-dideoxy-1,5-imino hexitols of a hexose sugars from novel hydroxyl protected oxime intermediates. The process includes formation of a lactam which is reduced to the hexitol. The hexitols are useful as drugs. |
| 6740780 |
Process for the preparation of 1,5-dideoxy-1,5-imino hexitols from oximes or imines |
May 25, 2004 |
| A process for the preparation of 1,5-dideoxy-1,5-imino hexitols of a hexose sugars from novel hydroxyl protected oxime intermediates. The process includes formation of a lactam which is reduced to the hexitol. The hexitols are useful as drugs. |
| 6683185 |
Process for the preparation of 1,5-dideoxy-1,5-imino hexitols from oximes or imines |
January 27, 2004 |
| A process for the preparation of 1,5-dideoxy -1,5-imino hexitols of a hexose sugars from novel hydroxyl protected oxime intermediates. The process includes formation of a lactam which is reduced to the hexitol. The hexitols are useful as drugs. |
| 6653482 |
Process for the preparation of 1,5-dideoxy-1,5-imino hexitols from oximes or imines |
November 25, 2003 |
| A process for the preparation of 1,5-dideoxy-1,5-imino hexitols of a hexose sugars from novel hydroxyl protected oxime intermediates. The process includes formation of a lactam which is reduced to the hexitol. The hexitols are useful as drugs. |
| 6653480 |
Process for the preparation of 1,5-dideoxy-1, 5-imino hexitols from oximes or imines |
November 25, 2003 |
| A process for the preparation of 1,5-dideoxy-1,5-imino hexitols of a hexose sugars from novel hydroxyl protected oxime intermediates. The process includes formation of a lactam which is reduced to the hexitol. The hexitols are useful as drugs. |
| 6649766 |
Process for the preparation of 1,5-dideoxy-1,5-imino hexitols from oximes or imines |
November 18, 2003 |
| A process for the preparation of 1,5-dideoxy-1,5-imino hexitols of a hexose sugars from novel hydroxyl protected oxime intermediates. The process includes formation of a lactam which is reduced to the hexitol. The hexitols are useful as drugs. |
| 6605724 |
Process for the preparation of 1,5-dideoxy-1, 5-imino hexitols from oximes or imines |
August 12, 2003 |
| A process for the preparation of 1,5-dideoxy-1,5-imino hexitols of a hexose sugars from novel hydroxyl protected oxime intermediates. The process includes formation of a lactam which is reduced to the hexitol. The hexitols are useful as drugs. |
| 6590121 |
Process for the preparation of 1,5-dideoxy-1,5-imino hexitols from oximes or imines |
July 8, 2003 |
| A process for the preparation of 1,5-dideoxy-1,5-imino hexitols of a hexose sugars from novel hydroxyl protected oxime intermediates. The process includes formation of a lactam which is reduced to the hexitol. The hexitols are useful as drugs. |
| 6583297 |
Process and intermediate compounds for the preparation of pyrrolidines |
June 24, 2003 |
| Processes for the preparation of pyrrolidones (7 and 8) and pyrrolidines (9 and 10) from tri-O-acetyl-D-erythro-4-pentulosonic acid esters are described. The compounds are aza sugar analogs of D-ribofuranoside and are intermediates to drugs which regulate nucleoside and nucleic acid |
| 6541601 |
Unsaturated side chain polyamide polymers |
April 1, 2003 |
| Polyamide polymers with side chains from a polyamide backbone, preferably containing carbon to carbon unsaturation which provides unique conductive and color change properties, are described. In particular, unsaturation is in the form of side chains from the polyamide backbone, with alig |
| 6518437 |
Process and intermediate compounds for the preparation of pyrrolidines |
February 11, 2003 |
| Processes for the preparation of pyrrolidones (7 and 8) and pyrrolidines (9 and 10) from tri-O-acetyl-D-erythro-4-pentulosonic acid esters are described. The compounds are aza sugar analogs of D-ribofuranoside and are intermediates to drugs which regulate nucleoside and nucleic acid |
| 6492543 |
Ordered polyacetylenes and process for the preparation thereof |
December 10, 2002 |
| Polyacetylene compounds and process for the preparation thereof from a chiral dihydroxy amide are described. The compounds preferably have diacyl groups attached to the amide. The compounds are useful for making films which are electrically conductive, near infrared absorbing, polarizing |
| 6492534 |
Process and intermediate compounds for the preparation of pyrrolidines |
December 10, 2002 |
| Processes for the preparation of pyrrolidones (7 and 8) and pyrrolidines (9 and 10) from tri-O-acetyl-D-erythro-4-pentulosonic acid esters are described. The compounds are aza sugar analogs of D-ribofuranoside and are intermediates to drugs which regulate nucleoside and nucleic acid |
| 6482974 |
Process and intermediate compounds for the preparation of pyrrolidines |
November 19, 2002 |
| Processes for the preparation of pyrrolidones (7 and 8) and pyrrolidines (9 and 10) from tri-O-acetyl-D-erythro-4-pentulosonic acid esters are described. The compounds are aza sugar analogs of D-ribofuranoside and are intermediates to drugs which regulate nucleoside and nucleic acid |
| 6482973 |
Process and intermediate compounds for the preparation of pyrrolidines |
November 19, 2002 |
| Processes for the preparation of pyrrolidones (7 and 8) and pyrrolidines (9 and 10) from tri-O-acetyl-D-erythro-4-pentulosonic acid esters are described. The compounds are aza sugar analogs of D-ribofuranoside and are intermediates to drugs which regulate nucleoside and nucleic acid |
| 6462197 |
Process for the preparation of 1,5-dideoxy-1,5-imino hexitols from oximes or imines |
October 8, 2002 |
| A process for the preparation of 1,5-dideoxy-1,5-imino hexitols of a hexose sugars from novel hydroxyl protected oxime intermediates. The process includes formation of a lactam which is reduced to the hexitol. The hexitols are useful as drugs. |
| 6423867 |
Process and intermediate compounds for the preparation of pyrrolidines |
July 23, 2002 |
| Processes for the preparation of pyrrolidones (7 and 8) and pyrrolidines (9 and 10) from tri-O-acetyl-D-erythro-4-pentulosonic acid esters are described. The compounds are aza sugar analogs of D-ribofuranoside and are intermediates to drugs which regulate nucleoside and nucleic acid |
| 6414163 |
Process and intermediate compounds for the preparation of pyrrolidines |
July 2, 2002 |
| Processes for the preparation of pyrrolidones (7 and 8) and pyrrolidines (9 and 10) from tri-O-acetyl-D-erythro-4-pentulosonic acid esters are described. The compounds are aza sugar analogs of D-ribofuranoside and are intermediates to drugs which regulate nucleoside and nucleic acid |
| 6399842 |
Ordered polyacetylenes and process for the preparation thereof |
June 4, 2002 |
| Polyacetylene compounds and process for the preparation thereof from a chiral dihydroxy amide are described. The compounds preferably have diacyl groups attached to the amide. The compounds are useful for making films which are electrically conductive, near infrared absorbing, polarizing |
| 6395868 |
Ordered polyacetylenes and process for the preparation thereof |
May 28, 2002 |
| Polyacetylene compounds and process for the preparation thereof from a chiral dihydroxy amide are described. The compounds preferably have diacyl groups attached to the amide. The compounds are useful for making films which are electrically conductive, near infrared absorbing, polarizing |
| 6392112 |
Ordered polyacetylenes and process for the preparation thereof |
May 21, 2002 |
| Polyacetylene compounds and process for the preparation thereof from a chiral dihydroxy amide are described. The compounds preferably have diacyl groups attached to the amide. The compounds are useful for making films which are electrically conductive, near infrared absorbing, polarizing |
| 6392110 |
Ordered polyacetylenes and process for the preparation thereof |
May 21, 2002 |
| Polyacetylene compounds and process for the preparation thereof from a chiral dihydroxy amide are described. The compounds preferably have diacyl groups attached to the amide. The compounds are useful for making films which are electrically conductive, near infrared absorbing, polarizing |
| 6388085 |
Ordered polyacetylenes and process for the preparation thereof |
May 14, 2002 |
| Polyacetylene compounds and process for the preparation thereof from a chiral dihydroxy amide are described. The compounds preferably have diacyl groups attached to the amide. The compounds are useful for making films which are electrically conductive, near infrared absorbing, polarizing |
| 6288244 |
Process for the preparation of 3, 4-dihydroxybutanoic acid and derivatives thereof from substitu |
September 11, 2001 |
| A process for the preparation of 3,4-dihydroxybutanoic acid (I) and 3-hydroxy-.gamma.-butyrolactone (V) thereof from a 3-leaving group substituted pentose source is described. In particular, the process relates to the synthesis of (R)-3,4-dihydroxybutanoic acid and (R)-3-hydroxy-.gam |
| 6288239 |
5-trityloxymethyl-oxazolidinones and process for the preparation thereof |
September 11, 2001 |
| A method for preparing protected, preferably chiral, 5-trityloxymethyl-oxazolidinone in one step directly from optically active 3-hydroxy-4-trityloxy butyramide is described. Oxazolidinones are an important class of molecules in the pharmaceutical industry especially in the areas of |
| 6288238 |
Process for the preparation of 5-hydroxymethyl 2-oxazolidinone and novel intermediate |
September 11, 2001 |
| A process for preparing 5-hydroxymethyl-2-oxazolidinone (1), preferably optically active, in one step from 3,4-boronic acid ester protected 3,4-dihydroxybutyramides (2) is described. The oxazolidinone is important in the pharmaceutical industry especially in the areas of antimicrobials |
| 6274144 |
Method for generating antibodies to saccharide fragments |
August 14, 2001 |
| A method for depolymerizing polysaccharides containing into saccharide fragments using ozonolysis is described. |
| 6239311 |
Process for the preparation of 3,4-dihydroxybutanoic acid and salts and lactones derived therefr |
May 29, 2001 |
| An improved process for the preparation of 3,4-dihydroxybutanoic acid (1) and salts thereof from a D- or L-hexose source is described. The process uses an alkali metal or alkaline earth metal hydroxide and peroxide oxidizing agent to convert the D- or L-hexose source to (1) by maintainin |
| 6235930 |
Process for the preparation of 3,4-dihydroxybutanoic acid and derivatives thereof from substitut |
May 22, 2001 |
| A process for the preparation of 3,4-dihydroxybutanoic acid (I) and 3-hydroxy-.gamma.-butyrolactone (V) thereof from a 3-leaving group substituted pentose source is described. In particular, the process relates to the synthesis of (R)-3,4-dihydroxybutanoic acid and (R)-3-hydroxy-.gam |
| 6194529 |
Ordered polyacetylenes and process for the preparation thereof |
February 27, 2001 |
| Polyacetylene compounds and process for the preparation thereof from a chiral dihydroxy amide are described. The compounds preferably have diacyl groups attached to the amide. The compounds are useful for making films which are electrically conductive, near infrared absorbing, polarizing |
| 6153724 |
Preparation of cross-linked 2-dimensional polymers with sidedness from .alpha.,.beta.-lactones |
November 28, 2000 |
| Polymers and processes for synthesizing the polymers from .alpha.,.beta.-unsaturated lactones, particularly 2(5H)-furanone, and amines with side chains. The polymers are used as hydrogels, as polymers that can bind metals and form complexes that are soluble in organic solvents, as po |
| 6114566 |
4-cyano-3-hydroxybutanoyl hydrazines, derivatives and process for the preparation thereof |
September 5, 2000 |
| Novel 4-cyano-3-hydroxybutanoyl hydrazides (10), particularly R-chiral intermediates are described. The intermediates are useful in preparing (R)-3-hydroxy-4-trimethylaminobutyric acid (L-carnitine) and R-4-amino-3-hydroxybutyric acid (GABOB) and chiral chemical intermediates which a |
| 6084131 |
Process for the preparation of protected dihydroxypropyl trialkylammonium salts and derivatives |
July 4, 2000 |
| A process for the preparation of protected dihydroxypropyl trialkylammonium salts, particularly in chiral form is described. In particular, a process for the preparation of (2,2-dimethyl-1,3-dioxolan-4-ylmethyl)trialkylammonium salts, particularly in chiral form is described. Further |
| 6040464 |
Process for the preparation of protected 3-amino-1,2-dihydroxypropane acetal and derivatives the |
March 21, 2000 |
| A process for producing protected 3-amino-1,2-dihydroxypropane acetal, particularly in chiral forms, for use as an intermediate in the preparation of various 3-carbon compounds which are chiral. In particular, the present invention relates to the process for preparation of 3-amino-1, |
| 6027733 |
Method for generating saccharide fragments |
February 22, 2000 |
| A method for depolymerizing polysaccharides containing into saccharide fragments using ozonolysis is described. |
| 5851807 |
Process for biological material carbon-carbon bond formation |
December 22, 1998 |
| A process for providing vicinal dimethyl long chain between alkyl groups of organic compounds is described. The process uses intact or disrupted cells of various species of bacteria, particularly Thermoanaerobacter sp., Sarcina sp. and Butyrivibrio sp. The process can be conducted in an |
| 5808107 |
Process for the preparation of hydroxy substituted gamma butyrolactones |
September 15, 1998 |
| Preparation of 4-hydroxy substituted butyrolactones is described. A process for the preparation of 3-hydroxybutyrolactone, 1,2,4-trihydroxybutane and 3,4-dihydroxy acid methyl ester from malic acid is particularly described. The preparation of 4-hydroxymethyl-4-hydroxybutyric acid -1-met |
| 5374773 |
Process for the preparation of 3,4-dihydroxybutanoic acid and salts thereof |
December 20, 1994 |
| A process for the preparation of 3,4-dihydroxybutanoic acid (1) and salts thereof from a glucose source containing 1,4-1inked glucose as a substituent is described. The process uses an alkali metal hdyroxide and hydrogen peroxide to convert the glucose source to (1). The compound (1) |
| 5319110 |
Process for the preparation of 3,4-dihydroxybutanoic acid and salts thereof |
June 7, 1994 |
| A process for the preparation of 3,4-dihydroxybutanoic acid (1) and salts thereof from a glucose source containing 1,4-linked glucose as a substituent is described. The process uses an alkali metal hdyroxide and hydrogen peroxide to convert the glucose source to (1). The compound (1) |
| 5292939 |
Process for the preparation of 3,4-dihydroxybutanoic acid and salts thereof |
March 8, 1994 |
| A process for the preparation of 3,4-dihydroxybutanoic acid (1) and salts thereof from a glucose source containing 1,4-linked glucose as a substituent is described. The process uses an alkali metal hdyroxide and hydrogen peroxide to convert the glucose source to (1). The compound (1) |
