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William Otis Laswell

from New York, NY
Age ~70

William Laswell Phones & Addresses

  • 418 20Th St, New York, NY 10011
  • Santa Barbara, CA
  • Briarcliff Manor, NY

Business Records

Name / Title
Company / Classification
Phones & Addresses
William Laswell
BUZZCOCKS TOURING, INC
C/O Loring Ward 280 Park Ave 5E, New York, NY 10017

Publications

Us Patents

Process For The Preparation Of 4-Acyloxyazetidin-2-One By Electrochemical Methods

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US Patent:
49522884, Aug 28, 1990
Filed:
Jun 21, 1989
Appl. No.:
7/369167
Inventors:
Joseph E. Lynch - Plainfield NJ
Ralph P. Volante - East Windsor NJ
William L. Laswell - Perkasie PA
Ichiro Shinkai - Westfield NJ
Assignee:
Merck & Co., Inc. - Rahway NJ
International Classification:
C25B 300
US Classification:
204 59R
Abstract:
The 4-acryloxyazetidin-2-ones, which are intermediates in the production of carbapenems and penems, are produced from 4-furanylazetidin-2-ones by electrochemical methods.

Nitrogen Deprotected 4-Acyloxyazetidin-2-Ones

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US Patent:
51772019, Jan 5, 1993
Filed:
Jun 21, 1990
Appl. No.:
7/541166
Inventors:
Joseph E. Lynch - Plainfield NJ
William L. Laswell - Perkasie PA
Ralph P. Volante - East Windsor NJ
Ichiro Shinkai - Westfield NJ
Assignee:
Merck & Co., Inc. - Rahway NJ
International Classification:
C07D40704
C07D20508
C07B 4114
C07F 718
US Classification:
540200
Abstract:
The 4-acyloxyazetidin-2-ones, which are intermediates in the production of carbapenems and penems, are produced from nitrogen deprotected 4-furanylazetidin-2-ones.

Stereoselective Synthesis Of A Chiral Cis 3-Beta Hydrogen (3R) 4-Aroyloxy Azetidinone

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US Patent:
51459574, Sep 8, 1992
Filed:
Jan 9, 1992
Appl. No.:
7/819601
Inventors:
David M. Tschaen - Aberdeen NJ
Joseph E. Lynch - Plainfield NJ
William L. Laswell - Bridgewater NJ
Ralph P. Volante - East Windsor NJ
Ichiro Shinkai - Westfield NJ
Assignee:
Merck & Co., Inc. - Rahway NJ
International Classification:
C07B 3710
C07D20508
C07F 718
US Classification:
540200
Abstract:
A process is described for the stereocontrolled synthesis of (3R,4R)-3-[(1R)-1-hydroxyethyl]-4-benzoyloxyazetidin-2-ones and their derivatives by cycloaddition involving an imine and a ketone, generated from 3(S)-hydroxybutyrate which are useful intermediates in the synthesis of carbapenem antibiotics.

Process For The Preparation Of 4-Acyloxyazetidin-2-One By Singlet Oxygen Oxidation

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US Patent:
49405209, Jul 10, 1990
Filed:
Jun 21, 1989
Appl. No.:
7/369155
Inventors:
Joseph E. Lynch - Plainfield NJ
William L. Laswell - Perkasie PA
Ralph P. Volante - East Windsor NJ
Ichiro Shinkai - Westfield NJ
Assignee:
Merck & Co., Inc. - Rahway NJ
International Classification:
B01J 1908
C07D20502
C07D20506
US Classification:
20415771
Abstract:
The 4-acyloxyazetidin-2-ones, which are intermediates in the production of carbapenems and penems, are produced from 4-furanylazetidin-2-ones by singlet oxygen oxidation.

Oxidation And Reduction Method To Produce 4-Acyloxyazetidin-2-One

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US Patent:
49239821, May 8, 1990
Filed:
Jun 21, 1989
Appl. No.:
7/369396
Inventors:
Joseph E. Lynch - Plainfield NJ
William L. Laswell - Perkasie PA
Ralph P. Volante - East Windsor NJ
Ichiro Shinkai - Westfield NJ
Assignee:
Merck & Co., Inc. - Rahway NJ
International Classification:
C07D28510
C07D50134
C07D30756
US Classification:
540200
Abstract:
The 4-acyloxyazetidin-2-ones, which are intermediates in the production of carbapenems and penems, are produced from 4-furanylazetidin-2-ones by a sequential oxidation-reduction-oxidation reaction scheme.
William Otis Laswell from New York, NY, age ~70 Get Report