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Dive into the research topics where Marianne Langston is active.

Publication


Featured researches published by Marianne Langston.


Archive | 2000

Racemisation process for use in the manufacture of levobupivacaine and related piperidinecarboxanilide anaesthetic agents

Ulrich Conrad Chiroscience Limited Dyer; Marianne Langston; Martin Chiroscience Limited Woods


Archive | 1997

The preparation of enantiomerically-enriched threo-methylphenidate

Susan Chiroscien Faulconbridge; Hooshang Shahriari Chi Zavareh; Graham Robert Chiroscien Evans; Marianne Langston


Archive | 1995

Crystallisation of levibupivacaine and analogues thereof

Marianne Langston; Benjamin Mark Skead


Archive | 1995

Crystallisation of levobupivacaine and analogues thereof

Marianne Langston; Benjamin Mark Skead


Archive | 1997

Process for the preparation of d-threo-(r,r)-methyl phenidate and recycling of undesired enantiomers by epimerisation

Marianne Langston; Hooshang Shahriari Zavareh


Organic Process Research & Development | 2013

Development of a Practical Synthesis of a TORC1/2 Inhibitor: A Scalable Application of Memory of Chirality

Frederick Hicks; Yongquan Hou; Marianne Langston; Ashley McCarron; Erin O’Brien; Tatsuya Ito; Chunrong Ma; Christopher Matthews; Colin O’Bryan; David Paul Provencal; Yuxin Zhao; Jie Huang; Qiang Yang; Li Heyang; Matthew Johnson; Yan Sitang; Liu Yuqiang


Archive | 2001

Manufacture of single isomer methylphenidate

Marianne Langston; Hooshang Shahriari Zavareh


Organic Process Research & Development | 2000

Racemisation of R-Bupivacaine: A Key Factor in the Integrated and Economic Process for the Production of Levobupivacaine

Marianne Langston; Ulrich Conrad Dyer; Graham Anthony Charles Frampton; Gordon Hutton; Christopher James Lock; Benjamin Mark Skead; and Martin Woods; Hooshang Shahriari Zavareh


Organic Process Research & Development | 2012

Process Research and Kilogram Synthesis of an Investigational, Potent MEK Inhibitor

Yuxin Zhao; Lei Zhu; David Paul Provencal; Todd Miller; Colin O’Bryan; Marianne Langston; Ming Shen; Dan Bailey; Dezhi Sha; Travis Palmer; Thuy Ho; Mai Li


Organic Process Research & Development | 2016

Development of Screening Methodology for the Assessment of the Agglomeration Potential of APIs

Charles D. Papageorgiou; Marianne Langston; Frederick Hicks; David J. am Ende; Eric Martin; Sarah Rothstein; Jerry Salan; Robert Muir

Collaboration


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Ulrich Conrad Dyer

University of Hertfordshire

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Martin Woods

Imperial College London

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Frederick Hicks

Takeda Pharmaceutical Company

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Ian Armitage

Takeda Pharmaceutical Company

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Ashley McCarron

Takeda Pharmaceutical Company

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David Paul Provencal

Takeda Pharmaceutical Company

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Lei Zhu

Takeda Pharmaceutical Company

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Yuxin Zhao

Takeda Pharmaceutical Company

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