Concepedia

Author

Stephen R. Herchen

Massachusetts Institute of Technology

Also Known As

S Herchen, S R Herchen, S. Herchen, S. R. HERCHEN, Stephen R Herchen, Stephen R. Herchen

13

Publications

270

Citations

7

H-Index

23

Concepts

All Affiliations

Massachusetts Institute of Technology
SR

About

Stephen R. Herchen is an author at Massachusetts Institute of Technology specializing in natural sciences, bioorganic chemistry, and pharmacology.

Top Concepts

#ConceptH-IndexPublicationsCitations

1

Natural Sciences

5

5

246

2

Biochemistry

4

4

216

3

Medicine

3

3

187

4

Biomolecular Engineering

3

3

76

5

Engineering

2

2

59

Stephen R. Herchen

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5

Publications

246

Citations

5

H-Index

YearCitations

Cell-free conversion of δ-(<scp>l</scp>-α-aminoadipyl)-<scp>l</scp>-cysteinyl-<scp>d</scp>-valine into an antibiotic with the properties of isopenicillin N in <i>Cephalosporium acremonium</i>

Toshio Konomi, Stephen R. Herchen, Jack E. Baldwin,

Biochemical Journal

1979

104

Cell-free ring expansion of penicillin N to deacetoxycephalosporin C by Cephalosporium acremonium CW-19 and its mutants.

Masao Yoshida, Toshio Konomi, Mutsutoshi Kohsaka,

Proceedings of the National Academy of Sciences

1978

66

Regioselectivity of electrophilic aromatic substitution: syntheses of 6- and 7-sulfamoylindolines and -indoles

Alan L. Borror, Efthimios Chinoporos, Michael P. Filosa,

The Journal of Organic Chemistry

1988

30

Synthesis of δ-(<scp>L</scp>-α-aminoadipoyl)-<scp>L</scp>-cysteinyl-<scp>D</scp>-valine and some carbon-13 and nitrogen-15 labelled isotopomers

Jack E. Baldwin, Stephen R. Herchen, Brian L. Johnson,

Journal of the Chemical Society Perkin Transactions 1

1981

29

Syntheses of penicillin N, [6 α-3H]penicillin N and [10-14C,6 α-3H]penicillin N

Jack E. Baldwin, Stephen R. Herchen, PUSHPA D. SINGH

Biochemical Journal

1980

17

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