Emerson L. Wittbecker: search on Z-Library

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1

Interfacial polycondensation. III. Polyamides

R. G. Beaman, Paul W. Morgan, C. R. Koller, Emerson L. Wittbecker, E. E. Magat

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1959

Language:

english

File:

PDF, 470 KB

english, 1959

2

Polyurethane analog of the polyester, polyethylene terephthalate

Emerson L. Wittbecker, William S. Spliethoff, C. R. Stine

Journal:

Journal of Applied Polymer Science

Year:

1965

Language:

english

File:

PDF, 633 KB

english, 1965

3

Interfacial polycondensation. I.

Emerson L. Wittbecker, Paul W. Morgan

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1959

Language:

english

File:

PDF, 530 KB

english, 1959

4

Interfacial polycondensation. VII. Polyurethanes

Emerson L. Wittbecker, Manfred Katz

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1959

Language:

english

File:

PDF, 435 KB

english, 1959

5

Commentary: Reflections on “interfacial polycondensation. I.,” by Emerson L. Wittbecker and Paul W. Morgan, J. Polym. Sci., XL, 289 (1959)

Emerson L. Wittbecker

Journal:

Journal of Polymer Science Part A: Polymer Chemistry

Year:

1996

Language:

english

File:

PDF, 124 KB

english, 1996

6

Interfacial polycondensation. I.

Emerson L. Wittbecker, Paul W. Morgan

Journal:

Journal of Polymer Science Part A: Polymer Chemistry

Year:

1996

Language:

english

File:

PDF, 566 KB

english, 1996

7

Sterols. CXXXIX. Sapogenins. LIX. The Bio-reduction of 4-Dehydrotigogenone 1,1a

Marker, Russell E., Wittbecker, Emerson L., Wagner, R. B., Turner, D. L.

Journal:

Journal of the American Chemical Society

Year:

1942

Language:

english

File:

PDF, 558 KB

english, 1942

8

Sterols. CLVII. Sapogenins. LXIX. 1 Isolation and Structures of Thirteen New Steroidal Sapogenins. New Sources for Known Sapogenins

Marker, Russell E., Wagner, R. B., Ulshafer, Paul R., Wittbecker, Emerson L., Goldsmith, Dale P. J., Ruof, Clarence H.

Journal:

Journal of the American Chemical Society

Year:

1943

Language:

english

File:

PDF, 1010 KB

english, 1943

9

Steroidal Sapogenins 1a

Marker, Russell E., Wagner, R. B., Ulshafer, Paul R., Wittbecker, Emerson L., Goldsmith, Dale P. J., Ruof, Clarence H.

Journal:

Journal of the American Chemical Society

Year:

1947

Language:

english

File:

PDF, 6.94 MB

english, 1947

10

Sterols. CLII. Rearrangement of 16,17-Dibromopregnan-3(β)-ol-20-one 1

Marker, Russell E., Wagner, R. B., Wittbecker, Emerson L.

Journal:

Journal of the American Chemical Society

Year:

1942

Language:

english

File:

PDF, 537 KB

english, 1942

11

STEROLS. CXXIII. SAPOGENINS. XLIV. THE BIOLOGICAL TRANSFORMATION OF 4-DEHYDROTIGOGENONE TO DIOSGENIN

Marker, Russell E., Wagner, R. B., Turner, D. L., Wittbecker, Emerson L.

Journal:

Journal of the American Chemical Society

Year:

1941

Language:

english

File:

PDF, 207 KB

english, 1941

12

Sterols. CXVIII. The Action of Selenious Acid on Δ 5 -Pregnenediol and on Δ 5 -Androstenediol

Marker, Russell E., Crooks, Harry M., Wittbecker, Emerson L.

Journal:

Journal of the American Chemical Society

Year:

1941

Language:

english

File:

PDF, 335 KB

english, 1941

13

Sterols. CLI. Rearrangement of 17,21-Dibromo-allo-pregnan-3(β)-ol-20-one Acetate 1

Marker, Russell E., Crooks, Harry M., Wagner, R. B., Wittbecker, Emerson L.

Journal:

Journal of the American Chemical Society

Year:

1942

Language:

english

File:

PDF, 419 KB

english, 1942

14

Synthesis and Polymerization of Bridged Bicyclic Ethers 1

Wittbecker, Emerson L., Hall, H. K., Campbell, Tod W.

Journal:

Journal of the American Chemical Society

Year:

1960

Language:

english

File:

PDF, 607 KB

english, 1960

15

Sterols. CXXXVI. Sapogenins. LVII. The Structure of the Side-Chain of Chlorogenin

Marker, Russell E., Turner, D. L., Wittbecker, Emerson L.

Journal:

Journal of the American Chemical Society

Year:

1942

Language:

english

File:

PDF, 344 KB

english, 1942

16

Sterols. CXLI. 3(α),11,12-Trihydroxycholanic Acid 1

Marker, Russell E., Shabica, Anthony C., Jones, Eldon M., Crooks, Harry M., Wittbecker, Emerson L.

Journal:

Journal of the American Chemical Society

Year:

1942

Language:

english

File:

PDF, 857 KB

english, 1942

17

Sterols. CXX. Anterior Pituitary Gland Extracts

Marker, Russell E., Wittbecker, Emerson L.

Journal:

Journal of the American Chemical Society

Year:

1941

Language:

english

File:

PDF, 216 KB

english, 1941

18

Sterols. CXXXII. Sapogenins. LIV. The Action of Hydrogen Peroxide on the Pseudosapogenin Acetates and on the Pregnenolones

Marker, Russell E., Jones, Eldon M., Wittbecker, Emerson L.

Journal:

Journal of the American Chemical Society

Year:

1942

Language:

english

File:

PDF, 972 KB

english, 1942

19

Sterols. CXL. 17-Bromo-allo-pregnanone-20 and 17,21-Dibromo-allo-pregnanone-20 *

Marker, Russell E., Crooks, Harry M., Wagner, R. B., Shabica, Anthony C., Jones, Eldon M., Wittbecker, Emerson L.

Journal:

Journal of the American Chemical Society

Year:

1942

Language:

english

File:

PDF, 294 KB

english, 1942

20

Sterols. CXXX. 3,6-Diketo Sterols and their Reduction Products *

Marker, Russell E., Crooks, Harry M., Jones, Eldon M., Wittbecker, Emerson L.

Journal:

Journal of the American Chemical Society

Year:

1942

Language:

english

File:

PDF, 209 KB

english, 1942

21

New Sources for Sapogenins

Marker, Russell E., Wagner, R. B., Ulshafer, Paul R., Wittbecker, Emerson L., Goldsmith, Dale P. J., Ruof, Clarence H.

Journal:

Journal of the American Chemical Society

Year:

1947

Language:

english

File:

PDF, 146 KB

english, 1947

22

The Preparation of N-Substituted Diamines 1

Wittbecker, Emerson L., Houtz, Ray C., Watkins, W. W.

Journal:

Journal of the American Chemical Society

Year:

1947

Language:

english

File:

PDF, 382 KB

english, 1947

23

Sterols. CXXXI. Sapogenins. LIII. The Configuration of the Hydroxyl Groups in Chlorogenin *

Marker, Russell E., Turner, D. L., Wittbecker, Emerson L.

Journal:

Journal of the American Chemical Society

Year:

1942

Language:

english

File:

PDF, 361 KB

english, 1942