يعرض 1 - 17 نتائج من 17 نتيجة بحث عن '"PYREK, J. ST."', وقت الاستعلام: 0.52s تنقيح النتائج
  1. 1
    Academic Journal
    ChemInform Abstract: Synthesis of Biomarkers in Fossil Fuels. Part 8. Synthesis of a Triaromatic Steroid Biomarker, (20R,24R)‐4,17β‐Dimethyl‐18,19‐ dinorstigmasta‐1,3,5,7,9,11,13‐heptaene, from Stigmasterol.

    المؤلفون: STOILOV, I., SHETTY, R., PYREK, J. ST., SMITH, S. L., LAYTON, W. J., WATT, D. S., CARLSON, R. M. K., MOLDOWAN, J. M.

    المصدر: ChemInform ; volume 25, issue 29 ; ISSN 0931-7597 1522-2667

    الاتاحة: http://dx.doi.org/10.1002/chin.199429257
    https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.199429257
    https://onlinelibrary.wiley.com/doi/pdf/10.1002/chin.199429257

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  2. 2
    Academic Journal
    ChemInform Abstract: Synthesis of Detomidine and Medetomidine Metabolites: 1,2,3‐ Trisubstituted Arenes with 4′(5′)‐Imidazolylmethyl Groups.

    المؤلفون: STOILOV, I., WATT, D. S., GOODMAN, J. P., PYREK, J. ST.

    المصدر: ChemInform ; volume 25, issue 24 ; ISSN 0931-7597 1522-2667

    الاتاحة: http://dx.doi.org/10.1002/chin.199424139
    https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.199424139
    https://onlinelibrary.wiley.com/doi/pdf/10.1002/chin.199424139

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  3. 3
    Academic Journal
    Nature of Bile Acids in the Fetus and Newborn Infant.

    المؤلفون: Lester, R., Pyrek, J. St., Little, J. M., Adcock, E. W.

    المصدر: Journal of Pediatric Gastroenterology & Nutrition; 1983 Supplement 1, Vol. 2, p197-206, 10p


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  4. 4
    Academic Journal
    ChemInform Abstract: NAPHTHO‐ AND ANTHRAQUINONES OF STREPTOMYCES THERMOVIOLACEUS WR‐141. STRUCTURE AND MODEL SYNTHESES

    المؤلفون: PYREK, J. ST., ACHMATOWICZ, O. JUN., ZAMOJSKI, A.

    المصدر: Chemischer Informationsdienst ; volume 8, issue 24 ; ISSN 0009-2975 2199-2924

    الاتاحة: http://dx.doi.org/10.1002/chin.197724372
    http://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197724372
    https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197724372
    https://onlinelibrary.wiley.com/doi/pdf/10.1002/chin.197724372

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  5. 5
    Academic Journal
    ChemInform Abstract: CARBON‐13 NMR SPECTROSCOPY OF NATURAL SUBSTANCES. PART V. CARBON‐13 ANALYSIS OF DIHYDROGRANATICIN METHYL ESTER. A CASE OF MIXED BIOGENESIS

    المؤلفون: ARNONE, A., CAMARDA, L., CARDILLO, R., FRONZA, G., MERLINI, L., MONDELLI, R., NASINI, G., PYREK, J. ST.

    المصدر: Chemischer Informationsdienst ; volume 10, issue 19 ; ISSN 0009-2975 2199-2924

    الاتاحة: http://dx.doi.org/10.1002/chin.197919378
    http://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197919378
    https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197919378
    https://onlinelibrary.wiley.com/doi/pdf/10.1002/chin.197919378

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  6. 6
    Academic Journal
    ChemInform Abstract: NEHIPETOL AND NEHIPEDIOL, FUROEUDESMANES OF NEPETA HINDOSTANA

    المؤلفون: PYREK, J. ST., KOCOR, M., BARANOWSKA, E., ATAL, C. K., SHARMA, R. S.

    المصدر: Chemischer Informationsdienst ; volume 8, issue 11 ; ISSN 0009-2975 2199-2924

    الاتاحة: http://dx.doi.org/10.1002/chin.197711342
    http://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197711342
    https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197711342
    https://onlinelibrary.wiley.com/doi/pdf/10.1002/chin.197711342

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  7. 7
    Academic Journal
    ChemInform Abstract: TERPENE OF COMPOSITAE PLANTS. PART IX. STRUCTURE OF TWO NEW Ψ‐TARAXENE DERIVATIVES: HELIANTRIOLS C AND F. MASS SPECTROMETRY OF 16‐SUBSTITUTED Ψ‐TARAXENES

    المؤلفون: PYREK, J. ST.

    المصدر: Chemischer Informationsdienst ; volume 10, issue 47 ; ISSN 0009-2975 2199-2924

    الاتاحة: http://dx.doi.org/10.1002/chin.197947318
    http://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197947318
    https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197947318
    https://onlinelibrary.wiley.com/doi/pdf/10.1002/chin.197947318

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  8. 8
    Academic Journal
    ChemInform Abstract: A SYNTHESIS OF (.+‐.)‐YOHIMBINE

    المؤلفون: WENKERT, E., PYREK, J. ST., UESATO, S., VANKAR, Y. D.

    المصدر: Chemischer Informationsdienst ; volume 13, issue 31 ; ISSN 0009-2975 2199-2924

    الاتاحة: http://dx.doi.org/10.1002/chin.198231315
    http://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.198231315
    https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.198231315
    https://onlinelibrary.wiley.com/doi/pdf/10.1002/chin.198231315

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  9. 9
    Academic Journal
    ChemInform Abstract: TERPENES OF COMPOSITAE PLANTS. PART VI. FARADIOL AND ARNIDIOL, REVISION OF THEIR STRUCTURE

    المؤلفون: PYREK, J. ST.

    المصدر: Chemischer Informationsdienst ; volume 9, issue 18 ; ISSN 0009-2975 2199-2924

    الاتاحة: http://dx.doi.org/10.1002/chin.197818307
    http://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197818307
    https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197818307
    https://onlinelibrary.wiley.com/doi/pdf/10.1002/chin.197818307

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  10. 10
    Academic Journal
    ChemInform Abstract: REACTION OF THE ANION OF MELDRUM′S ACID WITH AN N‐ALKYLPYRIDINIUM SALT

    المؤلفون: WENKERT, E., MICHELOTTI, E. L., PYREK, J. ST.

    المصدر: Chemischer Informationsdienst ; volume 15, issue 46 ; ISSN 0009-2975 2199-2924

    الاتاحة: http://dx.doi.org/10.1002/chin.198446251
    http://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.198446251
    https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.198446251
    https://onlinelibrary.wiley.com/doi/pdf/10.1002/chin.198446251

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  11. 11
    Academic Journal
    ChemInform Abstract: Carbon‐Carbon Bond‐Forming Additions to 1‐Alkyl‐3‐acylpyridinium Salts.

    المؤلفون: WENKERT, E., ANGELL, E. C., DREXLER, J., MOELLER, P. D. R., PYREK, J. ST., SHI, Y.‐J., SULTANA, M., VANKAR, Y. D.

    المصدر: ChemInform ; volume 18, issue 5 ; ISSN 0931-7597 1522-2667

    الاتاحة: http://dx.doi.org/10.1002/chin.198705231
    http://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.198705231
    https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.198705231
    https://onlinelibrary.wiley.com/doi/pdf/10.1002/chin.198705231

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  12. 12
    Academic Journal
    ChemInform Abstract: STEROIDS. PART XLIII. 6α,7α‐EPOXIDE RING CLEAVAGE WITH HYDRAZOIC ACID IN SOME 3‐KETO‐Δ4‐STEROIDS. OXIDATIVE CONTRACTION OF RING B

    المؤلفون: KOCOR, M., GUMULKA, M., KROSZCZYNSKI, W., PYREK, J. ST.

    المصدر: Chemischer Informationsdienst ; volume 12, issue 17 ; ISSN 0009-2975 2199-2924

    الاتاحة: http://dx.doi.org/10.1002/chin.198117361
    http://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.198117361
    https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.198117361
    https://onlinelibrary.wiley.com/doi/pdf/10.1002/chin.198117361

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  13. 13
    Academic Journal
    On the cyclization of farnesic acid

    المؤلفون: Corbella, A., Gariboldi, P., Gil-Quintero, Myrna, Jommi, G., Pyrek, J. St.

    المصدر: Experientia ; volume 33, issue 6, page 703-704 ; ISSN 0014-4754 1420-9071

    الاتاحة: http://dx.doi.org/10.1007/bf01944137
    http://link.springer.com/content/pdf/10.1007/BF01944137.pdf
    http://link.springer.com/article/10.1007/BF01944137/fulltext.html
    http://link.springer.com/content/pdf/10.1007/BF01944137

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  14. 14
    Academic Journal
    ChemInform Abstract: KUPPLUNG VON DIAZOMETHAN MIT ALPHA‐NAPHTHOLEN

    المؤلفون: PYREK, J. ST., ACHMATOWICZ, O.

    المصدر: Chemischer Informationsdienst. Organische Chemie ; volume 1, issue 39 ; ISSN 0300-5151 2199-2932

    الاتاحة: http://dx.doi.org/10.1002/chin.197039246
    http://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197039246
    https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197039246
    https://onlinelibrary.wiley.com/doi/pdf/10.1002/chin.197039246

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  15. 15
    Academic Journal
    ChemInform Abstract: NEUE PENTACYCLISCHE DITERPENSAEURE, TRACHYLOBAN‐19‐SAEURE, ISOLIERT AUS DER SONNENBLUME (HELIANTHUS ANNUUS L.)

    المؤلفون: PYREK, J. ST.

    المصدر: Chemischer Informationsdienst. Organische Chemie ; volume 2, issue 9 ; ISSN 0300-5151 2199-2932

    الاتاحة: http://dx.doi.org/10.1002/chin.197109407
    http://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197109407
    https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1002%2Fchin.197109407
    https://onlinelibrary.wiley.com/doi/pdf/10.1002/chin.197109407

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  16. 16
    Academic Journal
    Confirmation of the structure of a new diterpene trachyloban-19-ol, by tris(dipivaloylomethanato)europium-shifted nuclear magnetic resonance spectroscopy

    المؤلفون: Achmatowicz, O., Ejchart, A., Jurczak, J., Kozerski, L., Pyrek, J. St.

    المصدر: Journal of the Chemical Society D: Chemical Communications ; issue 2, page 98 ; ISSN 0577-6171

    الاتاحة: http://dx.doi.org/10.1039/c29710000098
    http://pubs.rsc.org/en/content/articlepdf/1971/C2/C29710000098

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  17. 17
    Periodical
    Understanding Mass Spectra. A Basic Approach By R. Martin Smith (Wisconsin Department of Justice Crime Laboratories) and Kenneth L. Busch (Technical Editor, School of Chemistry and Biochemistry, Georgia Institute of Technology). John Wiley & Sons, Inc., New York, NY. 1999. xvii + 290 pp. 15.5 × 23.5 cm. $59.95. ISBN 0-471-29704-6.

    المؤلفون: Pyrek, J. St.

    المصدر: Journal of Natural Products; September 24, 1999, Vol. 62 Issue: 9 p1349-1350, 2p


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