Scientia Sinica

Synthesis of a Useful Intermediate for the Preparation of Chloramphenicol and Some Related Condensations ..................... eee, ee, Kao Yee-Sheng G&tSz ), Pan Pei-Chuan (JE JI!) gs ees he ee Loh Shuen-Hsing ( \z|IK8), Hsu Hsiu-Yong (42 (6%) and Chen Chi-Hao ( (RTE ) Studies on Free Radical Reaction The Reaction of Grignard Reagents with 2-bromo-2, 3-dimethylbutane and with 1-chloro-1-methylcyclohexane in the Presence of Cobaltous

Ielalicest as Gia te ee eee Liu Yu-Cheng ( BV ) Thiazole Research II. Synthesis of 2-y-Amino-n-propyl- 4.N- diethylaminomethylthiazole: 0202.) ee eee Chi Yuoh-Fong ( #7 i8)

and T'shin Shi-Yuan (238350) Chemistry of Acrylonitrile III. Synthesis of Dispiro [5, 1, 5, 3] Hexadecanetrione-3, 7, 11 ...........-0---+ 00s eee ee. King Sheng ( 4:2) and Hsing Chi-Yi (FSH) Chemotherapeutic Studies on Schistosomiasis I. Synthesis of Some New Glucosamine Derivatives ............. Zu-Yoong Kyi (*RUEGE ) Studies of Fritillaria Alkaloids VII. Selenium Dehydrogenation of Sipeimine and the See between Fritillaria and Veratrum Alkaloids ..........-.-.. .Tze-Tsin Chu (T. T. Chu, eH) and Jen-Yung Loh (|#{=26 ) Ammonium Phenyldithiocarbamate and Ammonium Phenylhydrazinedithiocarbamate as Recgens for Cupric Ions ..............-..........---. De Mae arouse _. Tien Ping-Shih ( kX ) and Wang K’uei (Ee)

BOTANY

Induced Adaptations in Yeast Growth, Respiratory, and Fermentation

Characteristics of Yeast Adapted to High Temperature. §. F. Fong (Fi3¥),-

P. S. Tang (eh), C. K. Tsai (SE), and C. F. Wu ( BER) Studies on the Vrnalization of Rice .................. Tang Si-Hua (33), Liu Jih-Shin (S)B#t), Yu Lu-Tze ( 4ife4t), Wu Kwang-Nan (A565), and Tsun Chao-Kang ( {HEE ) On the Process of Intercellular Migration of Chromatin Substance and New Formation of Nucleus in the Pollen Mother Cells of Lillum Sutchuenense Franch .................-.- K. C. Cheng ( i844 ) Studies on Plant Respiration I. Respiratory Pathways in Rice Seedlings and Respiration as an Adaptive Physiological RuNction OF theWiving) Plant =. «ona jase eae P. S. Tang ( Bie ), Y. L. Tai ( BY==4), and C. K. Lee (BER)

ZOOLOGY

Reinvestigation into the Problem of Development of the Living

Substance of Hydra .............0.00 2000.0 e eee Wu Chao-Fa ( HIKE) A History of the Domestication.and the Factors of the Varietal

Formation of the Common Goldfish, Carassius auratus. .Shisan C. Chen (BR#S)

BIOCHEMISTRY

Studies on Succinic Dehydrogenase I. Isolation, Purification, and Properties...... Wang Tsing-Ying ({ERR), Tsou Chen-Lu ( $7), and Wang Ying-Lai ( =IEER)

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