Liebigs Annalen der Chemie

Condensation of diglycolic acid dichloride with polyglycols, 5. An improved synthesis of cyclic polyether??esters by cyclization

C Erk

文献索引：Erk, Cakil Liebigs Annalen der Chemie, 1991 , # 10 p. 1083 - 1084

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被引用次数: 4

摘要

... An Improved Synthesis of Cyclic pol yether-Esters by Cyclization Cakil Erk Istanbul Teknik Univerjsitesi, Fen ve Ed. Fakultesi, Kimya Bolumu, Maslak, TR-80626, Istanbul, Turkey ... The HN03 addition was completed within 150- 180 min while the generated water was dis- tilled off till a colorless crystalline product had formed; yield 38-40g (58-60%); mp 142-144°C. - IR (neet): P = 2920, Liebigs Ann. Chem. ... Page 2. 1084 C. Erk 1750, 1390, 1200. ...