WebPreparations are described of (+)-trans,anti,trans-dicyclohexyl-18-crown-6(2), (+)-trans-cyclohexyl-15-crown-5 (5), and (+)-trans-cyclohexyl-18-crown-6 (6) from (+)-trans … Web9.15.7.1 Compounds with biological activity 3-Selena-1-dethiacephems 42 with cyclohexyl or benzyl groups attached to the exocyclic nitrogen atom showed antioxidant properties …
Glass Transition Temperatures - polymerdatabase.com
WebJun 22, 2024 · Compound 1 was synthesized by refluxing a mixture of [Gd 2 (O 2 C t Bu) 6 (HO 2 C t Bu) 6] (0.15 g, 0.1 mmol), H 2 O 3 PC 6 H 10 NH 2 (0.09 g, 0.5 mmol), distilled water (0.1 mL) and Et 2 NH (0.1 mL) in MeCN (15 mL) at 90 °C for 4 h to form a clear solution. The solution was cooled down to room temperature, filtered and then allowed to … WebJan 1, 1980 · As follows from Table 5, benzo-crown ethers form more stable 2 : 1 complexes than the corresponding cyclohexyl or parent compounds; benzo- 15-crown-5 [81 forms particularly stable 2 : 1 complexes with K+ and Rb+ (Izatt et al., 1976b). In the solid state, the benzo-15-crown-5 complex with K+ is also of the sandwich type … tweed mall shopping centre map
Analysis on volatiles of biomaterials by cotton stalk
WebPoly(cyclohexyl methacrylate) 116: Poly(decyl methacrylate)-63: Poly(dodecyl methacrylate)-55: Poly(ethyl methacrylate), PEMA: 65: Poly(glycidyl methacrylate) 61: Poly(hexadecyl methacrylate) 16: Poly(hexyl methacrylate)-5: Poly(isobornyl methacrylate) 110: Poly(isobutyl methacrylate) 57: Poly(isodecyl methacrylate)-41: Poly(isopropyl ... WebJun 28, 2010 · The main and abundant constituents were mandelamide (24.04%), 1,4,7,10,13,16-hexaoxanonadecane, 18-propyl- (6.27%), 2,4,7 (1H,3H,8H)-pteridinetrione (5.58%), cyclohexyl-15-crown-5 (4.99%),.alpha.-tocopherol-.beta.-D-mannoside (4.03%), phytol (3.7%), 4- ( (1E)-3-hydroxy-1-propenyl)-2-methoxyphenol (3.06%), … WebTwo conformations of the cis‐cyclohexano‐8‐crown‐3 molecule were detected at 185 K. From relative 13C NMR peak area measurements, the conformation with the O— CH2— O unit equatorial was found to be favoured by 4.4 ± 0.4 kJ mol−1. In the spectrum of the minor conformer at low temperature, a 9.6 ppm 13C chemical shift difference is present … tweed merino sport yarn