Electronic character of methylenecyclopropene: microwave spectrum, structure, and dipole moment The microwave spectrum of 1,2,3鈥恜entatriene, CH2=C=C=CHCH3, has been studied in the frequency region from 8 to 40 GHz. A鈥恡ype R鈥恇ranch transitions fr... Timothy,D.,Norden,... - 《Jour...
Structure of Polypropene and Poly (ethylene-co-propene) Produced with an Alumina-supported CpTiCl3/common Alkylaluminium Catalyst Cystem. K. Soga,T. Uozumi,M. Saito, et al. Makromolekulare Chemie . 1994SOGA K,UOZUMI T,SAITO M,et al.Structure of polypropene and poly(ethylene-co-propene)...
The molecular structure of cyclopropene has been determined by gas-phase electron difraction. A least-squares analysis was applied to the experimental molecular intensity to obtain the following geometric structural parameters: Cl-C3=1.304±0.003A, C3-C3=1.519±0.002A, C1-H=1.077±0.012...
2,3,3,3-TETRAFLUOROPROPENE structure CAS No. 754-12-1 Chemical Name: 2,3,3,3-TETRAFLUOROPROPENE Synonyms 2,3,3,3-TETRAFLUOROPROP-1-ENE;Norflurane EP Impurity KK;1H,1H-Perfluoroprop-1-ene;2,3,3,3-TETRAFLUOROPROPENE;2,3,3,3-TETRAFLUOROPROPENE-1;2,3,3,3-Tetrafluoropropene 97%;1-...
study aiming to elucidate the structure of the active species in industrial MgCl 2 -supported Ziegler–Natta catalysts for ethene and propene polymerization... Maddalena D'Amore a d,Raffaele Credendino a,Peter H.M. Budzelaar b d,... - 《Journal of Catalysis》 被引量: 63发表: 2012年 Addi...
Neutron scattering combined with H/D-isotopic substitution, fitting the experimental data using the Empirical Potential Structure Refinement (EPSR) method has been used to investigate the liquid structure of 1-butyl-3-methylimidazolium bis {(trifluoromethyl)sulfonyl}imide ( ) and solutions of propane (...
Propene-norbornene copolymers: Synthesis and analysis of polymer structure by C-13 NMR spectroscopy and ab initio chemical shift computations A series of propenenorbornene (PN) copolymers were synthesized in the presence of rac-Et(indeny)2ZrCl2/MAO in toluene at 30 掳C. PN copolymers were charact...
3-Chloro-2-methylpropene structure CAS No. 563-47-3 Chemical Name: 3-Chloro-2-methylpropene Synonyms METHALLYL CHLORIDE;Mac;3-chloro-2-methylprop-1-ene;3-CHLORO-2-METHYL-1-PROPENE;Isobutenyl chloride;beta-methylallylchloride;Methylallyl chloride;BETA-METHALLYL CHLORIDE;1-CHLORO-2-METHYL-2-...
CheminformQ. Shen, C. Nunn, Molecular structure and conformation of trans-1,3-dichloro-1-propene as determined by gas- phase electron diffraction, J. Mol. Struct. 1989, 212, 143-150.Q. Shen, The molecular structure and conformation of trans-1,2,3-trichloropropene as determined by gas-...
The structure and electrochemical properties of the La0.7Mg0.3Ni3.4-xMn0.1Cox (x=0-1.05) hydrogen storage alloys were investigated. The crystal structure and the lattice parameters of the alloys were analyzed by X-ray diffractometry and Rietveld method. Electrochemical properties of the alloys includi...