1) 3-Iodo-1-propene 碘丙烯 2) allyl iodide 碘丙烯 1. The spiroaphthoxazine synthesis withallyl iodideas a medium; 以碘丙烯为中间体合成螺恶嗪 3) iodoacetone 碘丙酮 1. The method is using the principle of the reaction that iodine and acetonecan turn intoiodoacetone,to turn iodide ion an...
The solubilities of methane, ethane, propane, and n-butane were measured in aqueous solutions of sodium dodecylsulfate (NaDS) (0–0.1M) from 15 to 27°C. F... A Ben-Naim,R Battino - 《Journal of Solution Chemistry》 被引量: 20发表: 1985年 Single-ion enthalpies of transfer for Conjug...
tetrahydrofuran at 20掳C with 1-chloro-3-iodopropane in hexamethylphosphoramide, followed by Jones oxidation of the crude product, yielded 16-chloro-12-hexadecynoic acid (54%), which was esterified to the corresponding methyl ester by treatment with potassium carbonate and methyl iodide in ...
Trifluoroiodomethane reacts with the olefin under photochemical or thermal conditions to give a mixture of erythro- and threo-1,1,1,2,3,4,4,4-octafluoro-2-iodobutane and 1,1,1,2,3-pentafluoro-3-iodo-2-trifluoromethylpropane in the ratios 56 : 40 : 4 and 50 : 43 : 7, ...
The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises a tetrafluoropropene and at least o
to get the raw material such as 3,3,3-trifluoropropine or 3-chloro-1,1,1-trifluoro-3-iodopropane in large quantity. The processes of Patent Documents 1 to 3 are advantageous in that the raw material is relatively readily available, but have a problem that it is difficult to increase ...
The present invention provides a method for preparing tetrafluoropropene HFO-1234yf, and CFC-iodopropane to five and H2 as raw materials or pentafluoropropane as raw materials, the formation of 1,1,1,2,2-pentafluoropropane first intermediate off HF, the product stream, then the HF catalyst ...
Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years). Solubility: Soluble in DMSO Shelf Life: >3 years if stored properly Drug Formulation: This drug may be formulated in DMSO Stock Solution Storage: 0 - 4 C for ...