最新低温反应体系

1、低温反应体系(1)低温反应体系温度C。 冷却浴0碎冰-5>-20 冰/盐-10.5乙二醇/干冰-12环庚烷/干冰-15苯甲醇/干冰-22四氯乙烯/干冰-22.8四氯化碳/干冰-251,3 二氯苯/干冰-29邻二甲苯/干冰-32间甲苯胺/干冰-41乙月青/干冰-42毗啦干冰-47间二甲苯/干冰-56正辛烷/干冰-60异丙醛/干冰-77丙酮/干冰-77乙酸丁酯/干冰-83丙胺/干冰-83.6乙酸乙酯/液氮-89正丁醇/液氮-94己烷/液氮-94.6丙酮/液氮-95.1甲苯/液氮-98甲醇/液氮-100乙醛/干冰-104环己烷/液氮-116乙醇/液氮-116乙醮/液氮-131正五烷/液氮-16

2、0异戊烷/液氮-196液氮实验室低温反应浴（干冰或+溶剂）溶剂，低温 干冰,实验室干冰与以下试剂混合成糊状可达的低温:13 ° p-Xylene12° Dioxane6 ° Cyclohexane5 ° Benzene2 ° Formamide-8.6° Methyl salicylate-9 ° Hexane-2,5-dione-10.5 0 Ethylene glycol-11.9° tert-Amyl alcoho-12° Cycloheptane or methyl benzoate-15

3、6; Benzyl alcohol-16.3 0 n-Octanol-18° 1,2-Dichlorobenzene-22 ° Tetrachloroethylene-22.4 ° Butyl benzoate-22.8 0 Carbon tetrachloride-24.5 ° Diethyl sulfate-25 ° 153-Dichlorobenzene-29 ° o-Xylene or pentachloroethane30° Bromobenzene-32° m-Toluidine-32.6°

4、Dipropyl ketone-38 ° Thiophene-41 ° Acetonitrile-42 ° Pyridine or diethyl ketone-44 ° Cyclohexyl chloride-45° Chlorobenzene-47 ° m-Xyiene-50° Ethyl malonate or n-butylamine-52 ° Benzyl acetate or diethylcarbito55 ° Diacetone-56 ° n-Octane-60 ° D

5、i-isopropyl ether-73° Trichloroethylene or isopropyl acetate74 ° o-Cymene or p-cymene-77 ° Butyl acetate-79 ° Isoamyl acetate-83 ° Propylamine-83.6o Ethyl acetate-86 ° Methyl ethyl ketone-89 ° n-Butanol-90 ° Nitroethane-91 ° Heptane-92 ° n-Propyl ace

6、tate93 ° 2-Nitropropane or cyclopentane94 ° Ethyl benzene or hexane-94.6 0 Acetone-95.1° Toluene-97 ° Cumene-98 ° Methanol or methyl acetate-99 ° Isobutyl acetate-104° Cyclohexene-107 ° Isooctane-108° 1-Nitropropane-116° Ethanol or diethyl ether-117&

7、#176; Isoamyl alcohol-126° Methylcyclohexane-131° n-Pentane-160° IsopentaneSome Useful Laboratory Cooling MixturesMixture Mixture temperature (Centigrade) p-Xylene/Liquid nitrogen 13 p-Dioxane/Liquid nitrogen 12 Cyclohexane/Liquid nitrogen 6 Benzene/Liquid nitrogen 5 Formamide/Liquid

8、nitrogen 2 Aniline/Liquid nitrogen -6 Cycloheptane/Liquid nitrogen -12 Benzonitrile/Liquid nitrogen -13 Ethylene glycol/Dry ice -15 o-Dichlorobenzene/Liquid nitrogen -18 Tetrachloroetane/Liquid nitrogen -22 Carbon tetrachloride/Liquid nitrogen 23 Carbon tetrachloride/Dry ice -23 m-Dichlorobenzene/Li

9、quid nitrogen -25 Nitromethane/Liquid nitrogen -29 o-Xylene/Liquid nitrogen 29 Bromobenzene/Liquid nitrogen -30 Iodobenzene/Liquid nitrogen -31 Thiophene/Liquid nitrogen -38 3-Heptanone/Dry ice -38 Acetonitrile/Liquid nitrogen -41 Pyridine/Liquid nitrogen -42 Acetonenitrile/Dry ice -42 Chlorobenzene

10、/Liquid nitrogen -45 Cylcohexanone/Dry ice -46 m-Xylene/Liquid nitrogen -47 n-Butyl amine/Liquid nitrogen -50 Diethyl carbitol/Dry ice -52 n-Octane/Liquid nitrogen -56 Chloroform/Dry ice -61(-77) Chlorofonn/Liquid nitrogen -63 Methyl iodide/Liquid nitrogen -66 Carbitol acetate/Dry ice -67 t-Butyl am

11、ine/Liquid nitrogen -68 Ethanol/Dry ice -72Trichloroethylene/Liquid nitrogen -73 Butyl acetate/Liquid nitrogen -77 Acetone/Dry ice -78Isopropanol/Dry ice -78 Isoamyl acetate/Liquid nitrogen -79 Acylonitrile/Liquid nitrogen -82 Sulfur dioxide/Dry ice -82 Ethyl acetate/Liquid nitrogen -84 Ethyl methyl

12、 ketone/Liquid nitrogen -86 Acrolein/Liquid nitrogen -88 Nitroethane/Liquid nitrogen -90 Heptane/Liquid nitrogen -91 Cyclopentane/Liquid nitrogen -93 Hexane/Liquid nitrogen -94 Toluene/Liquid nitrogen -95 Methanol/Liquid nitrogen -98 Diethyl ether/Dry ice -100 n-Propyl iodide/Liquid nitrogen -101 n-Butyl iodide/Liquid nitrogen -103 Cyclohexane/Liquid nitrogen -104 Isooctane/Liquid nitrogen -107 Ethyl iodide/Liquid nitrogen -109 Carbon disulfide/Liquid nitrogen -110 Butyl bromide/Liquid nitrogen -112 Ethyl