Telomerization of Vinyl Chloride with Chloroform Initiated by Ferrous Chloride-Dimethylacetamide under Ultrasonic Conditions

Table 2

Effects of reaction conditions^a.

Entry	Condition	Temperature (°C)	Initial pressure (MPa)	Time (h)	Conversion^b (%)	Yield^b (%)
						1	2
1	Silent	110	0.3	30	16.9	14.0	1.4
2	Silent	130	0.3	30	64.7	42.1	15.6
3	Silent	130	0.1	30	24.6	21.0	2.2
4	Silent	130	0.3	20	46.0	27.8	3.7
5	Silent	130	0.3	40	69.2	43.6	18.9
6	)))^c	130	0.3	30	73.2	54.1	18.2
7	)))	100	0.3	8	52.3	50.1	0.7

The molar ratio of vinyl chloride, chloroform, FeCl₂·4H₂O, and DMAC is 1 : 4 : 0.02 : 0.2. ^bIt is calculated by vinyl chloride. ^cUltrasonic irradiation.