Characterization of Sulfur Compounds in MTBE

Table 1

Retention time of possible common sulfur compounds in MTBE.

Sulfur compounds	Rt, min
Methanethiol	5.71
Ethanethiol	6.90
Dimethyl sulfide	7.21
Isopropanothiol	8.20
tert-Butanothiol	9.45
Propanothiol	9.85
Ethyl methyl sulfide	10.06
Isobutanothiol	12.45
Thiophene	12.50
Isopropyl methyl sulfide	12.80
Diethyl sulfide	12.96
Propyl methyl sulfide	14.10
Butanothiol	15.20
Methyl tert-butyl sulfide	15.99
Dimethyl disulfide	16.97
Isobutyl methyl sulfide	19.50
Ethyl tert-butyl sulfide	21.20
Methyl ethyl disulfide	23.67
Isopropyl methyl disulfide	28.42
Diethyl disulfide	30.71
Propyl methyl disulfide	31.56
tert-Butyl methyl disulfide	32.13
Methyl trisulfide	34.31
Methyl isopropyl disulfide	35.18
Diethyl trisulfide	38.49
tert-Butyl ethyl disulfide	38.72
Diisopropyl disulfide	39.14
Methyl ethyl trisulfide	41.39
Isobutyl ethyl disulfide	41.63
tert-Butyl isopropyl disulfide	42.33
Propyl isopropyl disulfide	42.70
Dipropyl disulfide	45.91
tert-Butyl propyl disulfide	46.10
Di-tert-butyl disulfide	47.45