Number | Name | Date | Kind |
---|---|---|---|
3250712 | Coffield | May 1966 | |
3410798 | Cohen | Nov 1968 | |
3678115 | Fujisawa et al. | Jul 1972 | |
3718699 | Fujisawa et al. | Feb 1973 | |
3835196 | Fujisawa et al. | Sep 1974 | |
3929654 | Brewster et al. | Dec 1975 | |
4551259 | Braid | Nov 1985 | |
4740578 | Onoe et al. | Apr 1988 | |
4877902 | Gatto | Oct 1989 | |
4946610 | Lam et al. | Aug 1990 | |
5004481 | Lam et al. | Apr 1991 | |
5045089 | Lam et al. | Sep 1991 | |
5166439 | Lam et al. | Nov 1992 | |
5319144 | Chiu | Jun 1994 | |
5376290 | Meier et al. | Dec 1994 | |
5427701 | Meier et al. | Jun 1995 | |
5516441 | Denis | May 1996 |
Number | Date | Country |
---|---|---|
1290132 | Sep 1972 | GBX |
Entry |
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Synthesis, Nov., 1972, pp. 624-625. |
Synthesis, Jan., 1973, pp. 38-39. |
T. Fujisawa, et al.: "The sulphurisation of sterically hindered phenols with sulphur. A convenient synthesis of 4, 4'-thiobis-(2, 6-dialkylphenols) and 2, 6-dialkyl-4-mercaptophenols" Synthesis, No. 1, Jan. '73, Stuttgart, DE, pp. 38-39, XP002071197. |
A.J. Neale, et al.: "Some observations of the reactions between phenol and sulphur" Tetrahedron, vol. 25, No. 18, Sep. '69, Oxford, GB, pp. 4593-4597, XP000569375. |