Claims
- 1. A method for preparing a compound of formula I ##STR26## wherein: (i) X is selected from the group consisting of O, S, R.sub.2 N<, R.sub.3 R.sub.4 C<, R.sub.3 R.sub.4 N.sup.+ <, and ##STR27## (ii) R.sub.2 is selected from the group consisting of hydrogen, methyl, ethyl, n-propyl and i-propyl; and R.sub.3 and R.sub.4 are the same or different and are selected from the group consisting of methyl, ethyl, n-propyl, i-propyl, n-C.sub.16 H.sub.33 and n-C.sub.14 H.sub.29 ; and
- (iii) M is selected from the group consisting of Na, K, Li and NH.sub.4, provided that M is absent when X is R.sub.3 R.sub.4 N.sup.+ <, said method comprising reacting a compound of formula II
- X(CH.sub.2 CH.dbd.CH.sub.2 CHR.sub.1).sub.2 II
- with a bisulfite salt of formula III
- ZHSO.sub.3 III
- where Z is selected from the group consisting of Na, Li, K or NH.sub.4 ;
- said reacting being conducted in an aqueous phase under reaction conditions sufficient to prepare said compound of formula I.
- 2. A method according to claim 1, wherein:
- X is O and M is Na.
- 3. A method according to claim 1, wherein:
- X is R.sub.3 R.sub.4 N.sup.+<
- 4. A method according to claim 1, wherein:
- X is HN< and M is Na.
- 5. A method according to claim 4, wherein R.sub.3 is CH.sub.3 and R.sub.4 is n-C.sub.16 H.sub.33.
- 6. A method according to claim 4, wherein R.sub.3 is CH.sub.3 and R.sub.4 is n-C.sub.14 H.sub.29.
Parent Case Info
This is a divisional of co-pending application Ser. No. 373,553, filed on Apr. 30, 1982, now U.S. Pat. No. 4,528,383, issued July 9, 1985.
US Referenced Citations (4)
Number |
Name |
Date |
Kind |
3424770 |
Stein et al. |
Jan 1969 |
|
3875187 |
Hickner et al. |
Apr 1975 |
|
4126746 |
Hickner et al. |
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4410709 |
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|
Divisions (1)
|
Number |
Date |
Country |
Parent |
373553 |
Apr 1982 |
|