Claims
- 1. Compounds of the formula III: ##SPC17##
- wherein R is hydrogen, lower alkyl, or lower acyloxy and n represents 1 or 2.
- 2. A compound according to claim 1 wherein R is hydrogen, methyl, or acetoxy and n is 2.
- 3. A compound according to claim 1 wherein R is hydrogen and n is 1.
- 4. A compound according to claim 2 which is 2,2-difluoro-5,6-dihydro-4-methylnaphtho[1,2-e]-1,3,2-dioxaborin.
- 5. A compound according to claim 2 which is 2,2-difluoro-5,6-dihydro-4,6-dimethylnaptho[1,2-e]1,3,2-dioxaborin.
- 6. A compound according to claim 2 which is 2,2-difluoro-5,6-dihydro-7-acetoxy-4-methylnaphtho[1,2-e]-1,3,2-dioxaborin.
- 7. A compound according to claim 5 which is 2,2-difluoro-4-methyl-5H-indeno[2,3-e]dioxaborin.
- 8. 2,2-Difluoro-5,6-dihydro-9-nitro-4-methylnaphtho[1,2-e]-1,3,2-dioxaborin.
Parent Case Info
This is a division of application Ser. No. 351,912, filed Apr. 18, 1973, now U.S. Pat. No. 3,862,144.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
3177240 |
Muetterties |
Apr 1965 |
|
3383401 |
Woods et al. |
May 1968 |
|
3661907 |
Padmanathan |
May 1972 |
|
Non-Patent Literature Citations (1)
Entry |
smith et al. J. Org. Chem., Vol. 35, No. 10, pp. 3220-3223 (1970). |
Divisions (1)
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Number |
Date |
Country |
Parent |
351912 |
Apr 1973 |
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