-
group and an
electrophilic source of
TBDPS. This
might involve using the
triflate or the less
reactive chloride of
TBDPS along with a mild base such as 2...
- (20 000) < TIPS (700,000) <
TBDPS (5,000,000) In
basic media, the
relative resistance is: TMS (1) < TES (10-100) < TBS~
TBDPS (20 000) < TIPS (100,000) It...
-
deprotection to
regenerate diols or aminoalcohols, as in this
example (where
TBDPS = tert-butyldiphenylsilyl): CuCl2 also
catalyses the free
radical addition...
-
allyloxycarbonyl group Troc for the
trichloroethoxycarbonyl group TMS, TBDMS, TES,
TBDPS, TIPS, ... for
various silyl ether groups PMB for the 4-methoxybenzyl group...
-
ether (TBS) in 3. The C5 and C6
atoms are
added as tert-butyldiphenylsilyl (
TBDPS)
protected iodoethanol in a
nucleophilic substitution of
acidic C4 with...
-
Similar conditions to TBS but
longer reaction times. tert‑Butyldiphenylsilyl (
TBDPS) —
Similar conditions to TBS but even
longer reaction times (100–250× slower...
- Pauson–Khand
reaction to
cyclise an
enyne containing a tert-butyldiphenylsilyl (
TBDPS)
protected primary alcohol. The
preparation of the
cyclic siloxane moiety...
-
dialdehyde 4.8. Later,
opening of the
carbonate ester ring
gives alcohol 6.5.
TBDPS (tert-butyldiphenylsilyl) tert-Butyldiphenylsilyl chloride, imidazole, and...
-
generation of tetraene-diol 15.
Protection of a
single alcohol moiety (as
TBDPS) was
accomplished using the
silyl chloride via the
corresponding tricyclic...
- its
primary alcohol to
selectively remove the tert-butyldiphenylsilyl (
TBDPS)
protecting group. The
Sharpless procedure was used to
oxidize the alcohol...
