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005264
tert-Butyldiphenylchlorosilane
CAS Number: 58479-61-1
Molecular Formula: C16H19ClSi
Molecular Weight: 274.87
MDL Number: MFCD00000497
Structure of tert-Butyldiphenylchlorosilane
Product Number Your Price Order
005264-25g
 $18.00 
In stock
005264-100g
 $60.00 
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005264-500g
 $180.00 
In stock
A Reagent to introduce the tert-butyldiphenylsilyl (TBDPS) group that is an exceedingly sterically hindered hydroxyl protecting group, especially in the protection of alcohols.1 The tbutyldiphenylsilyl protecting group is considerably more stable (approximately 100 times) than the tbutyldimethylsilyl protecting group toward acidic hydrolysis.1 Applied in a variety of complex natural product syntheses.2,3,4

1. Protective Groups in Organic Synthesis, 3rd Edition 1999, 141
2. Resonance 2002, 7(12), 48.
3. J. Phys. Chem. B 2004, 108, 12640.
4. Chin. Chem. Lett. 2000, 11, 883.
Properties
Purity: 98%
Bp: 90-92°/0.01mm
Mp:
Density: 1.072
Refractive Index: 1.5680
Safety
RTECS:
Risk Statements: 34
Safety Statements: 23-24/25-26-28-36/37/39-45-60
MSDS: See MSDS