93315
Tris(tert-butyldimethylsilyl) phosphite
≥97.0%
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About This Item
Empirical Formula (Hill Notation):
C18H45O3PSi3
CAS Number:
Molecular Weight:
424.78
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
4437247
Assay:
≥97.0%
Form:
liquid
InChI
1S/C18H45O3PSi3/c1-16(2,3)23(10,11)19-22(20-24(12,13)17(4,5)6)21-25(14,15)18(7,8)9/h1-15H3
SMILES string
CC(C)(C)[Si](C)(C)OP(O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C
InChI key
PEHSJBUJMHHQDE-UHFFFAOYSA-N
assay
≥97.0%
form
liquid
refractive index
n20/D 1.445
bp
82-84 °C/0.2 mmHg
mp
4-6 °C
density
0.907 g/mL at 20 °C (lit.)
Quality Level
Other Notes
Reagent used for the preparation of phosphonic acid silyl esters from halides; the TBDMS esters are more stable than the corresponding TMS esters; review
signalword
Danger
hcodes
Hazard Classifications
Skin Corr. 1B
Storage Class
8A - Combustible corrosive hazardous materials
wgk
WGK 3
flash_point_f
190.4 °F - closed cup
flash_point_c
88 °C - closed cup
ppe
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
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J.-L. Montero et al.
Tetrahedron Letters, 28, 1163-1163 (1987)
L. Wozniak et al.
Tetrahedron, 45, 2465-2465 (1989)
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