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570958

Tri-tert-butylphosphine

98%

Synonym(s):

P(t-Bu)3

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About This Item

Linear Formula:
[(CH3)3C]3P
CAS Number:
13716-12-6
Molecular Weight:
202.32
UNSPSC Code:
12352128
NACRES:
NA.22
PubChem Substance ID:
24880600
EC Number:
237-266-4
Beilstein/REAXYS Number:
1738613
MDL number:
MFCD00015006
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Quality Segment

100

assay

98%

reaction suitability

reaction type: Cross Couplings, reagent type: ligand
reaction type: Addition Reactions, reagent type: ligand
reaction type: Buchwald-Hartwig Cross Coupling Reaction, reagent type: ligand
reaction type: Heck Reaction, reagent type: ligand
reaction type: Negishi Coupling, reagent type: ligand
reaction type: Sonogashira Coupling, reagent type: ligand
reaction type: Stille Coupling, reagent type: ligand
reaction type: Suzuki-Miyaura Coupling

bp

102-103 °C/13 mmHg (lit.)

mp

30-35 °C (lit.)

density

0.834 g/mL at 20 °C (lit.)

functional group

phosphine

SMILES string

CC(C)(C)P(C(C)(C)C)C(C)(C)C

InChI

1S/C12H27P/c1-10(2,3)13(11(4,5)6)12(7,8)9/h1-9H3

InChI key

BWHDROKFUHTORW-UHFFFAOYSA-N

Application

Preferred ligand in the palladium-catalyzed coupling of arylboronic acids with phenyliodonium ylides of hydroxyquinones. Also used with Pd2(dba)3 for the α-arylation of trimethylsilyl enol ethers with aryl halides.

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pictograms

FlameCorrosion
GHS02,GHS05

signalword

Danger

hcodes

H250,H314

Hazard Classifications

Eye Dam. 1 - Pyr. Sol. 1 - Skin Corr. 1B

Storage Class

4.2 - Pyrophoric and self-heating hazardous materials

wgk

WGK 3

flash_point_f

1.4 °F

flash_point_c

-17 °C

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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