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199133 Sigma-Aldrich

Di-tert-butyl dicarbonate

reagent grade, 97%

Synonym: Boc anhydride, Di-tert-butyl pyrocarbonate

  • CAS Number 24424-99-5

  • Linear Formula [(CH3)3COCO]2O

  • Molecular Weight 218.25

  •  Beilstein/REAXYS Number 1911173

  •  EC Number 246-240-1

  •  MDL number MFCD00008805

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Properties

grade   reagent grade
assay   97%
refractive index   n20/D 1.409 (lit.)
bp   56-57 °C/0.5 mmHg (lit.)
mp   23 °C (lit.)
density   0.95 g/mL at 25 °C (lit.)
SMILES string   CC(C)(C)OC(=O)OC(=O)OC(C)(C)C
InChI   1S/C10H18O5/c1-9(2,3)14-7(11)13-8(12)15-10(4,5)6/h1-6H3
InChI key   DYHSDKLCOJIUFX-UHFFFAOYSA-N

Description

Application

Reagent for the introduction of the Boc protecting group.

Warning

Hydrolyzes to t-butanol and CO2; causes internal pressure in bottle if exposed to moisture.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN 2929 3(6.1) / PGII
WGK Germany 
3
RTECS 
HT0230000
Flash Point(F) 
98.6 °F
Flash Point(C) 
37 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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