262404
Methyl 4,4-dimethyl-3-oxopentanoate
99%
Synonym(s):
Methyl pivaloylacetate
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About This Item
Linear Formula:
(CH3)3CCOCH2CO2CH3
CAS Number:
Molecular Weight:
158.19
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22
Recommended Products
vapor pressure
0.4 mmHg ( 20 °C)
Assay
99%
refractive index
n20/D 1.487 (lit.)
bp
67-70 °C/13 mmHg (lit.)
density
0.99 g/mL at 25 °C (lit.)
functional group
ester
ketone
SMILES string
COC(=O)CC(=O)C(C)(C)C
InChI
1S/C8H14O3/c1-8(2,3)6(9)5-7(10)11-4/h5H2,1-4H3
InChI key
XTXCFTMJPRXBBC-UHFFFAOYSA-N
Application
Methyl 4,4-dimethyl-3-oxopentanoate has been used:
- as substarte during InCl3-catalyzed syntheses of some new dibenzo(d,f)(1,3)dioxepines and 12H-dibenzo(d,g)(1,3)dioxocin derivatives
- in the preparation of neat α-oxoketene, carbomethoxypivaloylketene
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
10 - Combustible liquids
WGK
WGK 3
Flash Point(F)
170.6 °F - closed cup
Flash Point(C)
77 °C - closed cup
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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Neat carbomethoxypivaloylketene-preparation and chemical reactivity.
Stadler A, et al.
Tetrahedron, 57(31), 6757-6763 (2001)
Indium (III) chloride catalyzed one step synthesis of some new dibenzo(d,f)(1,3)dioxepines and 12H-dibenzo(d,g)(1,3)dioxocin derivatives.
Tocco G, et al.
Tetrahedron Letters, 45(37), 6909-6913 (2007)
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