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65133

Sigma-Aldrich

Methyl 5-methoxy-3-oxovalerate

technical, ≥85% (GC)

Synonym(s):

Methyl 5-methoxy-3-oxopentanoate, Nazarov reagent

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About This Item

Linear Formula:
CH3O(CH2)2COCH2COOCH3
CAS Number:
62462-05-9
Molecular Weight:
160.17
Beilstein:
2042099
EC Number:
263-553-9
MDL number:
MFCD00042840
UNSPSC Code:
12352100
PubChem Substance ID:
57652019
NACRES:
NA.22

grade

technical

Assay

≥85% (GC)

form

liquid

refractive index

n20/D 1.44

bp

56-57 °C/0.1 mmHg (lit.)

density

1.10 g/mL at 20 °C (lit.)

SMILES string

COCCC(=O)CC(=O)OC

InChI

1S/C7H12O4/c1-10-4-3-6(8)5-7(9)11-2/h3-5H2,1-2H3

InChI key

OPURNNHYTATPKM-UHFFFAOYSA-N

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Other Notes

Precursor of the unstable methyl 3-oxo-4-pentenoate obtained by acid catalysis (e.g. TosOH) used for annulation reactions. It can be prepared in-situ, review

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

219.2 °F - closed cup

Flash Point(C)

104.0 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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K.L. Habermas et al.
Org. React., 45, 1-1 (1994)

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