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68259

Ethyl 3-methyl-4-oxocrotonate

≥97.0% (GC)

Synonym(s):

Ethyl trans-γ-oxosenecioate, Ethyl trans-3-methyl-4-oxo-2-butenoate

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Size/SKUAvailabilityPrice
50 mL
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$357.00

About This Item

Empirical Formula (Hill Notation):
C7H10O3
CAS Number:
62054-49-3
Molecular Weight:
142.15
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
57652143
MDL number:
MFCD00043412
Beilstein/REAXYS Number:
1704098
Assay:
≥97.0% (GC)
Form:
liquid

$357.00

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Quality Segment

assay

≥97.0% (GC)

form

liquid

refractive index

n20/D 1.461

bp

195-202 °C (lit.)

density

1.044 g/mL at 20 °C (lit.)

functional group

aldehyde, ester

storage temp.

2-8°C

SMILES string

[H]C(=O)\C(C)=C\C(=O)OCC

InChI

1S/C7H10O3/c1-3-10-7(9)4-6(2)5-8/h4-5H,3H2,1-2H3/b6-4+

InChI key

YLFXEUMFBVGYEL-GQCTYLIASA-N

Other Notes

C5-aldehydic ester useful for the synthesis of isoprenoids by Wittig reaction

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This Item
E1383095165V1381
Ethyl 3-methyl-4-oxocrotonate ≥97.0% (GC)

Sigma-Aldrich

68259

Ethyl 3-methyl-4-oxocrotonate

Ethyl 4-bromocrotonate 75%, technical grade

Sigma-Aldrich

E13830

Ethyl 4-bromocrotonate

3-Methyl-2-ketopiperazine ≥97.0% (GC)

Sigma-Aldrich

95165

3-Methyl-2-ketopiperazine

Methyl trans-vaccenate ≥99% (capillary GC), liquid

Sigma-Aldrich

V1381

Methyl trans-vaccenate

description

≥97.0% (GC)

description

75%, technical grade

description

≥97.0% (GC)

description

≥99% (capillary GC), liquid

assay

≥97.0% (GC)

assay

75%

assay

≥97.0% (GC)

assay

≥99% (capillary GC)

Quality Level

100

Quality Level

200

Quality Level

100

Quality Level

100

refractive index

n20/D 1.461

refractive index

n20/D 1.493 (lit.)

refractive index

-

refractive index

-

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

-

storage temp.

−20°C

density

1.044 g/mL at 20 °C (lit.)

density

1.402 g/mL at 25 °C (lit.)

density

-

density

-

form

liquid

form

liquid

form

crystals

form

liquid

Storage Class

10 - Combustible liquids

WGK

WGK 3

Flash Point (°F)

228.2 °F - closed cup

Flash Point (°C)

109 °C - closed cup

PPE (personal protective equipment)

Eyeshields, Gloves

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