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MilliporeSigma

160687

Sigma-Aldrich

2-Cyclohepten-1-one

80%, technical grade

Synonym(s):

2-Cycloheptenone, Tropilene

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About This Item

Linear Formula:
C7H10(=O)
CAS Number:
1121-66-0
Molecular Weight:
110.15
EC Number:
214-334-1
MDL number:
MFCD00004157
UNSPSC Code:
12352100
PubChem Substance ID:
24849886
NACRES:
NA.22

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grade

technical grade

Quality Level

100

assay

80%

form

liquid

refractive index

n20/D 1.494 (lit.)

density

0.988 g/mL at 25 °C (lit.)

functional group

ketone

storage temp.

2-8°C

SMILES string

O=C1CCCCC=C1

InChI

1S/C7H10O/c8-7-5-3-1-2-4-6-7/h3,5H,1-2,4,6H2

InChI key

WZCRDVTWUYLPTR-UHFFFAOYSA-N

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Show Differences

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This Item
187607304190247359
2-Cyclohepten-1-one 80%, technical grade

160687

2-Cyclohepten-1-one

5-Methyl-3-hexen-2-one technical grade, 75%

187607

5-Methyl-3-hexen-2-one

2-Methyl-2-cyclopenten-1-one 98%

304190

2-Methyl-2-cyclopenten-1-one

2-Acetylpyrrole ReagentPlus®, 99%

247359

2-Acetylpyrrole

assay

80%

assay

75%

assay

98%

assay

99%

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

storage temp.

2-8°C

storage temp.

-

storage temp.

2-8°C

storage temp.

-

density

0.988 g/mL at 25 °C (lit.)

density

0.85 g/mL at 25 °C (lit.)

density

0.979 g/mL at 25 °C (lit.)

density

-

form

liquid

form

liquid

form

liquid

form

-

refractive index

n20/D 1.494 (lit.)

refractive index

n20/D 1.44 (lit.)

refractive index

n20/D 1.479 (lit.)

refractive index

-

General description

2-Cyclohepten-1-one is an α,β-enone and its regioselective reaction with allyl indium reagent in the presence of TMSCl has been reported.[1] It reacts with Bu2Zn in the presence of catalytic amounts of Cu(OTf)2 and CH2-bridged azolium salts to give (S)-3-butylcycloheptanone.[2]

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H302

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

10 - Combustible liquids

wgk_germany

WGK 1

flash_point_f

154.4 °F - closed cup

flash_point_c

68 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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Certificates of Analysis (COA)

Lot/Batch Number
STBB8905V
S32812V
01530PH
10222KH
01021TD

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