Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

I18709

Sigma-Aldrich

Isophorone

97%

Synonym(s):

3,5,5-Trimethyl-2-cyclohexen-1-one

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C9H14O
CAS Number:
78-59-1
Molecular Weight:
138.21
Beilstein:
1280721
EC Number:
201-126-0
MDL number:
MFCD00001584
UNSPSC Code:
12352100
PubChem Substance ID:
24895951
NACRES:
NA.22

vapor density

4.77 (vs air)

Quality Level

200

vapor pressure

0.2 mmHg ( 20 °C)

Assay

97%

form

liquid

autoignition temp.

864 °F

expl. lim.

3.8 %

refractive index

n20/D 1.476 (lit.)

bp

213-214 °C (lit.)

mp

−8 °C (lit.)

density

0.923 g/mL at 25 °C (lit.)

SMILES string

CC1=CC(=O)CC(C)(C)C1

InChI

1S/C9H14O/c1-7-4-8(10)6-9(2,3)5-7/h4H,5-6H2,1-3H3

InChI key

HJOVHMDZYOCNQW-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Pictograms

Health hazardExclamation mark
GHS08,GHS07

Signal Word

Warning

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

204.8 °F - closed cup

Flash Point(C)

96.0 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKCR3249
MKCP0684
MKCC9506
MKBR6536V
MKBG2442V

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Customers Also Viewed

Slide 1 of 2

1 of 2

Isophorone diisocyanate 98%, mixture of isomers

Sigma-Aldrich

317624

Isophorone diisocyanate

Iodomethane purum, ≥99.0% (GC)

Sigma-Aldrich

67692

Iodomethane

Toxicity of acenaphthene and isophorone to early life stages of fathead minnows.
M A Cairns et al.
Archives of environmental contamination and toxicology, 11(6), 703-707 (1982-11-01)
J R Bucher et al.
Toxicology, 39(2), 207-219 (1986-05-01)
Toxicology and carcinogenesis studies of isophorone were conducted by administering 0, 250, or 500 mg/kg body weight per day by gavage in corn oil to groups of 50 F344/N rats and 50 B6C3F1 mice of each sex, 5 days/week, for
K Saito et al.
Toxicology, 76(2), 177-186 (1992-11-30)
Effects of alpha 2u-globulin accumulating agents on alpha 2u-globulins in rat kidneys were examined by sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) and immunoblotting analysis. Treatment of male animals with decalin (150 mg/kg), 2,2,4-trimethylpentane (50 mg/kg), isophorone (150 mg/kg), d-limonene (150
Sung-Hoon Kim et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 78(1), 234-237 (2010-11-16)
A new donor-π-acceptor (D-π-A) type isophorone dye was synthesized by the condensation reaction between 2-(3,5,5-trimethylcyclohex-2-enylidene)-malononitrile and indole-3-carboxaldehyde. The chemical structure of the dye was characterized by 1H NMR, EA and MS. A novel, chromogenic, fluorescent dye based on indol as
Kotomi Ueno et al.
Phytochemistry, 108, 122-128 (2014-12-03)
Root exudates of sunflower (Helianthus annuus L.) line 2607A induced germination of seeds of root parasitic weeds Striga hermonthica, Orobanche cumana, Orobanche minor, Orobanche crenata, and Phelipanche aegyptiaca. Bioassay-guided purification led to the isolation of a germination stimulant designated as
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service