103128
2-Methyl-3-heptanone
99%
Synonym(s):
Butyl isopropyl ketone
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About This Item
Linear Formula:
CH3(CH2)3COCH(CH3)2
CAS Number:
Molecular Weight:
128.21
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
235-877-0
MDL number:
Assay:
99%
Quality Segment
assay
99%
refractive index
n
bp
158-160 °C (lit.)
density
0.816 g/mL at 25 °C (lit.)
functional group
ketone
SMILES string
CCCCC(=O)C(C)C
InChI
1S/C8H16O/c1-4-5-6-8(9)7(2)3/h7H,4-6H2,1-3H3
InChI key
XYYMFUCZDNNGFS-UHFFFAOYSA-N
General description
2-Methyl-3-heptanone is a colorless to light yellow liquid. It is one of the trace taste- and odor-causing organic compounds present in natural water.
Application
2-Methyl-3-heptanone was used as an internal standard in dynamic headspace sampling, direct solvent extraction and vacuum simultaneous steam distillation–solvent extraction for sample preparation in volatile compound analysis in Thai soy sauce. It was used as an internal standard in the identification of volatile flavor compounds of stored nonfat dry milk using gas chromatography-olfactometry and aroma extract dilution analysis.
Signal Word
Warning
Hazard Codes
Precautionary Statements
Hazard Classifications
Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
Storage Class
3 - Flammable liquids
WGK
WGK 3
Flash Point (°F)
109.4 °F - closed cup
Flash Point (°C)
43 °C - closed cup
PPE (personal protective equipment)
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
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