From Wikipedia, the free encyclopedia
1-Heptene
Names
Preferred IUPAC name
Identifiers
ChemSpider
ECHA InfoCard
100.008.881
EC Number
2-heptene: 209-768-3 3-heptene: 209-769-9
UNII
UN number
2278
1-heptene: InChI=1S/C7H14/c1-3-5-7-6-4-2/h3H,1,4-7H2,2H3
Y Key: ZGEGCLOFRBLKSE-UHFFFAOYSA-N
Y 3-heptene: InChI=1S/C7H14/c1-3-5-7-6-4-2/h5,7H,3-4,6H2,1-2H3
Key: WZHKDGJSXCTSCK-UHFFFAOYSA-N
cis-2-: InChI=1S/C7H14/c1-3-5-7-6-4-2/h3,5H,4,6-7H2,1-2H3/b5-3-
Key: OTTZHAVKAVGASB-HYXAFXHYSA-N
trans-2-: InChI=1S/C7H14/c1-3-5-7-6-4-2/h3,5H,4,6-7H2,1-2H3/b5-3+
Key: OTTZHAVKAVGASB-HWKANZROSA-N
1-heptene: C=CCCCCC
3-heptene: CCCC=CCC
cis-2-: CCCC/C=C\C
trans-2-: CCCC/C=C/C
Properties
[1]
C 7 H 14
Molar mass
98.189 g·mol−1
Appearance
Colorless liquid
Density
0.697 g/mL
Melting point
−119 °C (−182 °F; 154 K)
Boiling point
94 °C (201 °F; 367 K)
Hazards
[1]
GHS labelling :
Danger
H225 ,
H304 ,
H410
P210 ,
P233 ,
P240 ,
P241 ,
P242 ,
P243 ,
P273 ,
P280 ,
P301+P310 ,
P303+P361+P353 ,
P331 ,
P370+P378 ,
P391 ,
P403+P235 ,
P405 ,
P501
Flash point
−9 °C (16 °F; 264 K)
Except where otherwise noted, data are given for materials in their
standard state (at 25 °C [77 °F], 100 kPa).
Chemical compound
Heptene is a higher
olefin , or
alkene with the formula
C7 H14 .
The commercial product is a liquid that is a mixture of
isomers . It is used as an additive in lubricants, as a
catalyst , and as a
surfactant . This chemical is also known as heptylene.
References
Further reading
Carl Schaschke, 2014,
A Dictionary of Chemical Engineering , Oxford University Press.
G. I. Nikishin, Yu. N. Ogibin & L. Kh. Rakhmatullina, 1975, ‘
Peroxydisulfate-initiated reactions of 1-heptene with acetic and propionic acids ’, Bulletin of the Academy of Sciences of the USSR , Division of chemical science, volume 23, pages1479–1483
Yu. D. Shenin, T. V. Kotenko & A. N. Egorenkova, Nystatin. IV. 1969,
The heptaene component of samples of nystatin-nursimicin , Pharmaceutical Chemistry Journal volume 3 , pages 631–634
Nicholas E. Leadbeater, Cynthia B. McGowan, 2013,
Experiment 2: Second-Order Elimination Reaction Preparation of Heptene from 2-Bromoheptane , Laboratory Experiments Using Microwave Heating , chapter 3
E. S. Mortikov, M. I. Rozengart & B. A. Kazanskii, 1968,
Dehydrocyclization of n-heptenes under conditions of a pulsed system and in the usual flow-type setup , Bulletin of the Academy of Sciences of the USSR, Division of chemical science volume 17, pages95–98(1968)
Alkenes Preparations Reactions