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18829-55-5

Name trans-2-Heptenal
CAS 18829-55-5
EINECS(EC#) 242-608-0
Molecular Formula C7H12O
MDL Number MFCD00007010
Molecular Weight 112.17
MOL File 18829-55-5.mol
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Chemical Properties

Appearance clear colorless to light yellow liquid
Melting point  -53.35°C (estimate)
Boiling point  90-91 °C50 mm Hg(lit.)
density  0.857 g/mL at 25 °C(lit.)
vapor density  >1 (vs air)
FEMA  3165
refractive index  n20/D 1.450(lit.)
Fp  128 °F
storage temp.  Refrigerator (+4°C) + Flammables area
form  neat
color  Colorless to Light yellow to Light orange
Odor at 1.00 % in dipropylene glycol. pungent green vegetable fresh fatty
Odor Type green
JECFA Number 1360
BRN  1700822
LogP 2.11
CAS DataBase Reference 18829-55-5(CAS DataBase Reference)
NIST Chemistry Reference 2-Heptenal, (E)-(18829-55-5)
EPA Substance Registry System 2-Heptenal, (2E)- (18829-55-5)
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Safety Data

Hazard Codes  Xn,Xi
Risk Statements 
R10:Flammable.
R20/21:Harmful by inhalation and in contact with skin .
R43:May cause sensitization by skin contact.
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
S36/37:Wear suitable protective clothing and gloves .
RIDADR  UN 1988 3/PG 3
WGK Germany  3
RTECS  MJ8795000
F  10-23
Hazard Note  Irritant
HazardClass  3.2
PackingGroup  III
HS Code  29121900

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