W342904

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W342904

Aldrich

 

trans,trans-2,4-Hexadienal

≥95%

Synonym:Sorbaldehyde, Sorbic aldehyde
CAS Number:142-83-6
Linear Formula:CH3CH=CHCH=CHCHO
Molecular Weight:96.13
FEMA Number:3429
Beilstein Registry Number:1698401
EC Number:205-564-3
Council of Europe no.:640
MDL number:MFCD00007004
PubChem Substance ID:24901700
Flavis number:5.057

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Description


Properties

gradeNI
vapor density>1 (vs air)
assay≥95%
refractive indexn20/D 1.541(lit.)
bp69 °C/20 mmHg(lit.)
density0.871 g/mL at 25 °C(lit.)
Organolepticfloral; citrus; green

Safety

Hazard CodesT
Risk Statements22-24-34-43
Safety Statements26-36/37/39-45
RIDADRUN 2922 8/PG 3
WGK Germany3
RTECSWG1925000
Flash Point(F)154 °F
Flash Point(C)68 °C

References

BeilsteinBeil. 1,IV,3545
referenceAldrich MSDS 1, 1020:A / Arctander, 1575 / Corp MSDS 1 (1), 1842:D / FT-IR 2 (1), 744:C / FT-IR 1 (1), 474:C / FT-NMR 1 (1), 741:C / Fenaroli, 327 / IR-Spectra (3), 279:F / NMR-Reference 2 (1), 362:D / RegBook 75 (1), 519:E / RegBook 1 (1), 519:E / Sax 6, 2459 / Structure Index 1, 74:B:4 / Vapor Phase 3, 564:B