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W342904 Sigma-Aldrich

trans,trans-2,4-Hexadienal

≥80%

Synonym: (E,E)-2,4-Hexadienal, Sorbaldehyde, Sorbic aldehyde

  • CAS Number 142-83-6

  • Linear Formula CH3CH=CHCH=CHCHO

  • Molecular Weight 96.13

  •  FEMA Number 3429

  •  Beilstein/REAXYS Number 1698401

  •  EC Number 205-564-3

  •  Council of Europe no. 640

  •  MDL number MFCD00007004

  •  PubChem Substance ID 24901700

  •  Flavis number 5.057

  •  NACRES NA.21

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Properties

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Quality Level   400
biological source   synthetic
vapor density   >1 (vs air)
assay   ≥80%
refractive index   n20/D 1.541 (lit.)
bp   69 °C/20 mmHg (lit.)
density   0.895 g/mL at 20 °C
  0.871 g/mL at 25 °C (lit.)
Documentation   see Safety & Documentation for available documents
Organoleptic   green; fruity; citrus
food allergen   no known allergens
SMILES string   [H]C(=O)\C=C\C=C\C
InChI   1S/C6H8O/c1-2-3-4-5-6-7/h2-6H,1H3/b3-2+,5-4+
InChI key   BATOPAZDIZEVQF-MQQKCMAXSA-N

Description

General description

trans,trans-2,4-Hexadienal is a volatile is a flavor compound that is reported to occur in different types of tea.

Packaging

1 kg in glass bottle

100 g in glass bottle

4 kg in poly drum

Other Notes

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Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN 2922 6.1(8) / PGIII
WGK Germany 
WGK 3
RTECS 
WG1925000
Flash Point(F) 
154.0 °F - closed cup
Flash Point(C) 
67.77 °C - closed cup
Protocols & Articles

Related Content

Flavors and Fragrances Quality and Regulatory

From a comprehensive vendor approval process, to the testing of raw material at receipt as well as when product is ready to be shipped; we prove our dedication to supply chain transparency, every day.
Keywords: Allergens, Food Safety, Solvents

Peer-Reviewed Papers
15

References

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