Syringaldehyde

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Syringaldehyde
IUPAC name	4-Hydroxy-3,5-dimethoxybenzaldehyde
Other names	3,5-Dimethoxy-4-hydroxybenzene carbonal, Gallaldehyde 3,5-dimethyl ether, 4-Hydroxy-3,5-dimethoxybenzaldehyde, Syringic aldehyde
Identifiers
CAS number	[134-96-3]
PubChem	8655
EINECS number	205-167-5
RTECS number	CU5760000
SMILES	COc1cc(cc(c1O)OC)C=O
Properties
Molecular formula	C9H10O4
Molar mass	182.17 g/mol
Appearance	Light green to tan powder crystals
Density	1.01 g/cm3
Melting point	110 - 113°C (383 - 386 K)
Boiling point	192 - 193 °C at 19 kPa
Solubility in water	Insoluble
Hazards
Main hazards	Irritant (Xi)
NFPA 704	0 1 0
S-phrases	S24/25, S28A, S37, S45
Flash point	> 110 °C c.c.
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references

Syringaldehyde is a naturally occurring aromatic aldehyde soluble in alcohol. Some species of insects use syringaldehyde in their chemical communication systems.

Refractive index of syringaldehyde is 1.53.

Contents 1 Natural Sources 2 See also 3 External links 4 References

[edit] Natural Sources

Syringaldehyde can be found naturally in the wood of Spruce and Maple trees.^[1]

[edit] See also

• Phenol
• Gallic acid
• Pyrogallol

[edit] External links

• Preparation at orgsyn.org
• MSDS

[edit] References

1. ^ http://www.erowid.org/archive/rhodium/chemistry/syringaldehyde.spruce-maple.html,"SyringAldehyde from Spruce and Maple Woods",R.H.J. Creighton, J.L. McCarthy, H. Hibbert, J. Am. Chem. Soc. 63, 312 (1941)