4-Methylbenzaldehyde

4-Methylbenzaldehyde
IUPAC name 4-methylbenzaldehyde
Other names p-Tolualdehyde; p-tolylaldehyde
Identifiers
CAS number	104-87-0 Y
PubChem	7725
ChemSpider	13865424 Y
UNII	GAX22QZ28Q Y
KEGG	C06758 Y
ChEBI	CHEBI:28617 Y
ChEMBL	CHEMBL190927 Y
Jmol-3D images	Image 1 Image 2
SMILES CC1=CC=C(C=C1)C=O O=Cc1ccc(C)cc1
InChI InChI=1S/C8H8O/c1-7-2-4-8(6-9)5-3-7/h2-6H,1H3 Y Key: FXLOVSHXALFLKQ-UHFFFAOYSA-N Y InChI=1/C8H8O/c1-7-2-4-8(6-9)5-3-7/h2-6H,1H3 Key: FXLOVSHXALFLKQ-UHFFFAOYAK
Properties
Molecular formula	C8H8O
Molar mass	120.14852
Appearance	colorless liquid
Density	1.019 g/mL (25 °C)
Melting point	-6.00 °C
Boiling point	204-205 °C
Refractive index (nD)	1.545 (20 °C)
Hazards
MSDS	Aldrich MSDS, reprinted
Related compounds
Related compounds	Benzaldehyde
Y (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

4-Methylbenzaldehyde is a simple aromatic aldehyde. It is commercially available, but may be prepared from the Friedel-Crafts formylation of toluene with carbon monoxide and hydrogen chloride under Gattermann-Koch conditions:^[1]. 4-Methylbenzaldehyde has a cherry-like scent similar to Benzaldehyde.

References

1. ^ G. H. Coleman, David Craig (1943), "p-Tolualdehyde", Org. Synth., http://www.orgsyn.org/orgsyn/orgsyn/prepContent.asp?prep=cv2p0583 ; Coll. Vol. 2: 583