Hydratropic aldehyde
[CAS# 93-53-8]

Identification

• Classification: Flavors and spices >> Synthetic spice >> Aldehyde fragrance >> Aromatic aldehyde
• Name: Hydratropic aldehyde
• Synonyms: (±)-2-Phenylpropionaldehyde; (±)-Hydratropic aldehyde; (±)-alpha-Phenylpropionaldehyde; 2-Phenylpropanal; 2-Phenylpropanaldehyde; 2-Phenylpropionaldehyde; Cumene aldehyde; Hyacinthal; Hydratropic aldehyde; NSC 5231; alpha-Formylethylbenzene; alpha-Methyl-alpha-toluic aldehyde; alpha-Methylbenzeneacetaldehyde
• Molecular Formula: C₉H₁₀O
• Molecular Weight: 134.18
• CAS Registry Number: 93-53-8
• EC Number: 202-255-5

Properties

• Solubility: Very slightly soluble (0.99 g/L) (25 ºC), Calc.^*
• Density: 1.140 g/cm³ (0 ºC)^**
• Melting point: 223 ºC^***
• Boiling point: 255-256 ºC^**
• Refractive index: 1.5261-1.5280 (589.3 nm 25 ºC)^****
• Flash point: 76.1±0.0 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2013 ACD/Labs)

^** Tiffeneau, M.; Ann. chim. phys., [8] 1908, V10, P322-78.

^*** Kassaee, Mohammed Zaman; Acta Chimica Slovenica 2004, V51(4), P743-750.

^**** Eliel, Ernest L.; Journal of the American Chemical Society 1956, V78, P1193-8.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Skin sensitization	Skin Sens.	1	H317
Reproductive toxicity	Repr.	2	H361
Reproductive toxicity	Repr.	2	H361f
Skin sensitization	Skin Sens.	1B	H317
Specific target organ toxicity - single exposure	STOT SE	3	H335
Chronic hazardous to the aquatic environment	Aquatic Chronic	3	H412
Eye irritation	Eye Irrit.	2A	H319