3-Chloro-4-hydroxy-5-methoxybenzaldehyde
[CAS# 19463-48-0]

Identification

• Name: 3-Chloro-4-hydroxy-5-methoxybenzaldehyde
• Synonyms: 5-Chlorovanillin; 5-Monochlorovanillin; NSC 45929
• Molecular Formula: C₈H₇ClO₃
• Molecular Weight: 186.59
• CAS Registry Number: 19463-48-0
• EC Number: 243-086-7

Properties

• Solubility: Very slightly soluble (0.63 g/L) (25 ºC), Calc.^*
• Density: 1.377±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 203-204 ºC^**
• Boiling point: 288.1±35.0 ºC (760 Torr), Calc.^*
• Flash point: 128.0±25.9 ºC, Calc.^*

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

^** Raiford, L. Chas; Journal of Organic Chemistry 1938, V3, P11-15.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Specific target organ toxicity - single exposure	STOT SE	3	H335
Chronic hazardous to the aquatic environment	Aquatic Chronic	4	H413
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Eye irritation	Eye Irrit.	2A	H319