5-Methoxy-1H-indole-2-carboxaldehyde
[CAS# 21778-81-4]

Identification

• Classification: Organic raw materials >> Heterocyclic compound >> Indoles
• Name: 5-Methoxy-1H-indole-2-carboxaldehyde
• Synonyms: 5-Methoxy-2-formylindole; 5-Methoxyindole-2-carboxaldehyde
• Molecular Formula: C₁₀H₉NO₂
• Molecular Weight: 175.18
• CAS Registry Number: 21778-81-4
• EC Number: 864-816-6

Properties

• Solubility: Very slightly soluble (0.77 g/L) (25 °C), Calc.^*
• Density: 1.273±0.06 g/cm³ (20 °C 760 Torr), Calc.^*
• Melting point: 140-141 °C^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2017 ACD/Labs)

^** Sunagawa, Genshun

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Acute toxicity	Acute Tox.	4	H302
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2A	H319