1,5-Dimethylpyrazole-4-carboxaldehyde
[CAS# 25711-30-2]

Identification

• Name: 1,5-Dimethylpyrazole-4-carboxaldehyde
• Synonyms: 1,5-Dimethyl-4-formylpyrazole
• Molecular Formula: C₆H₈N₂O
• Molecular Weight: 124.14
• CAS Registry Number: 25711-30-2
• EC Number: 673-180-7

Properties

• Solubility: Sparingly soluble (12 g/L) (25 ºC), Calc.^*
• Density: 1.11±0.1 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 60 ºC^**
• Boiling point: 110-112 ºC (760 Torr)^***
• Flash point: 92.3±21.8 ºC, Calc.^*

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

^** Attaryan, O. S.; Russian Journal of Organic Chemistry 2007, V43(11), P1740-1741.

^*** Andreeva, M. A.; Zhurnal Obshchei Khimii 1980, V50(10), P2370-5.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2	H319
Eye irritation	Eye Irrit.	2A	H319
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H332
Acute toxicity	Acute Tox.	4	H312