CAS 27258-33-9|1-Methyl-1H-pyrazole-5-carbaldehyde

Introduction：Basic information about CAS 27258-33-9|1-Methyl-1H-pyrazole-5-carbaldehyde, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	1-Methyl-1H-pyrazole-5-carbaldehyde
CAS Number	27258-33-9	Molecular Weight	110.114
Density	1.1±0.1 g/cm3	Boiling Point	218.9±13.0 °C at 760 mmHg
Molecular Formula	C₅H₆N₂O	Melting Point	/
MSDS	ChineseUSA	Flash Point	86.2±19.8 °C
Symbol	GHS07	Signal Word	Warning

Names

Name	2-methylpyrazole-3-carbaldehyde
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.1±0.1 g/cm3
Boiling Point	218.9±13.0 °C at 760 mmHg
Molecular Formula	C₅H₆N₂O
Molecular Weight	110.114
Flash Point	86.2±19.8 °C
Exact Mass	110.048012
PSA	34.89000
LogP	-0.61
Vapour Pressure	0.1±0.4 mmHg at 25°C
Index of Refraction	1.552

Safety Information

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302-H315-H317-H319-H335
Precautionary Statements	P261-P280-P305 + P351 + P338
Hazard Codes	Xi: Irritant;
Risk Phrases	22-36/37/38
Safety Phrases	26-36/37/39
HS Code	2933199090

Customs

HS Code	2933199090
Summary	2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Synonyms

1-methyl-1h-pyrazole-5-carboxaldehyde

5-Formyl-1-methylpyrazole

1H-Pyrazole-5-carboxaldehyde, 1-methyl-

1-Methyl-1H-pyrazole-5-carbaldehyde

1-methyl-5-pyrazolecarboxyaldehyde

1-methyl-1H-pyrazol-5-carbaldehyde

5-formyl-1-methyl-1h-pyrazole

2-Methyl-2H-pyrazole-3-carbaldehyde

1-methylpyrazole-5-carbaldehyde

1-Methylpyrazole-5-carbaldehyde 2-Methyl-2H-pyrazole-3-carbaldehyde

MFCD03419801

1-Methylpyrazole-5-carboxaldehyde

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