1,3-Dimethyl-1H-pyrazole-4-carbaldehyde

Modify Date: 2025-08-23 11:30:18

1,3-Dimethyl-1H-pyrazole-4-carbaldehyde Structure
1,3-Dimethyl-1H-pyrazole-4-carbaldehyde structure
Common Name 1,3-Dimethyl-1H-pyrazole-4-carbaldehyde
CAS Number 25016-12-0 Molecular Weight 124.141
Density 1.1±0.1 g/cm3 Boiling Point 229.0±20.0 °C at 760 mmHg
Molecular Formula C6H8N2O Melting Point N/A
MSDS USA Flash Point 92.3±21.8 °C

 Names

Name 1,3-dimethylpyrazole-4-carbaldehyde
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.1±0.1 g/cm3
Boiling Point 229.0±20.0 °C at 760 mmHg
Molecular Formula C6H8N2O
Molecular Weight 124.141
Flash Point 92.3±21.8 °C
Exact Mass 124.063660
PSA 34.89000
LogP 0.47
Vapour Pressure 0.1±0.5 mmHg at 25°C
Index of Refraction 1.543
InChIKey IGJREDVLGVEPFI-UHFFFAOYSA-N
SMILES Cc1nn(C)cc1C=O

 Safety Information

Hazard Codes Xi
HS Code 2933199090

 Synthetic Route

~71%

1,3-Dimethyl-1H-pyrazole-4-carbaldehyde Structure

1,3-Dimethyl-1H...

CAS#:25016-12-0

Literature: Chemistry of Heterocyclic Compounds, , vol. 47, # 8 p. 1048 - 1049

~16%

1,3-Dimethyl-1H-pyrazole-4-carbaldehyde Structure

1,3-Dimethyl-1H...

CAS#:25016-12-0

Literature: Synthetic Communications, , vol. 34, # 9 p. 1541 - 1550

~61%

1,3-Dimethyl-1H-pyrazole-4-carbaldehyde Structure

1,3-Dimethyl-1H...

CAS#:25016-12-0

Literature: Andreeva, M. A.; Karim, A. K. Kh.; Denisova, E. A.; Perevalov, V. P.; Stepanov, B. I.; et al. J. Gen. Chem. USSR (Engl. Transl.), 1980 , vol. 50, # 10 p. 2370 - 2375,1922 - 1926

 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

4-formyl-1,3-dimethylpyrazole
BB_SC-3694
1,3-Dimethyl-1H-pyrazole-4-carboxaldehyde
1H-Pyrazole-4-carboxaldehyde, 1,3-dimethyl-
1,3-dimethyl-1H-pyrazol-4-carboxaldehyde
1,3-dimethyl-4-formylpyrazole
1,3-Dimethyl-1H-pyrazole-4-carbaldehyde
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