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

Modify Date: 2024-01-10 11:44:35

1-Methyl-1H-pyrazole-5-carbaldehyde Structure
1-Methyl-1H-pyrazole-5-carbaldehyde structure
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 N/A
MSDS Chinese USA Flash Point 86.2±19.8 °C
Symbol GHS07
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
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

 Synthetic Route

~92%

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

1-Methyl-1H-pyr...

CAS#:27258-33-9

Literature: LABORATORIOS DEL DR. ESTEVE, S.A. Patent: EP1671968 A1, 2006 ; Location in patent: Page/Page column 10 ;

~92%

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

1-Methyl-1H-pyr...

CAS#:27258-33-9

Literature: Jover, Antoni Torrens; Buschmann, Helmut H.; Dahmen, Stefan; Lormann, Matthias Patent: US2006/135787 A1, 2006 ; Location in patent: Page/Page column 3; 6-7 ;

~11%

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

1-Methyl-1H-pyr...

CAS#:27258-33-9

Literature: BASF SE Patent: US2010/174094 A1, 2010 ; Location in patent: Page/Page column 16 ;

~%

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

1-Methyl-1H-pyr...

CAS#:27258-33-9

Literature: Azami, Hidenori; Barrett, David; Tanaka, Akira; Sasaki, Hiroshi; Matsuda, Keiji; Sakurai, Minora; Matsumoto, Yoshimi; Tawara, Shuichi; Chiba, Toshiyuki; Sakane, Kazuo Bioorganic and Medicinal Chemistry Letters, 1997 , vol. 7, # 11 p. 1409 - 1414

 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