1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid

Modify Date: 2025-08-25 18:26:13

1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid Structure
1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid structure
Common Name 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid
CAS Number 139755-99-0 Molecular Weight 168.19300
Density 1.19g/cm3 Boiling Point 330.3ºC at 760mmHg
Molecular Formula C8H12N2O2 Melting Point N/A
MSDS N/A Flash Point 153.5ºC

 Names

Name 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.19g/cm3
Boiling Point 330.3ºC at 760mmHg
Molecular Formula C8H12N2O2
Molecular Weight 168.19300
Flash Point 153.5ºC
Exact Mass 168.09000
PSA 55.12000
LogP 1.07080
Vapour Pressure 6.74E-05mmHg at 25°C

 Safety Information

HS Code 2933199090

 Synthetic Route

~95%

1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid Structure

1-Methyl-3-prop...

CAS#:139755-99-0

Literature: AUSPEX PHARMACEUTICALS, INC. Patent: US2008/194529 A1, 2008 ; Location in patent: Page/Page column 56-57 ; US 20080194529 A1

~54%

1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid Structure

1-Methyl-3-prop...

CAS#:139755-99-0

Literature: Journal of Heterocyclic Chemistry, , vol. 38, # 5 p. 1045 - 1050

~%

1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid Structure

1-Methyl-3-prop...

CAS#:139755-99-0

Literature: Bioorganic and Medicinal Chemistry Letters, , vol. 15, # 17 p. 3900 - 3907

~%

1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid Structure

1-Methyl-3-prop...

CAS#:139755-99-0

Literature: Bioorganic and Medicinal Chemistry Letters, , vol. 6, # 15 p. 1819 - 1824

~%

1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid Structure

1-Methyl-3-prop...

CAS#:139755-99-0

Literature: Journal of Heterocyclic Chemistry, , vol. 38, # 5 p. 1045 - 1050

 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

2-methyl-5-propylpyrazole-3-carboxylic acid
MFCD02169703
Methisosildenafil Impurity 14
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