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

Modify Date: 2026-07-17 19:27:46

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
InChIKey KOABFSONXOOIIH-UHFFFAOYSA-N
SMILES CCCc1cc(C(=O)O)n(C)n1

 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

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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

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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

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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

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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

Learn More
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%

 Bioassay

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Name: Discovery of Small Molecules to Inhibit Human Cytomegalovirus Nuclear Egress
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
Target: HCMV UL50
External Id: HMS1262
Name: High-throughput screen for inhibitors of the GIV GBA-motif interaction with Galpha-i ...
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
External Id: HMS1303
Name: A screen for compounds that inhibit the activity of LtaS in Staphylococcus aureus
Source: ICCB-Longwood/NSRB Screening Facility, Harvard Medical School
External Id: HMS979
Name: Cell-based high throughput primary assay to identify activators of GPR151
Source: The Scripps Research Institute Molecular Screening Center
Target: RecName: Full=G-protein coupled receptor 151; AltName: Full=G-protein coupled receptor PGR7; AltName: Full=GPCR-2037; AltName: Full=Galanin receptor 4; AltName: Full=Galanin-receptor-like protein; Short=GalRL
External Id: GPR151_PHUNTER_AG_LUMI_1536_1X%ACT
Name: AlphaScreen-based biochemical high throughput primary assay to identify activators of...
Source: The Scripps Research Institute Molecular Screening Center
Target: N/A
External Id: FBW7_ACT_ALPHA_1536_1X%ACT PRUN
Name: AlphaScreen-based biochemical high throughput primary assay to identify inhibitors of...
Source: The Scripps Research Institute Molecular Screening Center
External Id: MITF_INH_Alpha_1536_1X%INH PRUN
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 Synonyms

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