3-n-propyl-2-pyrazolin-5-one

Modify Date: 2025-09-18 11:36:39

3-n-propyl-2-pyrazolin-5-one Structure
3-n-propyl-2-pyrazolin-5-one structure
Common Name 3-n-propyl-2-pyrazolin-5-one
CAS Number 29211-70-9 Molecular Weight 126.15600
Density 1.18g/cm3 Boiling Point N/A
Molecular Formula C6H10N2O Melting Point 206-209ºC
MSDS N/A Flash Point N/A

 Names

Name 3-propyl-1,4-dihydropyrazol-5-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.18g/cm3
Melting Point 206-209ºC
Molecular Formula C6H10N2O
Molecular Weight 126.15600
Exact Mass 126.07900
PSA 41.46000
LogP 0.42680
Vapour Pressure 0.000229mmHg at 25°C
Index of Refraction 1.47

 Safety Information

Safety Phrases S22-S24/25
HS Code 2933199090

 Synthetic Route

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3-n-propyl-2-pyrazolin-5-one Structure

3-n-propyl-2-py...

CAS#:29211-70-9

Literature: Takeda San Diego, Inc. Patent: US2006/41137 A1, 2006 ; Location in patent: Page/Page column 39 ; US 20060041137 A1

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3-n-propyl-2-pyrazolin-5-one Structure

3-n-propyl-2-py...

CAS#:29211-70-9

Literature: Mojtahedi, Mohammad M.; Jalali, Mohammad R.; Saeed Abaee; Bolourtchian, Mohammad Heterocyclic Communications, 2006 , vol. 12, # 3-4 p. 225 - 228

 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

2,4-dihydro-5-propyl-3H-pyrazol-3-one
3-Propyl-2-pyrazolin-5-one
5-propyl-2,4-dihydro-3H-pyrazol-3-one
3-propyl-4,5-dihydro-1H-pyrazol-5-one
5-propyl-1,2-dihydro-pyrazol-3-one
3-n-Propyl-2-pyrazolin-5-one
MFCD00051646
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