4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one

Modify Date: 2026-07-01 08:43:27

4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one Structure
4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one structure
Common Name 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one
CAS Number 75825-84-2 Molecular Weight 204.18200
Density N/A Boiling Point N/A
Molecular Formula C10H8N2O3 Melting Point N/A
MSDS N/A Flash Point N/A

Summary: 4-(2-Hydroxybenzoyl)-1,2-dihydropyrazol-3-one, CAS号75825-84-2, molecular formula C10H8N2O3, molecular weight 204.18200. For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Molecular Formula C10H8N2O3
Molecular Weight 204.18200
Exact Mass 204.05300
PSA 86.21000
LogP 1.05190
InChIKey CUJNCYFYJFQDSS-UHFFFAOYSA-N
SMILES O=C(c1ccccc1O)c1c[nH][nH]c1=O

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

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4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one Structure

4-(2-hydroxyben...

CAS#:75825-84-2

Learn More
Literature: Jerzmanowska, Zofia; Basinski, Wlodzimierz; Zielinska, Lilianna Polish Journal of Chemistry, 1980 , vol. 54, # 2 p. 383 - 386

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4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one Structure

4-(2-hydroxyben...

CAS#:75825-84-2

Learn More
Literature: Jerzmanowska, Zofia; Basinski, Wlodzimierz; Zielinska, Lilianna Polish Journal of Chemistry, 1980 , vol. 54, # 2 p. 383 - 386

~%

4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one Structure

4-(2-hydroxyben...

CAS#:75825-84-2

Learn More
Literature: Jerzmanowska, Zofia; Basinski, Wlodzimierz; Zielinska, Lilianna Polish Journal of Chemistry, 1980 , vol. 54, # 2 p. 383 - 386

~%

4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one Structure

4-(2-hydroxyben...

CAS#:75825-84-2

Learn More
Literature: Jerzmanowska, Zofia; Basinski, Wlodzimierz; Zielinska, Lilianna Polish Journal of Chemistry, 1980 , vol. 54, # 2 p. 383 - 386

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  4

DownStream  1

  | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the upstream materials of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one?
A: Related upstream materials(CAS) of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one: 61424-75-7;50743-17-4;17422-74-1;343779-15-7.
Q: What is the LogP of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one?
A: LogP of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one is 1.05190.
Q: What is the molecular weight of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one?
A: Molecular weight of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one is 204.18200.
Q: What is the English name of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one?
A: The English name of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one is 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one.
Q: What is the molecular formula of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one?
A: Molecular formula of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one is C10H8N2O3.
Q: What is the polar surface area (PSA) of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one?
A: Polar surface area (PSA) of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one is 86.21000.
Q: What is the SMILES notation of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one?
A: SMILES notation of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one is O=C(c1ccccc1O)c1c[nH][nH]c1=O.
Q: What are the downstream products of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one?
A: Related downstream products(CAS) of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one: 69-72-7.
Q: What is the InChIKey of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one?
A: InChIKey of 4-(2-hydroxybenzoyl)-1,2-dihydropyrazol-3-one is CUJNCYFYJFQDSS-UHFFFAOYSA-N.
Q: What is the Chinese name of 75825-84-2?
A: Chinese name of 75825-84-2 is 75825-84-2.
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