5-PYRAZOLONE

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NCATS

Details

Stereochemistry	ACHIRAL
Molecular Formula	C3H4N2O
Molecular Weight	84.0767
Optical Activity	NONE
Defined Stereocenters	0 / 0
E/Z Centers	0
Charge	0

SHOW SMILES / InChI

Structure of 5-PYRAZOLONE

Structure Search

SMILES

O=C1CC=NN1

InChI

InChIKey=ZRHUHDUEXWHZMA-UHFFFAOYSA-N

InChI=1S/C3H4N2O/c6-3-1-2-4-5-3/h2H,1H2,(H,5,6)

HIDE SMILES / InChI

Molecular Formula	C3H4N2O
Molecular Weight	84.0767
Charge	0
Count

Stereochemistry	ACHIRAL
Additional Stereochemistry	No
Defined Stereocenters	0 / 0
E/Z Centers	0
Optical Activity	NONE

Approval Year

Substance Class	Chemical Created by `admin` on `Wed Apr 02 12:19:12 GMT 2025` Edited by `admin` on `Wed Apr 02 12:19:12 GMT 2025`
Record UNII	W43TJN4CTB
Record Status	`Validated (UNII)`
Record Version

Download

Name

Type

Language

5-PYRAZOLONE

Common Name

English

NSC-243823

Preferred Name

English

2,4-DIHYDRO-3H-PYRAZOL-3-ONE

Systematic Name

English

1,4-DIHYDROPYRAZOL-5-ONE

Systematic Name

English

2-PYRAZOLIN-5-ONE

Common Name

English

1H-PYRAZOL-5(4H)-ONE

Systematic Name

English

3H-PYRAZOL-3-ONE, 2,4-DIHYDRO-

Systematic Name

English

Code System Code Type Description

PUBCHEM

316289

Created by admin on Wed Apr 02 12:19:12 GMT 2025 , Edited by admin on Wed Apr 02 12:19:12 GMT 2025

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FDA UNII

W43TJN4CTB

Created by admin on Wed Apr 02 12:19:12 GMT 2025 , Edited by admin on Wed Apr 02 12:19:12 GMT 2025

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EPA CompTox

DTXSID00311547

Created by admin on Wed Apr 02 12:19:12 GMT 2025 , Edited by admin on Wed Apr 02 12:19:12 GMT 2025

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CAS

137-44-0

Created by admin on Wed Apr 02 12:19:12 GMT 2025 , Edited by admin on Wed Apr 02 12:19:12 GMT 2025

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NSC

243823

Created by admin on Wed Apr 02 12:19:12 GMT 2025 , Edited by admin on Wed Apr 02 12:19:12 GMT 2025

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