4,5-Dichloro-2-(tetrahydro-pyran-2-yl)-2H-pyridazin-3-one

Modify Date: 2026-08-02 21:31:55

4,5-Dichloro-2-(tetrahydro-pyran-2-yl)-2H-pyridazin-3-one Structure
4,5-Dichloro-2-(tetrahydro-pyran-2-yl)-2H-pyridazin-3-one structure
Common Name 4,5-Dichloro-2-(tetrahydro-pyran-2-yl)-2H-pyridazin-3-one
CAS Number 173206-13-8 Molecular Weight 249.09400
Density N/A Boiling Point N/A
Molecular Formula C9H10Cl2N2O2 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

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

Name 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone
Synonym More Synonyms

 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 C9H10Cl2N2O2
Molecular Weight 249.09400
Exact Mass 248.01200
PSA 44.12000
LogP 2.24920
InChIKey OEDZWNISULPNLA-UHFFFAOYSA-N
SMILES O=c1c(Cl)c(Cl)cnn1C1CCCCO1

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

4,5-Dichlor-1-(4-nitro-phenyl)-pyridaz-6-on
4,5-dichloro-2-(tetrahydropyran-2-yl)-2H-pyridazin-3-one
2-(4-nitrophenyl)-4,5-dichloropyridazin-3-one
4,5-Dichlor-2-(4-nitro-phenyl)-pyridazin-3-on
4,5-dichloro-2-(tetrahydro-2H-pyran-2-yl)pyridazin-3(2H)-one
2-(tetrahydropyran-2-yl)-4,5-dichloropyridazin-3-one
4,5-dichloro-2-(4-nitrophenyl)-2,3-dihydropyridazin-3-one
4,5-dichloro-2-(4-nitro-phenyl)-2H-pyridazin-3-one
pyridazinone,2-43
2-tetrahydropyranyl-4,5-dichloropyridazin-3-one

  | FAQ

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

Q: What is the English name of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone?
A: The English name of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone is 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone.
Q: What is the molecular formula of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone?
A: Molecular formula of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone is C9H10Cl2N2O2.
Q: What is the InChIKey of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone?
A: InChIKey of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone is OEDZWNISULPNLA-UHFFFAOYSA-N.
Q: What is the molecular weight of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone?
A: Molecular weight of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone is 249.09400.
Q: What is the SMILES notation of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone?
A: SMILES notation of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone is O=c1c(Cl)c(Cl)cnn1C1CCCCO1.
Q: What is the polar surface area (PSA) of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone?
A: Polar surface area (PSA) of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone is 44.12000.
Q: What is the LogP of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone?
A: LogP of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone is 2.24920.
Q: What is the CAS number of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone?
A: CAS number of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone is 173206-13-8.

 factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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