CAS 2166-31-6|6-Phenylpyridazin-3(2H)-one

Introduction：Basic information about CAS 2166-31-6|6-Phenylpyridazin-3(2H)-one, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	6-Phenylpyridazin-3(2H)-one
CAS Number	2166-31-6	Molecular Weight	172.183
Density	1.2±0.1 g/cm3	Boiling Point	403.8ºC at 760mmHg
Molecular Formula	C₁₀H₈N₂O	Melting Point	201-204ºC(lit.)
MSDS	/	Flash Point	198ºC

Names

Name	6-Phenylpyridazin-3(2H)-one
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.2±0.1 g/cm3
Boiling Point	403.8ºC at 760mmHg
Melting Point	201-204ºC(lit.)
Molecular Formula	C₁₀H₈N₂O
Molecular Weight	172.183
Flash Point	198ºC
Exact Mass	172.063660
PSA	45.75000
LogP	0.98
Vapour Pressure	4.24E-07mmHg at 25°C
Index of Refraction	1.623
InChIKey	IJUIPRDMWWBTTQ-UHFFFAOYSA-N
SMILES	O=c1ccc(-c2ccccc2)n[nH]1

Safety Information

Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	26-36
WGK Germany	3
HS Code	2933990090

Customs

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Synonyms

6-phenylpyridazin-3-ol

MFCD00114953

6-Phenyl-3(2H)-pyridazinone

3-Hydroxy-6-phenylpyridazine

6-phenylpyridazin-3(2H)-one

3(2H)-Pyridazinone, 6-phenyl-

EINECS 218-505-1

6-phenyl-2,3-dihydropyridazin-3-one

3-phenyl-1H-pyridazin-6-one

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