CAS 119-17-5|1-(3-Sulfophenyl)-3-methyl-5-pyrazolone

Introduction：Basic information about CAS 119-17-5|1-(3-Sulfophenyl)-3-methyl-5-pyrazolone, 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. Articles1
6. Synonyms

Common Name	1-(3-Sulfophenyl)-3-methyl-5-pyrazolone
CAS Number	119-17-5	Molecular Weight	254.26200
Density	1.53 g/cm3	Boiling Point	/
Molecular Formula	C₁₀H₁₀N₂O₄S	Melting Point	335 °C(lit.)
MSDS	ChineseUSA	Flash Point	/
Symbol	GHS07	Signal Word	Warning

Names

Name	3-(3-methyl-5-oxo-4H-pyrazol-1-yl)benzenesulfonic acid
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.53 g/cm3
Melting Point	335 °C(lit.)
Molecular Formula	C₁₀H₁₀N₂O₄S
Molecular Weight	254.26200
Exact Mass	254.03600
PSA	95.42000
LogP	1.62730
Index of Refraction	1.633
InChIKey	VEMGKBUHUTYHHA-UHFFFAOYSA-N
SMILES	CC1=NN(c2cccc(S(=O)(=O)O)c2)C(=O)C1

Safety Information

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H317
Precautionary Statements	P280
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xi:Irritant;
Risk Phrases	R43
Safety Phrases	S36/37
RIDADR	NONH for all modes of transport
WGK Germany	1
HS Code	2933199090

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%

Articles1

The first crystal structures of industrial laked yellow pigments determined by X-ray powder diffraction.

Chemistry 15(2) , 338-41, (2009)

Synonyms

3-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulfonic acid

1-(3-Sulfophenyl)-3-methyl-5-pyrazolone

m-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulfonic acid

Benzenesulfonic acid,m-(3-methyl-5-oxo-2-pyrazolin-1-yl)

3-(3-methyl-5-oxo-4,5-dihydro-1h-pyrazol-1-yl)benzenesulfonic acid

1-(3-Sulfophenyl)-3-methyl-2-pyrazolin-5-one

MFCD00043811

3-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-benzenesulfonic acid

EINECS 204-303-0

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