1-(2-氯基-5-磺酸苯基)-3-甲基-5-吡唑酮(25CSMP)

1-(2-氯基-5-磺酸苯基)-3-甲基-5-吡唑酮(25CSMP)

4-chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulphonic acid

CAS: 88-76-6

Molecular Formula: C10H9ClN2O4S

1-(2-氯基-5-磺酸苯基)-3-甲基-5-吡唑酮(25CSMP) - Names and Identifiers

Name	4-chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulphonic acid
Synonyms	25CSMP NSC 26425 556874_ALDRICH EINECS 201-858-0 Chloropyrazolic acid 5 Benzenesulfonic acid, 4-chl 3-methyl-1-(2-chloro-5-sulfophenyl)-5-pyrazolone 1-(2-Chloro-5-sulfophenyl)-3-methyl-5-pyrazolone 1-(2'-CHLORO-5'-SULFOPHENYL)-3-METHYL-5-PYRAZOLONE 1-(2'-CHLORO-5'-SULFONGLPHENGL)-3-METHYL-5-PYRAZOLONE 1-(2'-chloro-5'-sulfonglphengl)-3-methyl-5-pyrazolone 3-methyl-1-(2'-chloro-5'-sulfonicphenyl)-5-pyrazolone 1-(2-Chloro-5-sulfophenyl)-3-Methyl-5-pyrazolone (25CSMP) 4-chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulphonicacid 4-Chloro-3-(3-Methyl-5-Oxo-2-Pyrazolin-1-Yl)Benzenesulfonic Acid 4-chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulphonic acid Benzenesulfonic acid, 4-chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)- 4-chloro-3-(4,5-dihydro-3-methyl-5-oxo-1h-pyrazol-1-yl)-benzenesulfonicaci 4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonic acid 4-chloro-3-(4,5-dihydro-3-methyl-5-oxo-1h-pyrazol-1-yl)-benzenesulfonic acid Benzenesulfonic acid, 4-chloro-3-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-
CAS	88-76-6
EINECS	201-858-0
InChI	InChI=1/C10H9ClN2O4S/c1-6-4-10(14)13(12-6)9-5-7(18(15,16)17)2-3-8(9)11/h2-3,5H,4H2,1H3,(H,15,16,17)

1-(2-氯基-5-磺酸苯基)-3-甲基-5-吡唑酮(25CSMP) - Physico-chemical Properties

Molecular Formula	C10H9ClN2O4S
Molar Mass	288.71
Density	1?+-.0.1 g/cm3(Predicted)
Melting Point	344°C(lit.)
pKa	-0.96±0.50(Predicted)
Storage Condition	Room Temprature
Refractive Index	1.681
MDL	MFCD00020745
Use	Mainly used for coupling components of organic synthetic dyes and pigment varieties.

1-(2-氯基-5-磺酸苯基)-3-甲基-5-吡唑酮(25CSMP) - Risk and Safety

Hazard Symbols	Xi - Irritant
Risk Codes	43 - May cause sensitization by skin contact
Safety Description	36/37 - Wear suitable protective clothing and gloves.
WGK Germany	3

1-(2-氯基-5-磺酸苯基)-3-甲基-5-吡唑酮(25CSMP) - Reference Information

NIST chemical information	information provided by: webbook.nist.gov (external link)
EPA chemical substance information	information provided by: ofmpeb.epa.gov (external link)
Use	intermediates for the preparation of dyes and pigments

Last Update：2024-04-09 19:05:15

1-(2-氯基-5-磺酸苯基)-3-甲基-5-吡唑酮(25CSMP)

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View History

1-(2-氯基-5-磺酸苯基)-3-甲基-5-吡唑酮(25CSMP)
PIBRENTASVIR中间体3
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