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ChemicalBook >> CAS DataBase List >> 4-Chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid

4-Chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid

4-Chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid price.
  • $14 - $1123.25
  • Product name: 4-Chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid
  • CAS: 88-76-6
  • MF: C10H9ClN2O4S
  • MW: 288.71
  • EINECS:201-858-0
  • MDL Number:MFCD00020745
  • Synonyms:1-(2'-CHLORO-5'-SULFONGLPHENGL)-3-METHYL-5-PYRAZOLONE;1-(2-Chloro-5-sulfophenyl)-3-Methyl-5-pyrazolone (25CSMP);556874_ALDRICH;Benzenesulfonic acid, 4-chl;Benzenesulfonic acid, 4-chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)-;EINECS 201-858-0;NSC 26425;NSC26425
Price27 Properties Safety Information Description
27 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • AHH
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Arctom
  • BLDpharm
  • Chemenu
  • Crysdot
  • Sigma-Aldrich
  • Synthonix
Package
  • 1g
  • 5g
  • 10g
  • 25g
  • 100g
  • 250g
  • 500g
  • 1 unit
  • Manufactureraablocks
  • Product numberAA003CQW
  • Product description1-(2'-Chloro-5'-sulfophenyl)-3-methyl-5-pyrazolone
  • Packaging25g
  • Price$280
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003CQW
  • Product description1-(2'-Chloro-5'-sulfophenyl)-3-methyl-5-pyrazolone
  • Packaging100g
  • Price$559
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX193673
  • Product description4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1-pyrazolyl)benzenesulfonic acid 95.00%
  • Packaging100G
  • Price$255
  • Updated2026-05-27
  • Buy
  • ManufacturerAHH
  • Product numberMT-06501
  • Product description1-(2'-Chloro-5'-sulfophenyl)-3-methyl-5-pyrazolone 95%
  • Packaging250g
  • Price$336
  • Updated2021-12-16
  • Buy
  • ManufacturerAHH
  • Product numberMT-06501
  • Product description1-(2'-Chloro-5'-sulfophenyl)-3-methyl-5-pyrazolone 97%
  • Packaging250g
  • Price$336
  • Updated2026-05-25
  • Buy
  • ManufacturerAHH
  • Product numberMT-06501
  • Product description1-(2'-Chloro-5'-sulfophenyl)-3-methyl-5-pyrazolone 97%
  • Packaging250g
  • Price$336
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberP085
  • Product description1-(2-Chloro-5-sulfophenyl)-3-methyl-5-pyrazolone
  • Packaging1g
  • Price$90
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number88766
  • Product description4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid
  • Packaging500g
  • Price$539.54
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA448785
  • Product description4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid 97%
  • Packaging25g
  • Price$51
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA448785
  • Product description4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid 97%
  • Packaging5g
  • Price$14
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA448785
  • Product description4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid 97%
  • Packaging100g
  • Price$134
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0009490
  • Product description1-(2'-CHLORO-5'-SULFOPHENYL)-3-METHYL-5-PYRAZOLONE 95.00%
  • Packaging25G
  • Price$1123.25
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS024962
  • Product description4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid ≥98%
  • Packaging500g
  • Price$489
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS024962
  • Product description4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid ≥98%
  • Packaging100g
  • Price$134
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS024962
  • Product description4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid ≥98%
  • Packaging25g
  • Price$41
  • Updated2021-12-16
  • Buy
  • ManufacturerBLDpharm
  • Product numberBD12796
  • Product description4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid 98+%
  • Packaging100g
  • Price$107
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003CQW 1-(2'-Chloro-5'-sulfophenyl)-3-methyl-5-pyrazolone 25g $280 2026-05-28 Buy
aablocks AA003CQW 1-(2'-Chloro-5'-sulfophenyl)-3-methyl-5-pyrazolone 100g $559 2026-05-28 Buy
ACHEMBLOCK X193673 4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1-pyrazolyl)benzenesulfonic acid 95.00% 100G $255 2026-05-27 Buy
AHH MT-06501 1-(2'-Chloro-5'-sulfophenyl)-3-methyl-5-pyrazolone 95% 250g $336 2021-12-16 Buy
AHH MT-06501 1-(2'-Chloro-5'-sulfophenyl)-3-methyl-5-pyrazolone 97% 250g $336 2026-05-25 Buy
AHH MT-06501 1-(2'-Chloro-5'-sulfophenyl)-3-methyl-5-pyrazolone 97% 250g $336 2026-05-26 Buy
AK Scientific P085 1-(2-Chloro-5-sulfophenyl)-3-methyl-5-pyrazolone 1g $90 2021-12-16 Buy
Alichem 88766 4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid 500g $539.54 2021-12-16 Buy
Ambeed A448785 4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid 97% 25g $51 2021-12-16 Buy
Ambeed A448785 4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid 97% 5g $14 2021-12-16 Buy
Ambeed A448785 4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid 97% 100g $134 2021-12-16 Buy
American Custom Chemicals Corporation HCH0009490 1-(2'-CHLORO-5'-SULFOPHENYL)-3-METHYL-5-PYRAZOLONE 95.00% 25G $1123.25 2021-12-16 Buy
Arctom AS024962 4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid ≥98% 500g $489 2021-12-16 Buy
Arctom AS024962 4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid ≥98% 100g $134 2021-12-16 Buy
Arctom AS024962 4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid ≥98% 25g $41 2021-12-16 Buy
BLDpharm BD12796 4-Chloro-3-(3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonicacid 98+% 100g $107 2021-12-16 Buy
Next Last

Properties

Melting point :344 °C(lit.)
Density :1+-.0.1 g/cm3(Predicted)
storage temp. :Store at room temperature
pka :-0.96±0.50(Predicted)
Appearance :Off-white to light yellow Solid
CAS DataBase Reference :88-76-6(CAS DataBase Reference)
NIST Chemistry Reference :Benzenesulfonic acid, 4-chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)-(88-76-6)
EPA Substance Registry System :Benzenesulfonic acid, 4-chloro-3-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- (88-76-6)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P272 Contaminated work clothing should not be allowed out of the workplace.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P321 Specific treatment (see … on this label).
P333+P313 IF SKIN irritation or rash occurs: Get medical advice/attention.
P363 Wash contaminated clothing before reuse.
P501 Dispose of contents/container to..…

Description

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career henan chemical co
4-Chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid
$1.00
4-Chloro-3-(3-methyl-5-oxo-2-pyrazolin-1-yl)benzenesulfonic acid CAS:88-76-6
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