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ChemicalBook >> CAS DataBase List >> Potassium 2,5-dihydroxybenzenesulfonate

Potassium 2,5-dihydroxybenzenesulfonate

Potassium 2,5-dihydroxybenzenesulfonate price.
  • $5 - $2454.85
  • Product name: Potassium 2,5-dihydroxybenzenesulfonate
  • CAS: 21799-87-1
  • MF: C6H7KO5S
  • MW: 230.28
  • EINECS:244-584-7
  • MDL Number:MFCD00007475
  • Synonyms:HYDROQUINONE MONOSULFONIC ACID POTASSIUM;Benzenesulfonic acid,2,5-dihydroxy-, potassiuM salt (1:1);Hydroquinonesulfonic acid potassiuM salt technical grade;Hydroquinone monosulfonic acid potassium salt for synthesis;2,5-Dihydroxybenzenesulfonicacid,monopotassiumsalt ;2,5-dihydroxy-benzenesulfonicacimonopotassiumsalt ;Benzenesulfonicacid,2,5-dihydroxy-,monopotassiumsalt ;POTASSIUM HYDROQUINONESULFONATE
Price31 Properties Safety Information Description
31 prices
Selected condition：
Brand
  • aablocks
  • AHH
  • AK Scientific
  • Ambeed
  • American Custom Chemicals Corporation
  • Arctom
  • ChemScene
  • Crysdot
  • Frontier Specialty Chemicals
  • Labseeker
  • Matrix Scientific
  • Oakwood
  • Sigma-Aldrich
  • TCI Chemical
  • Thermo Scientific Chemicals
Package
  • 1g
  • 5g
  • 10g
  • 25g
  • 100g
  • 100.00g
  • 250g
  • 500g
  • 1kg
  • 2.5kg
  • 5000g
  • Manufactureraablocks
  • Product numberAA0035FB
  • Product descriptionPotassium 2,5-dihydroxybenzenesulfonate ≥98%
  • Packaging25g
  • Price$10
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0035FB
  • Product descriptionPotassium 2,5-dihydroxybenzenesulfonate 98%
  • Packaging100g
  • Price$23
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0035FB
  • Product descriptionPotassium 2,5-dihydroxybenzenesulfonate 98%
  • Packaging500g
  • Price$76
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0035FB
  • Product descriptionPotassium 2,5-dihydroxybenzenesulfonate 98%
  • Packaging1kg
  • Price$131
  • Updated2026-05-28
  • Buy
  • ManufacturerAHH
  • Product numberMT-14866
  • Product descriptionHydroquinonesulfonic acid potassium salt 97%
  • Packaging5000g
  • Price$355
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ52602
  • Product descriptionPotassium2,5-dihydroxybenzenesulfonate
  • Packaging100g
  • Price$40
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA779308
  • Product descriptionPotassium2,5-dihydroxybenzenesulfonate 98%
  • Packaging100g
  • Price$43
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA779308
  • Product descriptionPotassium2,5-dihydroxybenzenesulfonate 98%
  • Packaging5g
  • Price$5
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA779308
  • Product descriptionPotassium2,5-dihydroxybenzenesulfonate 98%
  • Packaging25g
  • Price$13
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA779308
  • Product descriptionPotassium2,5-dihydroxybenzenesulfonate 98%
  • Packaging500g
  • Price$136
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberAPI0003899
  • Product descriptionPOTASSIUM DOBESILATE 95.00%
  • Packaging5G
  • Price$810.84
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberAPI0003899
  • Product descriptionPOTASSIUM DOBESILATE 95.00%
  • Packaging100G
  • Price$2454.85
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberCS-0157160
  • Product descriptionPotassium 2,5-dihydroxybenzenesulfonate >=98%
  • Packaging1kg
  • Price$115
  • Updated2026-05-26
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0157160
  • Product descriptionPotassium 2,5-dihydroxybenzenesulfonate ≥98%
  • Packaging1kg
  • Price$166
  • Updated2026-06-04
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0157160
  • Product descriptionPotassium 2,5-dihydroxybenzenesulfonate ≥98%
  • Packaging500g
  • Price$89
  • Updated2026-06-04
  • Buy
  • ManufacturerCrysdot
  • Product numberCD12095632
  • Product descriptionPotassium 2,5-dihydroxybenzenesulfonate 98%
  • Packaging100g
  • Price$50
  • Updated2026-05-27
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0035FB Potassium 2,5-dihydroxybenzenesulfonate ≥98% 25g $10 2026-05-28 Buy
aablocks AA0035FB Potassium 2,5-dihydroxybenzenesulfonate 98% 100g $23 2026-05-28 Buy
aablocks AA0035FB Potassium 2,5-dihydroxybenzenesulfonate 98% 500g $76 2026-05-28 Buy
aablocks AA0035FB Potassium 2,5-dihydroxybenzenesulfonate 98% 1kg $131 2026-05-28 Buy
AHH MT-14866 Hydroquinonesulfonic acid potassium salt 97% 5000g $355 2026-05-26 Buy
AK Scientific J52602 Potassium2,5-dihydroxybenzenesulfonate 100g $40 2021-12-16 Buy
Ambeed A779308 Potassium2,5-dihydroxybenzenesulfonate 98% 100g $43 2021-12-16 Buy
Ambeed A779308 Potassium2,5-dihydroxybenzenesulfonate 98% 5g $5 2021-12-16 Buy
Ambeed A779308 Potassium2,5-dihydroxybenzenesulfonate 98% 25g $13 2021-12-16 Buy
Ambeed A779308 Potassium2,5-dihydroxybenzenesulfonate 98% 500g $136 2021-12-16 Buy
American Custom Chemicals Corporation API0003899 POTASSIUM DOBESILATE 95.00% 5G $810.84 2021-12-16 Buy
American Custom Chemicals Corporation API0003899 POTASSIUM DOBESILATE 95.00% 100G $2454.85 2021-12-16 Buy
Arctom CS-0157160 Potassium 2,5-dihydroxybenzenesulfonate >=98% 1kg $115 2026-05-26 Buy
ChemScene CS-0157160 Potassium 2,5-dihydroxybenzenesulfonate ≥98% 1kg $166 2026-06-04 Buy
ChemScene CS-0157160 Potassium 2,5-dihydroxybenzenesulfonate ≥98% 500g $89 2026-06-04 Buy
Crysdot CD12095632 Potassium 2,5-dihydroxybenzenesulfonate 98% 100g $50 2026-05-27 Buy
Next Last

Properties

Melting point :251 °C (dec.)(lit.)
Boiling point :591.05℃[at 101 325 Pa]
Density :1.74[at 20℃]
vapor pressure :0Pa at 25℃
storage temp. :Store below +30°C.
form :powder to crystal
color :White to Almost white
Water Solubility :soluble
BRN :5187027
Stability :Stable. Incompatible with bases, oxidizing agents.
InChI :InChI=1S/C6H6O5S.K.H/c7-4-1-2-5(8)6(3-4)12(9,10)11;;/h1-3,7-8H,(H,9,10,11);;
InChIKey :NFNMIXKGPIRZMQ-UHFFFAOYSA-N
SMILES :S(C1C=C(O)C=CC=1O)(O)(=O)=O.[KH]
LogP :-3.912 at 25℃
CAS DataBase Reference :21799-87-1(CAS DataBase Reference)
EPA Substance Registry System :Benzenesulfonic acid, 2,5-dihydroxy-, monopotassium salt (21799-87-1)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

It is employed in the synthesis and properties of sulfonated polyarylene ether nitrile copolymers for PEM with high thermal stability.

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Suppliers and manufacturers

Weinan Ruilin Changxin Biotechnology Co., Ltd Shanxi jiaernuo Biotechnology Co.,LTD. Shandong Vantage Specialty Chemicals Biotechnology Co., Ltd. J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Alfa Aesar TCI (Shanghai) Development Co., Ltd. Energy Chemical Adamas Reagent, Ltd. Shanghai Hanhong Scientific Co.,Ltd.