Sodium 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylate

Product Name: Sodium 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylate
CAS No.: 52126-51-9
Chemical Name: Sodium 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylate
Synonyms: Tartrazine Impurity 1;CARBOXYSULFOPHENYL PYRAZOLONE;Carboxysulfophenylpyrazolonesodiumsalt;3-Carboxy-1-(4-sulfophenyl)-5-pyrazoloneSodiumSal;3-CARBOXY-1-(4'-SULFOPHENYL)-5-PYRAZOLONE SODIUM SALT;Sodium 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylate;3-Carboxy-1-(4-sulfophenyl)-5-pyrazolone Sodium Salt >3-Carboxy-1-(4-sulfophenyl)-5-pyrazolone Sodium Salt 98.0%;3-CARBOXY-1-(4''-SULFOPHENYL)-5-PYRAZOLONE SODIUM SALT 98+%;5-Oxo-1-(4-sulfophenyl)-2-pyrazoline-3-carboxylic Acid Sodium Salt
CBNumber: CB2415604
Molecular Formula: C10H7N2O6S.Na
Formula Weight: 306.23
MOL File: 52126-51-9.mol

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Sodium 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylate Property

form: powder to crystal
color: White to Light yellow
InChI: InChI=1S/C10H8N2O6S.Na/c13-9-5-8(10(14)15)11-12(9)6-1-3-7(4-2-6)19(16,17)18;/h1-5,11H,(H,14,15)(H,16,17,18);/q;+1/p-1
InChIKey: ZBWNDDPCZBRNEC-UHFFFAOYSA-M
SMILES: N1(NC(C(=O)O)=CC1=O)C1C=CC(S([O-])(=O)=O)=CC=1.[Na+]
CAS DataBase Reference: 52126-51-9(CAS DataBase Reference)
EPA Substance Registry System: 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-, monosodium salt (52126-51-9)

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Safety

Risk Statements: 36/37/38
Safety Statements: 26-36/37/39
HS Code: 2933.69.6050

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

TCI Chemical

Product number: C0845
Product name: 3-Carboxy-1-(4-sulfophenyl)-5-pyrazolone Sodium Salt
Purity: >98.0%(HPLC)(T)
Packaging: 25g
Price: $53
Updated: 2025/07/31

TCI Chemical

Product number: C0845
Product name: 3-Carboxy-1-(4-sulfophenyl)-5-pyrazolone Sodium Salt
Purity: >98.0%(HPLC)(T)
Packaging: 500g
Price: $450
Updated: 2025/07/31

Biosynth Carbosynth

Product number: FC75457
Product name: 3-Carboxy-1-(4-sulfophenyl)-5-pyrazolone Sodium Salt
Packaging: 50g
Price: $72
Updated: 2021/12/16

Biosynth Carbosynth

Product number: FC75457
Product name: 3-Carboxy-1-(4-sulfophenyl)-5-pyrazolone Sodium Salt
Packaging: 100g
Price: $126
Updated: 2021/12/16

American Custom Chemicals Corporation

Product number: ING0001902
Product name: 3-CARBOXY-1-(4'-SULFOPHENYL)-5-PYRAZOLONE SODIUM SALT
Purity: 95.00%
Packaging: 25G
Price: $148.89
Updated: 2021/12/16

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Sodium 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylate Chemical Properties,Usage,Production

Chemical Properties

Light yellow crystalline powder

Sodium 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylate Preparation Products And Raw materials

Raw materials

Preparation Products

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Sodium 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylate Suppliers

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52126-51-9, Sodium 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylateRelated Search:

p-Toluenesulfonic acid Diclofenac sodium Sodium bicarbonate RESMETHRIN Sodium hydroxide HYDROGEN SELENIDE Hydrogen Hydrogen Sulfide Sodium acetate Calcium formate 1-DODECANESULFONIC ACID SODIUM SALT Retinoic acid Folic acid Trisodium phosphate Sodium chloride Sodium carboxymethyl cellulose Pyrazole Citric acid

1-(4-Sodiosulfophenyl)-5-oxo-4,5-dihydro-1H-pyrazole-3-carboxylic acid

Sodium 5-oxo-1-(4-sulfophenyl)-4,5-dihydro-1H-pyrazole-3-carboxylate

3-CARBOXY-1-(4'-SULFOPHENYL)-5-PYRAZOLONE SODIUM SALT

4,5-dihydro-5-oxo-1-(4-sulfophenyl)-1h-pyrazole-3-carboxylicacimonosodium

Carboxysulfophenylpyrazolonesodiumsalt

sodium hydrogen 4,5-dihydro-5-oxo-1-(4-sulphonatophenyl)-1H-pyrazole-3-carboxylate

3-CARBOXY-1-(4''-SULFOPHENYL)-5-PYRAZOLONE SODIUM SALT 98+%

4,5-Dihydro-5-oxo-1-(4-sulfophenyl)-1H-pyrazole-3-carboxylic acid monosodium salt

Sodium 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylate

1-(4-Sulfophenyl)-5-oxo-4,5-dihydro-1H-pyrazole-3-carboxylic acid·sodium salt

Tartrazine Impurity 1

CARBOXYSULFOPHENYL PYRAZOLONE

3-Carboxy-1-(4-sulfophenyl)-5-pyrazolone Sodium Salt &gt

5-Oxo-1-(4-sulfophenyl)-2-pyrazoline-3-carboxylic Acid Sodium Salt

3-Carboxy-1-(4-sulfophenyl)-5-pyrazolone Sodium Salt 98.0%

3-Carboxy-1-(4-sulfophenyl)-5-pyrazoloneSodiumSal

52126-51-9

C10H7N2NaO6S

C10H7N2O6SNa