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phthalonic acid

phthalonic acid Structure
phthalonic acid structure
CAS No.
528-46-1
Chemical Name:
phthalonic acid
Synonyms
Aids018114;Aids-018114;phthalonic acid;2-oxalobenzoic acid;2-(carboxycarbonyl)benzoic acid;α-Oxo-2-carboxybenzeneacetic acid;2-Carboxy-α-oxobenzeneacetic acid;2-(o-Carboxyphenyl)glyoxylic acid;Benzeneacetic acid, 2-carboxy-α-oxo-;2-Carboxy-alpha-oxobenzeneacetic acid
CBNumber:
CB31360773
Molecular Formula:
C9H6O5
Molecular Weight:
194.14
MDL Number:
MFCD00090830
MOL File:
528-46-1.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-04-24 14:57:00
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phthalonic acid Properties

Melting point 140 °C
Boiling point 290.57°C (rough estimate)
Density 1.4178 (rough estimate)
refractive index 1.4717 (estimate)
pka 2.00±0.54(Predicted)
Water Solubility 535g/L(15 ºC)

SAFETY

Risk and Safety Statements

HazardClass  IRRITANT

phthalonic acid price More Price(21)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Activate Scientific AS170788 2-Oxalobenzoic Acid 95% 528-46-1 100mg $219 2026-06-04 Buy
Activate Scientific AS170788 2-Oxalobenzoic Acid 95% 528-46-1 250mg $390 2026-06-04 Buy
Activate Scientific AS170788 2-Oxalobenzoic Acid 95% 528-46-1 1g $751 2026-06-04 Buy
Matrix Scientific 039773 2-(Carboxycarbonyl)benzoic acid 528-46-1 500.00mg $1050 2026-05-18 Buy
Matrix Scientific 039773 2-(Carboxycarbonyl)benzoic acid 528-46-1 1.00g $1950 2026-05-18 Buy
Product number Packaging Price Buy
AS170788 100mg $219 Buy
AS170788 250mg $390 Buy
AS170788 1g $751 Buy
039773 500.00mg $1050 Buy
039773 1.00g $1950 Buy

phthalonic acid Chemical Properties,Uses,Production

phthalonic acid synthesis

91-20-3
528-46-1
Synthesis of phthalonic acid from Naphthalene

phthalonic acid Preparation Products And Raw materials

Raw materials

Preparation Products

4-Hydroxyphthalazine-1-carboxylicacid 3-(4-Methoxyphenyl)-4-oxo-3,4-dihydro-1-phthalazinecarboxylic acid 4-oxo-3-phenyl-phthalazine-1-carboxylic acid

phthalonic acid Suppliers

Global( 19)Suppliers
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35884 56
Amadis Chemical Company Limited 571-89925085 sales@amadischem.com China 131885 58
Lynnchem 86-(0)29-85992781 17792393971 info@lynnchem.com China 4578 58
Novachemistry 44-20819178-90 02081917890 info@novachemistry.com United Kingdom 4372 58
Aikon International Limited 025-58859352 19370895928 sales01@aikonchem.com China 15078 58
Shanghai Kaiwei Chemical Technology Co., Ltd. 021-58461859 15821823057 service@aiviche.com China 49299 58
Shaanxi Dideu Medichem Co. Ltd +86-29-87569266 +86-17392581500 1015@dideu.com China 3861 58
Jinan Jiuli Biotechnology Co. , Ltd. 15865264761 486064515@qq.com China 5000 58
Beijing Stronger Science Co., Ltd. 0531-88924771 15614660963 elsa.hang@strongerscience.com China 10622 58
Supplier Advantage
J & K SCIENTIFIC LTD. 76
Wuhan Chemwish Technology Co., Ltd 56
Amadis Chemical Company Limited 58
Lynnchem 58
Novachemistry 58
Aikon International Limited 58
Shanghai Kaiwei Chemical Technology Co., Ltd. 58
Shaanxi Dideu Medichem Co. Ltd 58
Jinan Jiuli Biotechnology Co. , Ltd. 58
Beijing Stronger Science Co., Ltd. 58

528-46-1(phthalonic acid)Related Search:

2-(2-Methylphenyl)-2-oxoacetic acid Homophthalic acid Ethyl 2-carboethoxybenzoylformate Benzeneacetic acid, 2-carboxy-α-hydroxy- Benzeneacetic acid, 4-bromo-2-carboxy-α-oxo-
Benzeneacetic acid, 5-bromo-2-carboxy-α-oxo-

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phthalonic acid 2-(carboxycarbonyl)benzoic acid 2-(o-Carboxyphenyl)glyoxylic acid 2-Carboxy-α-oxobenzeneacetic acid α-Oxo-2-carboxybenzeneacetic acid 2-Carboxy-alpha-oxobenzeneacetic acid Aids018114 Aids-018114 2-oxalobenzoic acid Benzeneacetic acid, 2-carboxy-α-oxo- 528-46-1