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2-(2,4-DIHYDROXYBENZOYL)BENZOIC ACID

CAS No.
2513-33-9
Chemical Name:
2-(2,4-DIHYDROXYBENZOYL)BENZOIC ACID
Synonyms
NSC 14699;Aspirin Impurity G;Monosodium salt form;Fluorescein EP Impurity C;Fluorescein impurity C CRS;Fluorescein Sodium Impurity C;Acetylsalicylic Acid Impurity 4;Acetylsalicylic Acid Impurity 12;Fluorescein Sodium EP Impurity C;Fluorescein USP Related Compound C
CBNumber:
CB9174485
Molecular Formula:
C14H10O5
Molecular Weight:
258.23
MDL Number:
MFCD00433869
MOL File:
2513-33-9.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 05:05:41
Product description Number Pack Size Price
Fluorescein impurity C European Pharmacopoeia (EP) Reference Standard Y0000804 10 μg $161
Fluorescein impurity C 1277037 25mg $1290
Fluorescein impurity C European Pharmacopoeia (EP) Reference Standard Y0000804 y0000804 $147
2',4'-Dihydroxy-2-benzoylbenzoic Acid >95%(HPLC) TRC-D451750-1G 1g $254
2',4'-Dihydroxy-2-benzoylbenzoic Acid >95%(HPLC) TRC-D451750-10G 10g $1824

2-(2,4-DIHYDROXYBENZOYL)BENZOIC ACID Properties

Melting point 202-205°C (dec.)
Boiling point 555.7±33.0 °C(Predicted)
Density 1.459±0.06 g/cm3(Predicted)
storage temp. Refrigerator, Under Inert Atmosphere
solubility DMSO (Slightly), Methanol (Slightly, Heated)
form Solid
pka 3.26±0.36(Predicted)
color Light brown to brown
Major Application pharmaceutical (small molecule)
InChI InChI=1S/C14H10O5/c15-8-5-6-11(12(16)7-8)13(17)9-3-1-2-4-10(9)14(18)19/h1-7,15-16H,(H,18,19)
InChIKey KIEFFPFIBREPIX-UHFFFAOYSA-N
SMILES C(O)(=O)C1=CC=CC=C1C(=O)C1=CC=C(O)C=C1O
FDA UNII 63XZ9244E2
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H319
Precautionary statements  P305+P351+P338
WGK Germany  WGK 3
HS Code  2918992090
Storage Class 11 - Combustible Solids

2-(2,4-DIHYDROXYBENZOYL)BENZOIC ACID price More Price(25)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich Y0000804 Fluorescein impurity C European Pharmacopoeia (EP) Reference Standard 2513-33-9 10 μg $161 2026-04-30 Buy
Sigma-Aldrich 1277037 Fluorescein impurity C 2513-33-9 25mg $1290 2026-04-30 Buy
Sigma-Aldrich Y0000804 Fluorescein impurity C European Pharmacopoeia (EP) Reference Standard 2513-33-9 y0000804 $147 2024-03-01 Buy
TRC TRC-D451750-1G 2',4'-Dihydroxy-2-benzoylbenzoic Acid >95%(HPLC) 2513-33-9 1g $254 2026-06-03 Buy
TRC TRC-D451750-10G 2',4'-Dihydroxy-2-benzoylbenzoic Acid >95%(HPLC) 2513-33-9 10g $1824 2026-06-03 Buy
Product number Packaging Price Buy
Y0000804 10 μg $161 Buy
1277037 25mg $1290 Buy
Y0000804 y0000804 $147 Buy
TRC-D451750-1G 1g $254 Buy
TRC-D451750-10G 10g $1824 Buy

2-(2,4-DIHYDROXYBENZOYL)BENZOIC ACID Chemical Properties,Uses,Production

Chemical Properties

Brownish Yellow Solid

Uses

A by-product of Fluorescein.

2-(2,4-DIHYDROXYBENZOYL)BENZOIC ACID Preparation Products And Raw materials

Raw materials

Preparation Products

2-(2,4-DIHYDROXYBENZOYL)BENZOIC ACID Suppliers

Global( 95)Suppliers
Supplier Tel Email Country ProdList Advantage
ATK CHEMICAL COMPANY LIMITED
+undefined-21-51877795 ivan@atkchemical.com China 33024 60
BOC Sciences
+1-631-485-4226 inquiry@bocsci.com United States 19936 58
sgtlifesciences pvt ltd
+8617013299288 dj@sgtlifesciences.com China 12373 58
TargetMol Chemicals Inc.
+1-781-999-5354; support@targetmol.com United States 39037 58
HANGZHOU LEAP CHEM CO., LTD.
+86-571-87711850 market18@leapchem.com China 43333 58
Aladdin Scientific
tp@aladdinsci.com United States 57505 58
Shanghai Likang New Materials Co., Limited
+86-16631818819 +86-17736933208 3684455296@qq.com China 9300 58
Compound Net Biotechnology Inc.
+8615303909093 sales@compound-net.com China 2914 58
NANJING YINGWEN BIOTECHNOLOGY CO LTD
+8613382787392 sales@aeechem.com China 10002 58
ShenZhen Davoos Tech Ltd 0752-5555973 13923768523 95372103@qq.com China 670 58

View Lastest Price from 2-(2,4-DIHYDROXYBENZOYL)BENZOIC ACID manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-(2,4-Dihydroxybenzoyl)benzoic acid pictures 2026-04-21 2-(2,4-Dihydroxybenzoyl)benzoic acid
2513-33-9
10g TargetMol Chemicals Inc.
2-(2,4-DIHYDROXYBENZOYL)BENZOIC ACID 2-(2,4-dihydroxyphenyl)carbonylbenzoic acid (2 -(2,4-Dihydroxybenzoyl)) Aspirin IMpurity (2-(2,4-Dihydroxybenzoyl)benzoic Acid) Aspirin IMpurity (2-(2,4-Dihydroxybenzoyl)benzoic Acid) Benzoic acid,2-(2,4-dihydroxybenzoyl)- 2-(2,4-Dihydroxybenzoyl)benzoic Aci Fluorescein impurity C CRS Acetylsalicylic Acid (Aspirin) Impurity 4 Aspirin Impurity G Acetylsalicylic Acid Impurity 12 Fluorescein EP Impurity C Fluorescein Related Compound C (2-(2,4-Dihydroxybenzoyl)benzoic acid) (1277037) Monosodium salt form Fluorescein Sodium Impurity C Fluorescein Sodium EP Impurity C Fluorescein USP Related Compound C Acetylsalicylic Acid Impurity 4 *Desflurane Impurity 4 (Desflurane EP Impurity D) 2-(2,4-Dihydroxybenzoyl)benzoic acid in methanol 2',4'-Dihydroxy-2-benzoylbenzoic Acid NSC 14699 2-(2,4-Dihydroxybenzoyl)benzoic acid (Aspirin Impurity) 2′,4′-Dihydroxy-2-benzoylbenzoic Acid, CAS 2513-33-9 2-(2,4-Dihydroxybenzoyl)benzoic acid , Fluorescein impurity C Fluorescein EP Impurity C (Fluorescein USP Related Compound C) 2513-33-9 Aromatics Intermediates & Fine Chemicals Pharmaceuticals