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2,6-Dimethoxybenzoic acid

CAS No.
1466-76-8
Chemical Name:
2,6-Dimethoxybenzoic acid
Synonyms
AKOS BBS-00003742;RARECHEM AL BO 1076;2,6-Dimethoxybenzoic;Novobiocin Impurity 4;2,6-dimethoxy-benzoicaci;2,6-DIMETHOXYBENZOIC ACID;Benzoicacid,2,6-dimethoxy-;2,6-DimethoxybenzoicAcid>2,6-Dimethoxybenzoic acid,99%;γ-Resorcylic acid diMethyl ether
CBNumber:
CB0303008
Molecular Formula:
C9H10O4
Molecular Weight:
182.17
MDL Number:
MFCD00002437
MOL File:
1466-76-8.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-07-30 16:52:23

2,6-Dimethoxybenzoic acid Properties

Melting point 185-187 °C (lit.)
Boiling point 275.56°C (rough estimate)
Density 1.2481 (rough estimate)
refractive index 1.4500 (estimate)
storage temp. Sealed in dry,Room Temperature
solubility 14.7g/l soluble
form Crystalline Powder
pka pK1:3.44 (25°C)
color White to off-white
Water Solubility 0.35 g/100 mL (25 ºC)
BRN 2212190
InChI 1S/C9H10O4/c1-12-6-4-3-5-7(13-2)8(6)9(10)11/h3-5H,1-2H3,(H,10,11)
InChIKey MBIZFBDREVRUHY-UHFFFAOYSA-N
SMILES COc1cccc(OC)c1C(O)=O
LogP 0.660
CAS DataBase Reference 1466-76-8(CAS DataBase Reference)
FDA UNII G6B3P1LO43
NIST Chemistry Reference Benzoic acid, 2,6-dimethoxy-(1466-76-8)
EPA Substance Registry System Benzoic acid, 2,6-dimethoxy- (1466-76-8)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P264-P270-P301+P312-P302+P352-P305+P351+P338
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi,Xn
Risk Statements  36/37/38-22
Safety Statements  26-36-37/39
WGK Germany  3
RTECS  DG8598725
TSCA  TSCA listed
HS Code  29189010
Storage Class 11 - Combustible Solids
Hazard Classifications Acute Tox. 4 Oral
Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
REACH Registrations Inactive
NFPA 704
1
2 0

2,6-Dimethoxybenzoic acid price More Price(68)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich D131601 2,6-Dimethoxybenzoic acid 98% 1466-76-8 25g $66.9 2023-06-20 Buy
TCI Chemical D1959 2,6-Dimethoxybenzoic Acid >98.0%(GC)(T) 1466-76-8 25g $67 2026-04-30 Buy
TCI Chemical D1959 2,6-Dimethoxybenzoic Acid >98.0%(GC)(T) 1466-76-8 250g $399 2023-06-20 Buy
Usbiological 299802 2,6-Dimethoxybenzoic Acid ≥99% 1466-76-8 100mg $283 2026-06-03 Buy
TRC TRC-D469640-25G 2,6-Dimethoxybenzoic Acid 1466-76-8 25g $64 2026-06-03 Buy
Product number Packaging Price Buy
D131601 25g $66.9 Buy
D1959 25g $67 Buy
D1959 250g $399 Buy
299802 100mg $283 Buy
TRC-D469640-25G 25g $64 Buy

2,6-Dimethoxybenzoic acid Chemical Properties,Uses,Production

Chemical Properties

white to off-white crystalline powder. Hardly soluble in water, soluble in alkali and organic solvents, such as benzene and toluene.

Uses

2,6-Dimethoxybenzoic Acid is used in the synthesis of indoles as well as coumarins related to Novobiocin (N888500), used as potent inhibitors of heat-shock protein 90 in the treatment of breast cancer.

Preparation

2,6-Dimethoxybenzoic acid is the key intermediate in the preparation of gamma-resorcylic acid which has been described as having activity against rheumatic fever.
The Preparation of 2,6-Dimethoxybenzoic Acid
Cite this: J. Org. Chem. 1956, 21, 3, 368–369
Publication Date:March 1, 1956
https://doi.org/10.1021/jo01109a604

Definition

ChEBI: 2,6-Dimethoxybenzoic acid is a member of benzenes and a carbonyl compound. It is a polyphenol compound found in foods of plant origin.

Synthesis Reference(s)

Synthetic Communications, 22, p. 13, 1992 DOI: 10.1080/00397919208021074

Flammability and Explosibility

Not classified

Purification Methods

Crystallise the acid from water or 1,1-dichloroethane (m 187.5-188.5o). [Beilstein 10 H 388, 10 I 185, 10 II 259, 10 III 1401, 10 IV 1456.]

124-38-9
151-10-0
1466-76-8
Synthesis of 2,6-Dimethoxybenzoic acid from Carbon dioxide and 1,3-Dimethoxybenzene
Global( 335)Suppliers
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TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81

View Lastest Price from 2,6-Dimethoxybenzoic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2,6-Dimethoxybenzoic acid pictures 2026-07-30 2,6-Dimethoxybenzoic acid
1466-76-8
1kg 98 1000kgs Shaanxi Dideu New Materials Co. Ltd
2,6-Dimethoxybenzoic acid pictures 2026-05-28 2,6-Dimethoxybenzoic acid
1466-76-8
$9.00 1KG 99.9 1 ton Hebei Chuanghai Biotechnology Co,.LTD
2,6-Dimethoxybenzoic acid pictures 2026-03-20 2,6-Dimethoxybenzoic acid
1466-76-8
$1.00 1KG 99% 10 mt Hebei Chuanghai Biotechnology Co., Ltd
AKOS BBS-00003742 2,6-DIMETHOXYBENZOIC ACID tert-Butylhydrazine2,6-Dimethoxybenzoic acid RARECHEM AL BO 1076 2,6-dimethoxy-benzoicaci Benzoicacid,2,6-dimethoxy- 2,6-Dimethoxybenzoic γ-Resorcylic acid diMethyl ether 2,6-DiMethoxybenzoic acid, 99% 25GR 2,6-Dimethoxybenzoic acid,99% 2,6-Dimethoxybenzoic acid Vetec(TM) reagent grade, 98% 2,6-DimethoxybenzoicAcid> Novobiocin Impurity 4 2,6-Dimethoxybenzoic Acid, ≥ 98.0% 2,6-Dimethoxybenzoic acid, 10 mM in DMSO 1466-76-8 Organic Building Blocks C9 Carbonyl Compounds Carboxylic Acids Building Blocks Agrochemical intermediate Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts C9 Carbonyl Compounds Carboxylic Acids