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2-Hydroxy-5-methoxybenzaldehyde

2-Hydroxy-5-methoxybenzaldehyde structure

CAS No.: 672-13-9

Chemical Name:: 2-Hydroxy-5-methoxybenzaldehyde

Synonyms: 5-METHOXYSALICYLALDEHYDE;6-HY;Entacapone Impurity 64;6-hydroxy-m-anisaldehyd;6-HYDROXY-3-ANISALDEHYDE;2-Formyl-4-methoxyphenol;6-HYDROXY-M-ANISALDEHYDE;4-Hydroxy-3-formylanisole;Hydroxy-5-Methoxybenzaldeh;m-Anisaldehyde, 6-hydroxy-

CBNumber:: CB6281531

Molecular Formula:: C8H8O3

Molecular Weight:: 152.15

MDL Number:: MFCD00003332

MOL File:: 672-13-9.mol

MSDS File:: SDS

Last updated:2026-05-28 06:04:19

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2-Hydroxy-5-methoxybenzaldehyde Properties

Melting point	4 °C (lit.)
Boiling point	103 °C/2.5 mmHg (lit.)
Density	1.219 g/mL at 25 °C (lit.)
refractive index	n20/D 1.578(lit.)
Flash point	>230 °F
storage temp.	Store below +30°C.
form	Liquid
pka	8.66±0.18(Predicted)
color	Clear yellow
Water Solubility	Miscible with chloroform. Slightly miscible with water.
Sensitive	Air Sensitive
BRN	1100532
InChI	1S/C8H8O3/c1-11-7-2-3-8(10)6(4-7)5-9/h2-5,10H,1H3
InChIKey	FZHSPPYCNDYIKD-UHFFFAOYSA-N
SMILES	[H]C(=O)c1cc(OC)ccc1O
LogP	1.520 (est)
CAS DataBase Reference	672-13-9(CAS DataBase Reference)
EWG's Food Scores	1
FDA UNII	GYT2Q9UR3W
NIST Chemistry Reference	Benzaldehyde, 2-hydroxy-5-methoxy-(672-13-9)
UNSPSC Code	12352114
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319-H335

Precautionary statements

P261-P280a-P304+P340-P305+P351+P338-P405-P501a-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313

PPE

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

Hazard Codes

Risk Statements

36/37/38

Safety Statements

26-36-24/25

WGK Germany

RTECS

BZ2800000

10-23

HS Code

29124900

Storage Class

10 - Combustible liquids

NFPA 704

	1
2		0

2-Hydroxy-5-methoxybenzaldehyde price More Price(71)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	146862	2-Hydroxy-5-methoxybenzaldehyde 98%	672-13-9	1g	$51	2026-04-30	Buy
Sigma-Aldrich	146862	2-Hydroxy-5-methoxybenzaldehyde 98%	672-13-9	5g	$148	2026-04-30	Buy
Sigma-Aldrich	8.41493	2-Hydroxy-5-methoxybenzaldehyde for synthesis	672-13-9	5ml	$100	2022-05-15	Buy
Sigma-Aldrich	8.41493	2-Hydroxy-5-methoxybenzaldehyde for synthesis	672-13-9	25mL	$411	2022-05-15	Buy
TCI Chemical	H0881	2-Hydroxy-5-methoxybenzaldehyde >96.0%(GC)	672-13-9	5g	$61	2026-04-30	Buy

Product number	Packaging	Price	Buy
146862	1g	$51	Buy
146862	5g	$148	Buy
8.41493	5ml	$100	Buy
8.41493	25mL	$411	Buy
H0881	5g	$61	Buy

2-Hydroxy-5-methoxybenzaldehyde Chemical Properties, Uses, Production

Chemical Properties

clear yellow liquid

Uses

2-Hydroxy-5-methoxybenzaldehyde is employed to study electroantennogram response of the vine weevil (Otiorhynchus sulcatus F) to a broad range of volatile plant compounds. It plays an important role in the preparation of tetradentate Schiff base compounds. Further, it is used in the preparation 6-methoxy-3-nitro-2H-chromene by using dibutylamine as a reagent.

Uses

2-Hydroxy-5-methoxybenzaldehyde was used to synthesize radiolabeling precursor desmethyl-PBR06. It was used to study electroantennogram response of the vine weevil (Otiorhynchus sulcatus F.) to a broad range of volatile plant compounds. It was used in the synthesis of tetradentate Schiff base compounds.

Definition

ChEBI: 5-methoxysalicylaldehyde is a member of the class of benzaldehydes carrying hydroxy and methoxy substituents at positions 2 and 5 respectively. It is a member of benzaldehydes, a monomethoxybenzene and a member of phenols. It is functionally related to a salicylaldehyde.

General Description

2-Hydroxy-5-methoxybenzaldehyde has acaricidal activity against Tyrophagus putrescentiae.

2-Hydroxy-5-methoxybenzaldehyde Preparation Products And Raw materials

Raw materials

Chloroform Ethyl acetate 4-Methoxyphenol Sodium hydroxide Petroleum ether

Preparation Products

5-Methoxybenzofuran-2-boronic acid 6-Methoxycoumarin 5-Methoxy-1H-indazole (5-methoxy-1-benzofuran-2-yl)-(5-methoxy-2-methyl-1-benzofuran-3-yl)methanone 6-Methoxy-3-nitro-2H-chromene)

2H-1-Benzopyran-2-one, 3-acetyl-6-methoxy-

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2-Hydroxy-5-methoxybenzaldehyde Suppliers

Global Suppliers ( 309)

Supplier	Tel	Email	Country	ProdList	Advantage
Jiaxing Hengrui Biotechnology Co. LTD	0573-0573-82672231 13757365595	regen_chemical1@163.com	China	4857	58
QingDao Tainuoxin Technology Co.,Ltd.	13515320690	32984949@qq.com	China	14	58
Tianjin Wizard Science and Technology Co., Ltd.	22-22-58620773 18102163693	tjchemwizard@163.com	China	94	55
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
SelectLab Chemicals GmbH	+49-(0)2383-919350	info@selectlab.de	Germany	393	55
Alfa Aesar	400-6106006	saleschina@alfa-asia.com	China	30103	84
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Ark Pharm, Inc.	847-367-3680	sales@arkpharminc.com	United States	1669	56
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61

Supplier	Advantage
Jiaxing Hengrui Biotechnology Co. LTD	58
QingDao Tainuoxin Technology Co.,Ltd.	58
Tianjin Wizard Science and Technology Co., Ltd.	55
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
SelectLab Chemicals GmbH	55
Alfa Aesar	84
TCI (Shanghai) Development Co., Ltd.	81
Ark Pharm, Inc.	56
Energy Chemical	61

View Latest Price from 2-Hydroxy-5-methoxybenzaldehyde manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2026-02-02	2-Hydroxy-5-methoxybenzaldehyde 672-13-9		10mg	99%HPLC	2000tons	Shaanxi Dideu Medichem Co. Ltd
	2019-07-10	2-Hydroxy-5-methoxybenzaldehyde 672-13-9	$8.80	1KG	97%-99%	100kg	Career Henan Chemical Co

2-Hydroxy-5-methoxybenzaldehyde
672-13-9
99%HPLC
Shaanxi Dideu Medichem Co. Ltd

2-Hydroxy-5-methoxybenzaldehyde
672-13-9
$8.80
97%-99%
Career Henan Chemical Co

2-Hydroxy-5-methoxybenzaldehyde Spectrum

2-Hydroxy-5-methoxybenzaldehyde(672-13-9)MS 2-Hydroxy-5-methoxybenzaldehyde(672-13-9)¹HNMR 2-Hydroxy-5-methoxybenzaldehyde(672-13-9)¹³CNMR 2-Hydroxy-5-methoxybenzaldehyde(672-13-9)IR1 2-Hydroxy-5-methoxybenzaldehyde(672-13-9)Raman

672-13-9 (2-Hydroxy-5-methoxybenzaldehyde) Related Search:

4-Hydroxybenzaldehyde 2,6-Dimethoxybenzaldehyde 3,5-Dimethoxybenzaldehyde 2-Bromo-5-methoxybenzaldehyde o-Anisaldehyde

3-Methoxybenzaldehyde Benzaldehyde Salicylaldehyde p-Anisaldehyde Veratraldehyde

Chlorophosphonazo III 2,5-Dimethoxybenzaldehyde 2'-Hydroxy-5'-methoxyacetophenone 2,4,5-Trimethoxybenzoic acid 2',5'-Dimethoxyacetophenone

2,5-Dimethoxybenzoyl chloride 2-Bromo-2',5'-dimethoxyacetophenone 5-Methoxysalicylic acid

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2-Formyl-4-methoxyphenol 6-Hydroxy-m-anisaldehyde 5-Methoxysalicylaldehyde Hydroxy-5-Methoxybenzaldeh Benzaldehyde,2-hydroxy-5-Methoxy- 2-Hydroxy-5-Methoxybenzaldehyde, 97.5% 2-hydroxy-5-methoxy-benzaldehyd 6-hydroxy-m-anisaldehyd m-Anisaldehyde, 6-hydroxy- Salicylaldehyde, 5-methoxy- 5-METHOXY-2-HYDROXY BENZALDEHYDE 6-HYDROXY-3-ANISALDEHYDE 6-HYDROXY-M-ANISALDEHYDE 2-HYDROXY-5-METHOXYBENZALDEHYDE 2-HYDROXY-5-METHOXYBENZADELHYDE 2-Hydroxy-5-methoxybenzaldehyde,98% 2-Hydroxy-5-Methoxybenzaldehyde, 98% 10GR 2-Hydroxy-5-Methoxybenzaldehyde, 98% 5GR 4-Hydroxy-3-formylanisole 6-HY 2-Hydroxy-5-methoxybenzaldehyde> 2-HYDROXY-5-METHOXYBENZALDEHYDE FOR SYNT Entacapone Impurity 64 2-Hydroxy-5-methoxybenzaldehydeQ: What is 2-Hydroxy-5-methoxybenzaldehyde Q: What is the CAS Number of 2-Hydroxy-5-methoxybenzaldehyde Q: What is the storage condition of 2-Hydroxy-5-methoxybenzaldehyde 5-METHOXYSALICYLALDEHYDE 2-Hydroxy-5-methoxybenzaldehyde (ACI) 672-13-9 C8 Carbonyl Compounds Building Blocks Aldehydes ALDEHYDE Organic Building Blocks Aromatic Aldehydes & Derivatives (substituted) Benzaldehyde Adehydes, Acetals & Ketones Anisoles, Alkyloxy Compounds & Phenylacetates Phenols