3-Hydroxy-4-methoxybenzoic acid

CAS No.：645-08-9

Important Notice

This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
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3-Hydroxy-4-methoxybenzoic acid Basic information

Product Name:	3-Hydroxy-4-methoxybenzoic acid
Synonyms:	AKOS 220-48;4-METHOXY-3-HYDROXYBENZOIC ACID;3-HYDROXYANISIC ACID;3-HYDROXY-4-METHOXYBENZOIC ACID;ISOVANILLIC ACID;3-hydroxy-4-methoxy-benzoicaci;RARECHEM AL BE 0068;Isovanillic aci
CAS:	645-08-9
MF:	C8H8O4
MW:	168.15
EINECS:	211-430-5
Product Categories:	sy;Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts;Acids and Derivatives;Alcohols and Derivatives;BenzoicAcidDerivative;API intermediates
Mol File:	645-08-9.mol

3-Hydroxy-4-methoxybenzoic acid Chemical Properties

Melting point	250-253 °C(lit.)
Boiling point	257.07°C (rough estimate)
density	1.3037 (rough estimate)
refractive index	1.5090 (estimate)
storage temp.	Inert atmosphere,Room Temperature
form	Powder
pka	4.35±0.10(Predicted)
color	Beige to gray-brown
BRN	2208365
CAS DataBase Reference	645-08-9(CAS DataBase Reference)
NIST Chemistry Reference	3-Hydroxy-4-methoxybenzoic acid(645-08-9)

Safety Information

Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36-37/39
WGK Germany	3
RTECS	BZ4850000
HazardClass	IRRITANT
HS Code	29189900

MSDS Information

Provider	Language
3-Hydroxy-4-methoxybenzoic acid	English
SigmaAldrich	English
ACROS	English
ALFA	English

3-Hydroxy-4-methoxybenzoic acid Usage And Synthesis

Chemical Properties	beige to grey-brown powder
Uses	Isovanillic acid has been used in the synthesis of opiate alkaloid precursor, dihydrothebainone.
Definition	ChEBI: A methoxybenzoic acid that is 4-methoxybenzoic acid bearing a hydroxy substituent at position 3.
General Description	Rate of oxidation of isovanillic acid by washed cells of Pseudomonas putida has been reported.

3-Hydroxy-4-methoxybenzoic acid Preparation Products And Raw materials

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