Methyl 3,4-dihydroxybenzoate

About Methyl 3,4-dihydroxybenzoate

Methyl 3,4-dihydroxybenzoate is an ester carrying the CAS registry number 2150-43-8. Formula C8H8O4, molecular weight 168.15 g/mol. Common synonyms include Methyl protocatechuate and 3,4-Dihydroxybenzoic acid methyl ester.

Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Typical applications include fine chemical synthesis and organic synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Methyl 3,4-dihydroxybenzoate in 100 mg, 250 mg, 1 g and 5 g packs with a batch-specific COA, and ship to customers worldwide. SDS and detailed specification sheets can be requested with your quotation. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Fine chemical synthesis
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Methyl 3,4-dihydroxybenzoate
Catalogue No.	VQ-039289
CAS Number	2150-43-8
IUPAC name	methyl 3,4-dihydroxybenzoate
Molecular formula	C₈H₈O₄
Molecular weight	168.15 g/mol
Exact mass	168.0423
InChIKey	CUFLZUDASVUNOE-UHFFFAOYSA-N
SMILES	COC(=O)C1=CC(=C(C=C1)O)O
PubChem CID	287064

Physical properties
Physical form	Other
LogP (XLogP3)	1.5
H-bond donors / acceptors	2 / 4
TPSA	66.8 Å²
Synonyms	Methyl protocatechuate, 3,4-Dihydroxybenzoic acid methyl ester, Protocatechuic acid, methyl ester, Benzoic acid, 3,4-dihydroxy-, methyl ester, MDHB compound, Protocatechuic Acid Methyl Ester, methyl 3,4-bis(oxidanyl)benzoate, 3,4-dihydroxy-benzoic acid methyl ester, 3,4-Dihydroxymethylbenzoate

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Methyl 3,4-dihydroxybenzoate?

The CAS Registry Number of Methyl 3,4-dihydroxybenzoate is 2150-43-8. It is also known as Methyl protocatechuate, 3,4-Dihydroxybenzoic acid methyl ester, Protocatechuic acid, methyl ester.

What is the molecular formula and molecular weight of Methyl 3,4-dihydroxybenzoate?

Methyl 3,4-dihydroxybenzoate has the molecular formula C8H8O4 and a molecular weight of 168.15 g/mol. Its IUPAC name is methyl 3,4-dihydroxybenzoate.

Which grade and pack sizes of Methyl 3,4-dihydroxybenzoate can I order?

We supply Methyl 3,4-dihydroxybenzoate, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Methyl 3,4-dihydroxybenzoate?

Yes. Every lot of Methyl 3,4-dihydroxybenzoate is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Methyl 3,4-dihydroxybenzoate be shipped internationally?

Yes. Methyl 3,4-dihydroxybenzoate is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.