Ethyl 3,4-Dihydroxybenzoate

Name: Ethyl 3,4-Dihydroxybenzoate
Brand: Zemixal
SKU: ZX-024544

Reference StandardAvailable on request

Order Ethyl 3,4-Dihydroxybenzoate (CAS 3943-89-3) online at Zemixal: C9H10O4, COA and SDS with every lot, worldwide shipping.

Pack sizes

Ethyl 3,4-Dihydroxybenzoate chemical structure

CAS number3943-89-3

FormulaC₉H₁₀O₄

Molar mass182.17 g/mol

Physical formSolid

HS code38229090

InChIKeyKBPUBCVJHFXPOC-UHFFFAOYSA-N

IUPAC nameethyl 3,4-dihydroxybenzoate

About Ethyl 3,4-Dihydroxybenzoate

Zemixal lists Ethyl 3,4-Dihydroxybenzoate for laboratories that identify, quantify or control Erlotinib and its related substances. Key data (Reference Standard): CAS 3943-89-3, formula C9H10O4 and molar mass 182.17 g/mol. It is handled as a solid.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Storage and safety notes

Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Erlotinib

See every impurity, metabolite and related compound we list for this API.

Erlotinib standards

Typical uses

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Ethyl 3,4-Dihydroxybenzoate
Product name	Ethyl 3,4-Dihydroxybenzoate
Catalogue number	ZX-024544
CAS number	3943-89-3
IUPAC name	ethyl 3,4-dihydroxybenzoate
Molecular formula	C₉H₁₀O₄
Molar mass	182.17 g/mol
Exact mass	182.0579
Grade	Reference Standard
Physical form	Solid
XLogP3	1.8
H-bond donors / acceptors	2 / 4
Topological polar surface area	66.8 Å²
HS code	38229090
InChIKey	KBPUBCVJHFXPOC-UHFFFAOYSA-N
SMILES	CCOC(=O)C1=CC(=C(C=C1)O)O
PubChem CID	77547
Synonyms	Ethyl protocatechuate, Protocatechuic acid ethyl ester, 3,4-Dihydroxybenzoic Acid Ethyl Ester, Benzoic acid, 3,4-dihydroxy-, ethyl ester, 3,4-Dihydroxy-benzoic acid ethyl ester, Protocatechuic acid, ethyl ester, 3,4-Dihydroxybenzoic acid, ethyl ester, Benzoic acid,4-dihydroxy-, ethyl ester

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

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

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Ethyl 3,4-Dihydroxybenzoate
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Ethyl 3,4-Dihydroxybenzoate

Which CAS number identifies Ethyl 3,4-Dihydroxybenzoate?

Ethyl 3,4-Dihydroxybenzoate is registered under CAS 3943-89-3. You may also see it listed as Ethyl protocatechuate, Protocatechuic acid ethyl ester, 3,4-Dihydroxybenzoic Acid Ethyl Ester. Our catalogue number for this item is ZX-024544.

What are the formula and molar mass of Ethyl 3,4-Dihydroxybenzoate?

For Ethyl 3,4-Dihydroxybenzoate, its formula is C9H10O4 and its molar mass is 182.17 g/mol. The systematic (IUPAC) name is ethyl 3,4-dihydroxybenzoate. InChIKey KBPUBCVJHFXPOC-UHFFFAOYSA-N lets you match it in any structure database.

How is Ethyl 3,4-Dihydroxybenzoate used in pharmaceutical QC?

Ethyl 3,4-Dihydroxybenzoate is a characterised reference material linked to Erlotinib. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for Ethyl 3,4-Dihydroxybenzoate?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Ethyl 3,4-Dihydroxybenzoate?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship Ethyl 3,4-Dihydroxybenzoate to my country?

Yes. Because Ethyl 3,4-Dihydroxybenzoate is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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