Ethyl 4-Amino-3-hydroxybenzoate

Name: Ethyl 4-Amino-3-hydroxybenzoate
Brand: Vaqora Chemicals
SKU: VQ-049353

About Ethyl 4-Amino-3-hydroxybenzoate

Ethyl 4-Amino-3-hydroxybenzoate is a metabolite or degradation product of Oseltamivir carrying the CAS registry number 87081-52-5. Its molecular formula is C9H11NO3 and its molecular weight is 181.19 g/mol. Alternative names: Benzoic acid, 4-amino-3-hydroxy-, ethyl ester.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Analytical teams use this compound to identify metabolites and degradants of Oseltamivir, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Oseltamivir

View every impurity, metabolite and intermediate we list for Oseltamivir.

Oseltamivir impurities

Specifications & identifiers

Chemical identifiers
Product name	Ethyl 4-Amino-3-hydroxybenzoate
Catalogue No.	VQ-049353
CAS Number	87081-52-5
IUPAC name	ethyl 4-amino-3-hydroxybenzoate
Molecular formula	C₉H₁₁NO₃
Molecular weight	181.19 g/mol
Exact mass	181.0739
Grade	Reference Standard
HSN code	38229090
InChIKey	SVLMEEHRAATUJY-UHFFFAOYSA-N
SMILES	CCOC(=O)C1=CC(=C(C=C1)N)O
PubChem CID	12784565

Physical properties
Physical form	Solid
LogP (XLogP3)	1.1
H-bond donors / acceptors	2 / 4
TPSA	72.6 Å²

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 Ethyl 4-Amino-3-hydroxybenzoate?

The CAS Registry Number of Ethyl 4-Amino-3-hydroxybenzoate is 87081-52-5. It is also known as Benzoic acid, 4-amino-3-hydroxy-, ethyl ester.

What is the molecular formula and molecular weight of Ethyl 4-Amino-3-hydroxybenzoate?

Ethyl 4-Amino-3-hydroxybenzoate has the molecular formula C9H11NO3 and a molecular weight of 181.19 g/mol. Its IUPAC name is ethyl 4-amino-3-hydroxybenzoate.

What is Ethyl 4-Amino-3-hydroxybenzoate used for?

Ethyl 4-Amino-3-hydroxybenzoate is supplied as a characterised reference material related to Oseltamivir. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Ethyl 4-Amino-3-hydroxybenzoate can I order?

We supply Ethyl 4-Amino-3-hydroxybenzoate in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Ethyl 4-Amino-3-hydroxybenzoate?

Yes. Every lot of Ethyl 4-Amino-3-hydroxybenzoate 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 Ethyl 4-Amino-3-hydroxybenzoate be shipped internationally?

Yes. Ethyl 4-Amino-3-hydroxybenzoate 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.