4-(Butylamino)benzoic Acid Ethyl Ester

Name: 4-(Butylamino)benzoic Acid Ethyl Ester
Brand: Vaqora Chemicals
SKU: VQ-024554

About 4-(Butylamino)benzoic Acid Ethyl Ester

4-(Butylamino)benzoic Acid Ethyl Ester (CAS 94-32-6) is an impurity of Benzonatate offered by Vaqora Chemicals. Formula C13H19NO2, molecular weight 221.29 g/mol. Systematically, it is named ethyl 4-(butylamino)benzoate. Common synonyms include Ethyl p-Butylaminobenzoate and Benzonatate Ethyl Ester.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Benzonatate to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 4-(Butylamino)benzoic Acid Ethyl Ester is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Benzonatate

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

Benzonatate impurities

Specifications & identifiers

Chemical identifiers
Product name	4-(Butylamino)benzoic Acid Ethyl Ester
Catalogue No.	VQ-024554
CAS Number	94-32-6
IUPAC name	ethyl 4-(butylamino)benzoate
Molecular formula	C₁₃H₁₉NO₂
Molecular weight	221.29 g/mol
Exact mass	221.1416
Grade	Reference Standard
HSN code	38229090
InChIKey	GTXRSQYDLPYYNW-UHFFFAOYSA-N
SMILES	CCCCNC1=CC=C(C=C1)C(=O)OCC
PubChem CID	66746

Physical properties
Physical form	Solid
LogP (XLogP3)	4.1
H-bond donors / acceptors	1 / 3
TPSA	38.3 Å²
Synonyms	Ethyl p-Butylaminobenzoate, Benzonatate Ethyl Ester, Ethyl 4-butylaminobenzoate, Benzoic acid, 4-(butylamino)-, ethyl ester, 4-(n-butylamino)benzoic acid ethyl ester, Ethyl 4-(n-butylamino)benzoate, Ethyl 4-(Butylamino)benzoate(4-(Butylamino)benzoic Acid Ethyl Ester), ethyl p-(butylamino) benzoate, Ethyl-(4-n-butylamino)benzoate, Ethyl 4-(butylamino)benzoate #, CS-M3379

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 4-(Butylamino)benzoic Acid Ethyl Ester?

The CAS Registry Number of 4-(Butylamino)benzoic Acid Ethyl Ester is 94-32-6. It is also known as Ethyl p-Butylaminobenzoate, Benzonatate Ethyl Ester, Ethyl 4-butylaminobenzoate.

What is the molecular formula and molecular weight of 4-(Butylamino)benzoic Acid Ethyl Ester?

4-(Butylamino)benzoic Acid Ethyl Ester has the molecular formula C13H19NO2 and a molecular weight of 221.29 g/mol. Its IUPAC name is ethyl 4-(butylamino)benzoate.

What is 4-(Butylamino)benzoic Acid Ethyl Ester used for?

4-(Butylamino)benzoic Acid Ethyl Ester is supplied as a characterised reference material related to Benzonatate. 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 4-(Butylamino)benzoic Acid Ethyl Ester can I order?

We supply 4-(Butylamino)benzoic Acid Ethyl Ester 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 4-(Butylamino)benzoic Acid Ethyl Ester?

Yes. Every lot of 4-(Butylamino)benzoic Acid Ethyl Ester 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 4-(Butylamino)benzoic Acid Ethyl Ester be shipped internationally?

Yes. We export 4-(Butylamino)benzoic Acid Ethyl Ester worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.