Ethyl Ethanesulfonate

Name: Ethyl Ethanesulfonate
Brand: Vaqora Chemicals
SKU: VQ-027092

About Ethyl Ethanesulfonate

Listed under CAS 1912-30-7, Ethyl Ethanesulfonate is an impurity of Nintedanib available from Vaqora Chemicals. The compound has the formula C4H10O3S, corresponding to a molecular weight of 138.19 g/mol. Common synonyms include EES ester and Ethanesulfonic acid 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.

As a characterised impurity of Nintedanib, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Ethyl Ethanesulfonate in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Nintedanib

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

Nintedanib impurities

Specifications & identifiers

Chemical identifiers
Product name	Ethyl Ethanesulfonate
Catalogue No.	VQ-027092
CAS Number	1912-30-7
IUPAC name	ethyl ethanesulfonate
Molecular formula	C₄H₁₀O₃S
Molecular weight	138.19 g/mol
Exact mass	138.0351
Grade	Reference Standard
HSN code	38229090
InChIKey	PPCXFTKZPBHXIW-UHFFFAOYSA-N
SMILES	CCOS(=O)(=O)CC
PubChem CID	74704

Physical properties
Physical form	Solid
LogP (XLogP3)	0.4
H-bond donors / acceptors	0 / 3
TPSA	51.8 Å²
Synonyms	EES ester, Ethanesulfonic acid ethyl ester, Ethanesulfonic acid, ethyl ester, Diethylsulfonate, Diethyl sulfonate, ethyl ethane-1-sulfonate, EES [sulfonate], Ethyl ester ethanesulfonic acid, ethyl ethanesulphonate

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

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 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 Ethanesulfonate?

The CAS Registry Number of Ethyl Ethanesulfonate is 1912-30-7. It is also known as EES ester, Ethanesulfonic acid ethyl ester, Ethanesulfonic acid, ethyl ester.

What is the molecular formula and molecular weight of Ethyl Ethanesulfonate?

Ethyl Ethanesulfonate has the molecular formula C4H10O3S and a molecular weight of 138.19 g/mol. Its IUPAC name is ethyl ethanesulfonate.

What is Ethyl Ethanesulfonate used for?

Ethyl Ethanesulfonate is supplied as a characterised reference material related to Nintedanib. 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 Ethanesulfonate can I order?

We supply Ethyl Ethanesulfonate 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 Ethanesulfonate?

Yes. Every lot of Ethyl Ethanesulfonate 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 Ethanesulfonate be shipped internationally?

Yes. Ethyl Ethanesulfonate 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.