2-Aminoethane-1-sulfinic Acid

Name: 2-Aminoethane-1-sulfinic Acid
Brand: Vaqora Chemicals
SKU: VQ-052334

About 2-Aminoethane-1-sulfinic Acid

Listed under CAS 300-84-5, 2-Aminoethane-1-sulfinic Acid is a process intermediate or related compound of Taurine available from Vaqora Chemicals. Its molecular formula is C2H7NO2S and its molecular weight is 109.15 g/mol. Its systematic (IUPAC) name is 2-aminoethanesulfinic acid. Alternative names: Hypotaurine and Ethanesulfinic acid, 2-amino-.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

It is a process intermediate or related compound in the synthesis of Taurine, useful for route development, impurity fate-and-purge studies and analytical method development. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 2-Aminoethane-1-sulfinic Acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Taurine

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

Taurine impurities

Specifications & identifiers

Chemical identifiers
Product name	2-Aminoethane-1-sulfinic Acid
Catalogue No.	VQ-052334
CAS Number	300-84-5
IUPAC name	2-aminoethanesulfinic acid
Molecular formula	C₂H₇NO₂S
Molecular weight	109.15 g/mol
Exact mass	109.0197
InChIKey	VVIUBCNYACGLLV-UHFFFAOYSA-N
SMILES	C(CS(=O)O)N
PubChem CID	107812

Physical properties
Physical form	Solid
LogP (XLogP3)	-1.5
H-bond donors / acceptors	2 / 4
TPSA	82.5 Å²
Synonyms	Hypotaurine, Ethanesulfinic acid, 2-amino-, aminoethanesulfinic acid, 2-azaniumylethanesulfinate, 2-Aminoethylsulfinic acid, Cystaminesulfinic acid, Cystaminesulfinate, 2-Aminoethylsulfinate, hypotaurine crystalline, 2-amino-Ethanesulfinate, 2-amino-Ethanesulfinic acid

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 2-Aminoethane-1-sulfinic Acid?

The CAS Registry Number of 2-Aminoethane-1-sulfinic Acid is 300-84-5. It is also known as Hypotaurine, Ethanesulfinic acid, 2-amino-, aminoethanesulfinic acid.

What is the molecular formula and molecular weight of 2-Aminoethane-1-sulfinic Acid?

2-Aminoethane-1-sulfinic Acid has the molecular formula C2H7NO2S and a molecular weight of 109.15 g/mol. Its IUPAC name is 2-aminoethanesulfinic acid.

What is 2-Aminoethane-1-sulfinic Acid used for?

2-Aminoethane-1-sulfinic Acid is supplied as a characterised reference material related to Taurine. 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 2-Aminoethane-1-sulfinic Acid can I order?

We supply 2-Aminoethane-1-sulfinic Acid, 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 2-Aminoethane-1-sulfinic Acid?

Yes. Every lot of 2-Aminoethane-1-sulfinic Acid 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 2-Aminoethane-1-sulfinic Acid be shipped internationally?

Yes. 2-Aminoethane-1-sulfinic Acid 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.