API Process Intermediates & Related Compounds

Ethyl Thiooxamate

Name: Ethyl Thiooxamate
Brand: Zemixal
SKU: ZX-034891

Available on request

Buy Ethyl Thiooxamate (CAS 16982-21-1) from Zemixal: C4H7NO2S, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-034891.

Pack sizes

CAS number16982-21-1

FormulaC₄H₇NO₂S

Molar mass133.17 g/mol

Physical formSolid

InChIKeyYMBMCMOZIGSBOA-UHFFFAOYSA-N

IUPAC nameethyl 2-amino-2-sulfanylideneacetate

About Ethyl Thiooxamate

Ethyl Thiooxamate is part of the Zemixal API Process Intermediates & Related Compounds range. For your records, the material is defined by CAS 16982-21-1, formula C4H7NO2S and molar mass 133.17 g/mol. It is handled as a solid.

Common uses in the lab and plant

API route development
Impurity fate & purge studies
Analytical method development
Fine chemical synthesis

Storage and safety notes

It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Allopurinol

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

Allopurinol standards

Typical uses

API route development
Impurity fate & purge studies
Analytical method development
Fine chemical synthesis

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Ethyl Thiooxamate
Product name	Ethyl Thiooxamate
Catalogue number	ZX-034891
CAS number	16982-21-1
IUPAC name	ethyl 2-amino-2-sulfanylideneacetate
Molecular formula	C₄H₇NO₂S
Molar mass	133.17 g/mol
Exact mass	133.0197
Physical form	Solid
XLogP3	0.4
H-bond donors / acceptors	1 / 3
Topological polar surface area	84.4 Å²
InChIKey	YMBMCMOZIGSBOA-UHFFFAOYSA-N
SMILES	CCOC(=O)C(=S)N
PubChem CID	2733398
Synonyms	ethyl 2-amino-2-thioxoacetate, ethyl carbamothioylformate, ethyl 2-thiooxamate, ethyl amino(thioxo)acetate, Ethyl Thioxamate, Ethyl aminothioxoacetate, Ethyl amino(sulfanylidene)acetate, amino-thioxo-acetic acid ethyl ester, ethyl thioamidooxalate, Ethylthiocarbamoylformate, ethyl thiocarbamoylformate, Thiooxamic Acid 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 Thiooxamate
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 Thiooxamate

Which CAS number identifies Ethyl Thiooxamate?

Ethyl Thiooxamate is registered under CAS 16982-21-1. You may also see it listed as ethyl 2-amino-2-thioxoacetate, ethyl carbamothioylformate, ethyl 2-thiooxamate. Our catalogue number for this item is ZX-034891.

What are the formula and molar mass of Ethyl Thiooxamate?

For Ethyl Thiooxamate, its formula is C4H7NO2S and its molar mass is 133.17 g/mol. The systematic (IUPAC) name is ethyl 2-amino-2-sulfanylideneacetate. InChIKey YMBMCMOZIGSBOA-UHFFFAOYSA-N lets you match it in any structure database.

How is Ethyl Thiooxamate used in pharmaceutical QC?

Ethyl Thiooxamate is a characterised reference material linked to Allopurinol. 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 Thiooxamate?

The grade and assay are confirmed on the quotation and the batch COA. 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 Thiooxamate?

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 Thiooxamate to my country?

Yes. Because Ethyl Thiooxamate 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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