Tetramethylthiourea, 98%

Name: Tetramethylthiourea, 98%
Brand: Vaqora Chemicals
SKU: VQ-010982

About Tetramethylthiourea, 98%

Listed under CAS 2782-91-4, Tetramethylthiourea is an organosulfur compound available from Vaqora Chemicals at a purity of 98%. Its molecular formula is C5H12N2S and its molecular weight is 132.23 g/mol. Systematically, it is named 1,1,3,3-tetramethylthiourea. It is also known as TMTU or 1,1,3,3-Tetramethyl-2-thiourea.

It is supplied as white to yellow powder or crystal or chunks. Key physical data: a melting point of 75-77 °C and a boiling point of 245 °C. Keep the material at 2–8 °C and protect it from moisture. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Tetramethylthiourea in 25 g, 100 g, 500 g and 1 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Tetramethylthiourea, 98%
Catalogue No.	VQ-010982
CAS Number	2782-91-4
IUPAC name	1,1,3,3-tetramethylthiourea
Molecular formula	C₅H₁₂N₂S
Molecular weight	132.23 g/mol
Exact mass	132.0721
Purity / assay	98%
HSN code	29309099
InChIKey	MNOILHPDHOHILI-UHFFFAOYSA-N
SMILES	CN(C)C(=S)N(C)C
PubChem CID	17725

Physical properties
Physical form	Crystalline
Appearance	White to yellow powder or crystal or chunks
Melting point	75-77 °C
Boiling point	245 °C
LogP (XLogP3)	0.5
H-bond donors / acceptors	0 / 1
TPSA	38.6 Å²
Storage	2–8 °C
Synonyms	TMTU, 1,1,3,3-Tetramethyl-2-thiourea, Basthioryl, N,N,N',N'-Tetramethylthiourea, NA-101, Urea, 1,1,3,3-tetramethyl-2-thio-, Thiourea, tetramethyl-, thiourea, N,N,N',N'-tetramethyl-, Urea, thio-, tetramethyl-, tetramethyl thiourea, Tetramethyl-2-thiourea, Tetramethyl-thiourea

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements: P264, P270, P301 + P317, P330, 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 Tetramethylthiourea, 98%?

The CAS Registry Number of Tetramethylthiourea, 98% is 2782-91-4. It is also known as TMTU, 1,1,3,3-Tetramethyl-2-thiourea, Basthioryl.

What is the molecular formula and molecular weight of Tetramethylthiourea, 98%?

Tetramethylthiourea, 98% has the molecular formula C5H12N2S and a molecular weight of 132.23 g/mol. Its IUPAC name is 1,1,3,3-tetramethylthiourea.

Which grade and pack sizes of Tetramethylthiourea, 98% can I order?

We supply Tetramethylthiourea, 98% in (98%) grade, in 25 g, 100 g, 500 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tetramethylthiourea, 98%?

Yes. Every lot of Tetramethylthiourea, 98% 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 Tetramethylthiourea, 98% be shipped internationally?

Yes. Tetramethylthiourea, 98% 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.

How should Tetramethylthiourea, 98% be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.