Thiosemicarbazide, 98%

Name: Thiosemicarbazide, 98%
Brand: Vaqora Chemicals
SKU: VQ-010993

About Thiosemicarbazide, 98%

Vaqora Chemicals supplies Thiosemicarbazide (Synthesis grade), an organosulfur compound registered under CAS number 79-19-6, specified at 98% purity. Formula CH5N3S, molecular weight 91.14 g/mol. Its systematic (IUPAC) name is aminothiourea. Alternative names: Thiocarbamoyl hydrazide and Hydrazinecarbothioamide.

In its supplied form it is white to beige to yellow powder or crystals. Literature values give a melting point of 180-183 °C (dec.). Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for fine chemical synthesis and organic synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 25 g, 100 g, 250 g and 1 kg packs, Thiosemicarbazide is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Fine chemical synthesis
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Thiosemicarbazide, 98%
Catalogue No.	VQ-010993
CAS Number	79-19-6
IUPAC name	aminothiourea
Molecular formula	CH₅N₃S
Molecular weight	91.14 g/mol
Exact mass	91.0204
Grade	Synthesis
Purity / assay	98%
HSN code	29309099
InChIKey	BRWIZMBXBAOCCF-UHFFFAOYSA-N
SMILES	C(=S)(N)NN
PubChem CID	2723789

Physical properties
Physical form	Crystalline
Appearance	White to beige to yellow powder or crystals
Melting point	180-183 °C (dec.)
LogP (XLogP3)	-1.2
H-bond donors / acceptors	3 / 2
TPSA	96.2 Å²
UN number	UN 2811
Synonyms	Thiocarbamoyl hydrazide, Hydrazinecarbothioamide, N-Aminothiourea, 1-Aminothiourea, Isothiosemicarbazide, 2-Thiosemicarbazide, 3-Thiosemicarbazide, Thiocarbamylhydrazine, Thiocarbamoylhydrazine, Semicarbazide, thio-, Aminothio-urea, Semicarbazide, 3-thio-

Safety & hazard information (GHS)

Toxic

Signal word: Danger

Hazard statements

H300Fatal if swallowed
H412Harmful to aquatic life with long lasting effects

Precautionary statements: P264, P270, P273, P301 + P316, P321, P330, 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

Other grades of CAS 79-19-6

AR

Thiosemicarbazide, GR 99%+

CAS: 79-19-6
Formula: CH₅N₃S
MW: 91.14 g/mol

VQ-010994

Frequently asked questions

What is the CAS number of Thiosemicarbazide, 98%?

The CAS Registry Number of Thiosemicarbazide, 98% is 79-19-6. It is also known as Thiocarbamoyl hydrazide, Hydrazinecarbothioamide, N-Aminothiourea.

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

Thiosemicarbazide, 98% has the molecular formula CH5N3S and a molecular weight of 91.14 g/mol. Its IUPAC name is aminothiourea.

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

We supply Thiosemicarbazide, 98% in Synthesis (98%) grade, in 25 g, 100 g, 250 g, 1 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

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

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

Yes. Thiosemicarbazide, 98% is classified as hazardous (UN 2811), 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.