Thiosemicarbazide, 98%, Thermo Scientific Chemicals

Product Code	Brand	Quantity
11417586	Thermo Scientific Alfa Aesar A14630.22	100 g
11427586	Thermo Scientific Alfa Aesar A14630.36	500 g
11437586	Thermo Scientific Alfa Aesar A14630.0E	2500 g

Description

Used in TLC to stain alpha-keto acidsThiosemicarbazide is used as a reagent for ketones as well as chemical intermediate. It is involved in the detection of metals. It is also used in photography. Further, it is effective for controlling bacterial leaf blight in rice. In addition to this, it is used to prepare 1,3,4-thiadiazoles.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Used in TLC to stain alpha-keto acidsThiosemicarbazide is used as a reagent for ketones as well as chemical intermediate. It is involved in the detection of metals. It is also used in photography. Further, it is effective for controlling bacterial leaf blight in rice. In addition to this, it is used to prepare 1,3,4-thiadiazoles.

Solubility
Soluble in water, ethanol, alcohols and hot methanol.

Notes
Incompatible with strong oxidizing agents, strong acids and strong bases.

Chemical Identifiers

• CAS: 79-19-6
• Molecular Weight (g/mol): 91.132
• InChI Key: BRWIZMBXBAOCCF-UHFFFAOYSA-N
• PubChem CID: 2723789
• SMILES: C(=S)(N)NN

• Molecular Formula: CH5N3S
• MDL Number: MFCD00007620
• Synonym: thiosemicarbazide, hydrazinecarbothioamide, n-aminothiourea, 1-aminothiourea, semicarbazide, thio, isothiosemicarbazide, 2-thiosemicarbazide, 3-thiosemicarbazide, thiocarbamylhydrazine, thiocarbamoylhydrazine
• IUPAC Name: aminothiourea

Specifications

• CAS: 79-19-6
• Odor: Odorless
• MDL Number: MFCD00007620
• Beilstein: 506320
• Synonym: thiosemicarbazide, hydrazinecarbothioamide, n-aminothiourea, 1-aminothiourea, semicarbazide, thio, isothiosemicarbazide, 2-thiosemicarbazide, 3-thiosemicarbazide, thiocarbamylhydrazine, thiocarbamoylhydrazine
• InChI Key: BRWIZMBXBAOCCF-UHFFFAOYSA-N
• IUPAC Name: aminothiourea
• PubChem CID: 2723789
• Percent Purity: 99%

• Melting Point: ∼180°C (decomposition)
• Molecular Formula: CH5N3S
• UN Number: UN2811
• Merck Index: 14,9361
• Solubility Information: Soluble in water,ethanol,alcohols and hot methanol.
• SMILES: C(=S)(N)NN
• Molecular Weight (g/mol): 91.132
• Formula Weight: 91.14
• Chemical Name or Material: Thiosemicarbazide

Safety and Handling

GHS H Statement
H300
Fatal if swallowed.

P264b-P270-P301+P310-P330-P501c

H300

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Recommended Storage : Ambient temperatures

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 2
• LONG-TERM AQUATIC HAZARD Chronic 3

Hazard Statement

• H300-Fatal if swallowed.
• H412-Harmful to aquatic life with long lasting effects.

Precautionary Statement

• P264-Wash thoroughly after handling.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P405-Store locked up.

RUO – Research Use Only