thiosemicarbazide

CAS 79-19-6CH5N3SMW 91.02 g/mol

thiosemicarbazide (CAS 79-19-6) — formula CH5N3S, molecular weight 91.02 g/mol.

Product Overview

CAS Number	79-19-6
Molecular Formula	CH5N3S
Molecular Weight	91.02 g/mol
Melting Point	356 to 363 °F (EPA, 1998)
LogP	-1.2
Applications	Uses: Used as a reagent for ketones and detection of metals, rodenticide, and chemical intermediate, Also used in photography, [HSDB] Effective for controlling bacterial leaf blight in rice: [CAMEO], Not registered as a pesticide for use in the US, [CAMEO], Photographic Processing [Category: Other], Reagent for ketones and certain metals, photography, rodenticide., CHEM INT FOR HERBICIDES (EG, TEBUTHIURON), REAGENT FOR DETECTION OF METALS (POSSIBLE USE)., Used as chemical intermediates.... are useful in forming 1, 3, 4-thiadiazoles, as a class of compounds having herbicidal activity., Thiosemicarbazides, As a reagent for detection of metals., Methods of Manufacturing: ... Made from CS2 and hydrazine., From potassium thiocyanate and hydrazine salts., Formulations, Preparations: Grades: technical and pure., U.S. Production: (1977) AT LEAST 4.54X10+6 G, U.S. Imports: (1977) AT LEAST 4.99X10+6 G, General Manufacturing Information: Hydrazinecarbothioamide: ACTIVE, Thiosemicarbazide is effective for control of bacterial leaf blight of rice when applied around rice plant roots.

Applications

Documented applications: Uses: Used as a reagent for ketones and detection of metals, rodenticide, and chemical intermediate, Also used in photography, [HSDB] Effective for controlling bacterial leaf blight in rice: [CAMEO], Not registered as a pesticide for use in the US, [CAMEO], Photographic Processing [Category: Other], Reagent for ketones and certain metals, photography, rodenticide., CHEM INT FOR HERBICIDES (EG, TEBUTHIURON), REAGENT FOR DETECTION OF METALS (POSSIBLE USE)., Used as chemical intermediates.... are useful in forming 1, 3, 4-thiadiazoles, as a class of compounds having herbicidal activity., Thiosemicarbazides, As a reagent for detection of metals., Methods of Manufacturing: ... Made from CS2 and hydrazine., From potassium thiocyanate and hydrazine salts., Formulations, Preparations: Grades: technical and pure., U.S. Production: (1977) AT LEAST 4.54X10+6 G, U.S. Imports: (1977) AT LEAST 4.99X10+6 G, General Manufacturing Information: Hydrazinecarbothioamide: ACTIVE, Thiosemicarbazide is effective for control of bacterial leaf blight of rice when applied around rice plant roots..

Technical Profile

What this product is

thiosemicarbazide is a chemical compound with CAS registry number 79-19-6 and molecular formula CH5N3S (molecular weight 91.02 g/mol).

Identification

CAS number: 79-19-6

Its molecular formula CH5N3S comprises 1 C, 5 H, 3 N, 1 S atoms.

Also known as: thiosemicarbazide · 氨基硫脲

Frequently Asked Questions

What is the CAS number of thiosemicarbazide?

The CAS registry number of thiosemicarbazide is 79-19-6.

What is the molecular formula and molecular weight of thiosemicarbazide?

Molecular formula CH5N3S, molecular weight 91.02 g/mol.

What other names is thiosemicarbazide known by?

It is also registered under: thiosemicarbazide, 氨基硫脲.

What are the documented applications of thiosemicarbazide?

Recorded applications: Uses: Used as a reagent for ketones and detection of metals, rodenticide, and chemical intermediate, Also used in photography, [HSDB] Effective for controlling bacterial leaf blight in rice: [CAMEO], Not registered as a pesticide for use in the US, [CAMEO], Photographic Processing [Category: Other], Reagent for ketones and certain metals, photography, rodenticide., CHEM INT FOR HERBICIDES (EG, TEBUTHIURON), REAGENT FOR DETECTION OF METALS (POSSIBLE USE)., Used as chemical intermediates.... are useful in forming 1, 3, 4-thiadiazoles, as a class of compounds having herbicidal activity., Thiosemicarbazides, As a reagent for detection of metals., Methods of Manufacturing: ... Made from CS2 and hydrazine., From potassium thiocyanate and hydrazine salts., Formulations, Preparations: Grades: technical and pure., U.S. Production: (1977) AT LEAST 4.54X10+6 G, U.S. Imports: (1977) AT LEAST 4.99X10+6 G, General Manufacturing Information: Hydrazinecarbothioamide: ACTIVE, Thiosemicarbazide is effective for control of bacterial leaf blight of rice when applied around rice plant roots..

PubChem Public Data

Independent reference data for thiosemicarbazide (CAS 79-19-6), compiled from public chemistry databases.

Registry identifiers across databases

CAS 号	79-19-6
PubChem CID	2723789
分子式	CH5N3S
分子量	91.02 g/mol
IUPAC 名称	aminothiourea
InChIKey	BRWIZMBXBAOCCF-UHFFFAOYSA-N
UNII（FDA）	6056O8W6ET
ChEBI 编号	CHEBI:49929

Computed descriptors

Molecular Weight	91.14
XLogP3	-1.2
Hydrogen Bond Donor Count	3
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	0
Exact Mass	91.02041835
Monoisotopic Mass	91.02041835
Topological Polar Surface Area	96.2
Heavy Atom Count	5

Physicochemical values on record

Melting Point	356 to 363 °F (EPA, 1998)
Melting Point	183 °C
Solubility	In water, 1./0X10+4 mg/L at 20 °C
Vapor Pressure	0.33 [mmHg]

Synonyms and trade names

Thiosemicarbazide; 79-19-6; aminothiourea; Hydrazinecarbothioamide; N-Aminothiourea; 1-Aminothiourea; Isothiosemicarbazide; 2-Thiosemicarbazide; 3-Thiosemicarbazide; Thiocarbamylhydrazine; Thiocarbamoylhydrazine; Semicarbazide, thio-; Aminothio-urea; Thiocarbamoyl hydrazide; 1-AMINO-2-THIOUREA; Semicarbazide, 3-thio-

GHS hazard classification

已通报的危害声明	H300 (100%), H412 (27.7%), H402

What the public record says

氨基硫脲的CAS号为79-19-6，分子式CH5N3S，甲基91.02 g/mol。 UNII 6056O8W6ET; ChEBI 49929； InChIKey BRWIZMBXBAOCCF-UHFFFAOYSA-N。熔点：356 至 363 °F（EPA，1998）；熔点：183℃；溶解度：水中，20℃时1./0X10+4 mg/L。

Source: PubChem / Wikidata; the batch COA governs where values differ.