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Key Documents

89050

Sigma-Aldrich

Thiosemicarbazide

puriss. p.a., 98%

동의어(들):

Thiocarbamoyl hydrazide

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About This Item

Linear Formula:
NH2CSNHNH2
CAS Number:
Molecular Weight:
91.14
Beilstein:
506320
EC Number:
MDL number:
UNSPSC 코드:
12352100
PubChem Substance ID:
NACRES:
NA.22

grade

puriss. p.a.

Quality Level

분석

98%

형태

crystals

무기 잔류물

≤0.08% (as SO4)

mp

180-183 °C (dec.) (lit.)

음이온 미량물

sulfate (SO42-): ≤100 mg/kg

양이온 미량물

Ca: ≤50 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

작용기

amine

SMILES string

NNC(N)=S

InChI

1S/CH5N3S/c2-1(5)4-3/h3H2,(H3,2,4,5)

InChI key

BRWIZMBXBAOCCF-UHFFFAOYSA-N

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일반 설명

Thiosemicarbazide is an environmentally toxic compound, which is usually derived from thiourea. Its ability to chelate trace metals promotes its biological activity against certain tumors, protozoa, influenza, pesticides, and fungicides. It is widely used as a metal complexing agent in various fields involving the characterization of aliphatic or aromatic aldehydes, ketones, and polysaccharides.

애플리케이션

Thiosemicarbazide has been used as an analytical reagent for the measurement of urea net high-affinity uptake in roots of intact maize plants using colorimetric assay.

픽토그램

Skull and crossbones

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Acute Tox. 2 Oral - Aquatic Chronic 3

Storage Class Code

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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문서 라이브러리 방문

Electrochemical determination of thiosemicarbazide using the glassy carbon electrode modified with multi-walled carbon nanotubes
Faizbakhsh N and Safari Z
Advances in Nanochemistry, 1(2), 52-55 (2019)
Hong-Jia Zhang et al.
European journal of medicinal chemistry, 46(9), 4702-4708 (2011-08-06)
A series of novel chalcone thiosemicarbazide derivatives (4a-4x) have been designed, synthesized, structurally determined, and their biological activities were also evaluated as potential EGFR kinase inhibitors. All the synthesized compounds are first reported. Among the compounds, compound 4r showed the
José Ruiz et al.
Inorganic chemistry, 52(2), 974-982 (2013-01-11)
A series of new organoiridium(III) complexes [Ir(N-C)(2)(N-S)]Cl (HN-C = 2-phenylpyridine (Hppy), N-S = methyl thiosemicarbazide (1), phenyl thiosemicarbazide (2) and naphtyl thiosemicarbazide (3)) have been synthesized and characterized. The crystal structure of (1) has been established by X-ray diffraction, showing
Pedro I da S Maia et al.
Inorganic chemistry, 51(3), 1604-1613 (2012-01-12)
Na[AuCl(4)]·2H(2)O reacts with tridentate thiosemicarbazide ligands, H(2)L1, derived from N-[N',N'-dialkylamino(thiocarbonyl)]benzimidoyl chloride and thiosemicarbazides under formation of air-stable, green [AuCl(L1)] complexes. The organic ligands coordinate in a planar SNS coordination mode. Small amounts of gold(I) complexes of the composition [AuCl(L3)] are
Juan Liu et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 93, 245-249 (2012-04-10)
A simple and highly selective colorimetric sensor (L1) bearing thiosemicarbazide moiety as binding site and nitrophenyl moiety as signal group were synthesized. Sensor L1 showed great colorimetric single selectivity and high sensitivity for mercury cation in DMSO and DMSO/H(2)O binary

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