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Safety Information

E49304

Sigma-Aldrich

4-Ethyl-3-thiosemicarbazide

97%

Synonym(s):

1-Amino-3-ethylthiourea, 3-Amino-1-ethylthiourea, 4-Ethylthiosemicarbazide, 4-Ethylthiosemicarbizide, 4-N-Ethyl-3-thiosemicarbazide, 4-N-Ethylthiosemicarbazide, Ethylthiosemicarbazide, N-Ethylhydrazinecarbothioamide, N-Ethylthiosemicarbazide, N1-Ethylthiosemicarbazide

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About This Item

Linear Formula:
C2H5NHCSNHNH2
CAS Number:
13431-34-0
Molecular Weight:
119.19
EC Number:
236-553-1
MDL number:
MFCD00007618
UNSPSC Code:
12352100
PubChem Substance ID:
24894590
NACRES:
NA.22

Quality Level

100

Assay

97%

mp

82-84 °C (lit.)

SMILES string

CCNC(=S)NN

InChI

1S/C3H9N3S/c1-2-5-3(7)6-4/h2,4H2,1H3,(H2,5,6,7)

InChI key

SKYYTGUCWARUCL-UHFFFAOYSA-N

Related Categories

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

E49304-BULK:
E49304-500G:
E49304-25G:
E49304-5G:
E49304-VAR:

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Certificates of Analysis (COA)

Lot/Batch Number
STBJ8078
STBD6859V
S63006V
S63006
05315KD

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Tara F Tahir et al.
Sensors (Basel, Switzerland), 12(11), 14968-14982 (2012-12-04)
A flow injection analysis (FIA) incorporating a thiosemicarbazone-based coated wire electrode (CWE) was developed method for the determination of mercury(II). A 0.1 M KNO(3) carrier stream with pH between 1 and 5 and flow rate of 1 mL·min(-1) were used

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