Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

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

Sign Into View Organizational & Contract Pricing
All Photos(1)

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

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
STBJ8078
STBD6859V
S63006V
S63006
05315KD

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Customers Also Viewed

Slide 1 of 3

1 of 3

2,3-Butanedione 97%

Sigma-Aldrich

B85307

2,3-Butanedione

Folic acid ≥97%

Sigma-Aldrich

F7876

Folic acid

Dimethyl sulfoxide anhydrous, ≥99.9%

Sigma-Aldrich

276855

Dimethyl sulfoxide

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

Global Trade Item Number

SKUGTIN
E49304-5G
E49304-25G4061832425801
E49304-500G

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service