Skip to Content
Merck
All Photos(1)

Key Documents

245909

Sigma-Aldrich

1-Phenylsemicarbazide

99%

Synonym(s):

(Phenylamino)urea, 1-Carbamoyl-2-phenylhydrazine, 2-Phenylhydrazinecarboxamide

Sign Into View Organizational & Contract Pricing


About This Item

Linear Formula:
C6H5NHNHCONH2
CAS Number:
Molecular Weight:
151.17
Beilstein:
743311
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

99%

form

powder

mp

171-174 °C (lit.)

solubility

acetone: very soluble(lit.)
alcohol: very soluble(lit.)
benzene: slightly soluble(lit.)
cold water: slightly soluble(lit.)
diethyl ether: slightly soluble(lit.)
hot water: very soluble(lit.)
methanol: very soluble(lit.)

functional group

amine
hydrazide

SMILES string

NC(=O)NNc1ccccc1

InChI

1S/C7H9N3O/c8-7(11)10-9-6-4-2-1-3-5-6/h1-5,9H,(H3,8,10,11)

InChI key

AVKHCKXGKPAGEI-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Application

1-Phenylsemicarbazide was used in the synthesis of a series of alkyl(aryl/heteroaryl) substituted 3-trifluoromethyl-1H-1-phenylpyrazoles and alkyl 3-carboxylate analogs by the cyclocondensation reactions with 4-alkoxy-1,1,1-trihaloalk-3-en-2-ones.

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

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.

Already Own This Product?

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

Visit the Document Library

New one-pot, efficient, and regioselective method for the synthesis of 3-Trifluoromethyl-1< i> H</i>-1-phenylpyrazoles and alkyl 3-carboxylate analogs.
Bonacorso HG, et al.
Tetrahedron Letters, 53(41), 5488-5491 (2012)

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