Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

566802

Sigma-Aldrich

Toluene-4-sulfonic acid dibenzyl-α-ylidenehydrazone

97%

Synonym(s):

p-Toluenesulfonic acid (1,2-diphenylethylidene)hydrazide

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

About This Item

Empirical Formula (Hill Notation):
C21H20N2O2S
CAS Number:
19816-85-4
Molecular Weight:
364.46
MDL number:
MFCD06411289
UNSPSC Code:
12352100
PubChem Substance ID:
24880325
NACRES:
NA.22

Assay

97%

form

solid

mp

139-143 °C (lit.)

SMILES string

Cc1ccc(cc1)S(=O)(=O)N\N=C(/Cc2ccccc2)c3ccccc3

InChI

1S/C21H20N2O2S/c1-17-12-14-20(15-13-17)26(24,25)23-22-21(19-10-6-3-7-11-19)16-18-8-4-2-5-9-18/h2-15,23H,16H2,1H3/b22-21+

InChI key

INMYHVHTZKDKDK-QURGRASLSA-N

Related Categories

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

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

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

Visit the Document Library

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