Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

C82159

Sigma-Aldrich

Cinnoline-4-carboxylic acid

97%

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

About This Item

Empirical Formula (Hill Notation):
C9H6N2O2
CAS Number:
21905-86-2
Molecular Weight:
174.16
EC Number:
244-650-5
MDL number:
MFCD00006813
UNSPSC Code:
12352100
PubChem Substance ID:
24893032
NACRES:
NA.22

Quality Level

100

Assay

97%

form

powder

mp

175 °C (dec.) (lit.)

SMILES string

OC(=O)c1cnnc2ccccc12

InChI

1S/C9H6N2O2/c12-9(13)7-5-10-11-8-4-2-1-3-6(7)8/h1-5H,(H,12,13)

InChI key

ZKOMQFDQFTVPBZ-UHFFFAOYSA-N

Related Categories

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKBF5281
07823PD
25124JB
14024LB
12113DG

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

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