Skip to Content
MilliporeSigma
All Photos(1)

Documents

194430

Sigma-Aldrich

ABTS Chromophore, Diammonium Salt

Synonym(s):

ABTS Chromophore, Diammonium Salt, 2,2ʹ-Azino-bis(3-ethylbenzthiazoline-6-sulfonic Acid), 2NH₄

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C18H18N4O6S4 · (NH3)2
CAS Number:
Molecular Weight:
548.68
MDL number:
UNSPSC Code:
41116133
NACRES:
NA.41

Assay

≥98% (HPLC)

Quality Level

form

crystals
powder

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

shipped in

ambient

storage temp.

2-8°C

InChI

1S/C18H18N4O6S4.2H3N/c1-3-21-13-7-5-11(31(23,24)25)9-15(13)29-17(21)19-20-18-22(4-2)14-8-6-12(32(26,27)28)10-16(14)30-18;;/h5-10H,3-4H2,1-2H3,(H,23,24,25)(H,26,27,28);2*1H3/b19-17-,20-18-;;

InChI key

OHDRQQURAXLVGJ-AXMZSLBLSA-N

General description

Useful as a substrate for ELISA; acts as a hydrogen donor in peroxidase reactions. Radical cation has absorption maximum at 414 nm.

Warning

Toxicity: Irritant (B)

Reconstitution

Following reconstitution, aliquot and freeze (-20°C) for long-term storage or refrigerate (4°C) for short-term storage. Stock solutions are stable for up to 1 week at 4°C or for up to 4 months at -20°C.

Other Notes

Groome, N.P. 1980. J. Clin. Chem. Clin. Biochem.18, 345.
Childs, R.E. and Bardsley, W.G. 1975. Biochem. J.145, 93.

Legal Information

ABTS is a trademark of Boehringer Mannheim Corp.
ABTS is a trademark of Roche
CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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