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MedKoo CAT#: 555133

CAS#: 1431-39-6

Description: Dansylamide is a reactive fluorescent dye that is used in biochemistry and chemistry to label substances with the fluorescent dansyl group. It is also produced as a side-product in the labelling of amino acids with dansyl chloride.

Price and Availability

Size Price Shipping out time Quantity
25mg USD 225 2 Weeks
50g USD 380 2 Weeks
Inquire bulk and customized quantity

Pricing updated 2020-07-11. Prices are subject to change without notice.

Dansylamide, purity > 98%, is in stock. Current shipping out time is about 2 weeks after order is received. CoA, QC data and MSDS documents are available in one week after order is received.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 555133
Name: Dansylamide
CAS#: 1431-39-6
Chemical Formula: C12H14N2O2S
Exact Mass: 250.0776
Molecular Weight: 250.316
Elemental Analysis: C, 57.58; H, 5.64; N, 11.19; O, 12.78; S, 12.81

Synonym: Dansylamide

IUPAC/Chemical Name: 5-Dimethylaminonaphthalene-1-sulfonamide


InChi Code: InChI=1S/C12H14N2O2S/c1-14(2)11-7-3-6-10-9(11)5-4-8-12(10)17(13,15)16/h3-8H,1-2H3,(H2,13,15,16)

SMILES Code: O=S(C1=C2C=CC=C(N(C)C)C2=CC=C1)(N)=O

Technical Data

Solid powder

>98% (or refer to the Certificate of Analysis)

Shipping Condition:
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition:
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Soluble in DMSO

Shelf Life:
>2 years if stored properly

Drug Formulation:
This drug may be formulated in DMSO

Stock Solution Storage:
0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code:


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9: Bhoi AK, Das SK, Majhi D, Sahu PK, Nijamudheen A, N A, Rahaman A, Sarkar M. Analyte interactions with a new ditopic dansylamide-nitrobenzoxadiazole dyad: a combined photophysical, NMR, and theoretical (DFT) study. J Phys Chem B. 2014 Aug 21;118(33):9926-37. doi: 10.1021/jp504631n. Epub 2014 Aug 12. PubMed PMID: 25116958.

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