Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

09014

Sigma-Aldrich

DAR-1

BioReagent, suitable for fluorescence, ≥97.0% (HPCE)

Synonym(s):

4,5-Diamino-N,N,N′,N′-tetraethylrhodamine, 4,5-Diamino-rhodamine B

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

About This Item

Empirical Formula (Hill Notation):
C28H32N4O3
CAS Number:
261351-43-3
Molecular Weight:
472.58
MDL number:
MFCD07370097
UNSPSC Code:
12352111
PubChem Substance ID:
329748658
NACRES:
NA.32

product line

BioReagent

Quality Level

100

Assay

≥97.0% (HPCE)

form

powder

fluorescence

λex 566 nm; λem 586 nm in 0.1 M phosphate pH 7.4, NO

suitability

suitable for fluorescence

storage temp.

2-8°C

SMILES string

CCN(CC)c1ccc2c(Oc3cc(ccc3C24OC(=O)c5c(N)c(N)ccc45)N(CC)CC)c1

InChI

1S/C28H32N4O3/c1-5-31(6-2)17-9-11-19-23(15-17)34-24-16-18(32(7-3)8-4)10-12-20(24)28(19)21-13-14-22(29)26(30)25(21)27(33)35-28/h9-16H,5-8,29-30H2,1-4H3

InChI key

LFXDWSUQAVSSJH-UHFFFAOYSA-N

Application

suitable as fluorescent NO-sensor

Other Notes

Sensitive fluorescent indicator for nitric oxide, NO, based on rhodamine chromophore; LOD in the region of 10 nM; it is more photostable and emits at longer wave-length than the corresponding derivative of fluorescein (DAF, Cat. No. 41524)

Not finding the right product?  

Try our Product Selector Tool.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H302

Precautionary Statements

P264 - P270 - P301 + P312 - P501

Hazard Classifications

Acute Tox. 4 Oral

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
BCCB5728
BCBX5583

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

Customers Also Viewed

Slide 1 of 1

1 of 1

NG-Methyl-L-arginine acetate salt ≥98% (TLC)

Sigma-Aldrich

M7033

NG-Methyl-L-arginine acetate salt

H. Kojima et al.
Tetrahedron Letters, 41, 69-69 (2000)

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