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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

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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

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)

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

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’.

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Articles

Sensor Dyes

Nitric oxide (NO) as a signal transporter in neurons, endothelial cells and in the immune system.

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