MilliporeSigma
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173754

Sigma-Aldrich

3,3′-Diethylthiadicarbocyanine iodide

Dye content 98 %

Synonym(s):
DTDCI, 3-Ethyl-2-[5-(3-ethyl-2(3H)-benzothiazolylidene)-1,3-pentadienyl]benzothiazolium iodide, DiSC2(5)
Empirical Formula (Hill Notation):
C23H23IN2S2
CAS Number:
Molecular Weight:
518.48
Beilstein:
3838938
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

composition

Dye content, 98%

Quality Level

mp

249 °C (dec.) (lit.)

λmax

655 nm

SMILES string

[I-].CCN1/C(Sc2ccccc12)=C\C=C\C=C\c3sc4ccccc4[n+]3CC

InChI

1S/C23H23N2S2.HI/c1-3-24-18-12-8-10-14-20(18)26-22(24)16-6-5-7-17-23-25(4-2)19-13-9-11-15-21(19)27-23;/h5-17H,3-4H2,1-2H3;1H/q+1;/p-1

InChI key

MNQDKWZEUULFPX-UHFFFAOYSA-M

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Application

DTDCi is used as;
  • Fluorescent contrast agent in three-dimensional fluorescence lifetime tomography.
  • Dye for rapid genetic screening.

Packaging

1 g in glass bottle

Features and Benefits

High quantum yield of photoisomerisation and low triplet quantum yield at direct photoexcitation. Highly sensitive fluorescent dye.

Pictograms

Skull and crossbones

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 2 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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