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173754

Sigma-Aldrich

3,3′-Diethylthiadicarbocyanine iodide

Dye content 98 %

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Synonym(s):
3-Ethyl-2-[5-(3-ethyl-2(3H)-benzothiazolylidene)-1,3-pentadienyl]benzothiazolium iodide, DTDCI, DiSC2(5)
Empirical Formula (Hill Notation):
C23H23IN2S2
CAS Number:
514-73-8
Molecular Weight:
518.48
Beilstein:
3838938
EC Number:
208-186-7
MDL number:
MFCD00074829
PubChem Substance ID:
24850469
NACRES:
NA.23

composition

Dye content, 98%

Quality Level

100

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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This Item
17373839041043608
3,3′-Diethylthiadicarbocyanine iodide Dye content 98 %

Sigma-Aldrich

173754

3,3′-Diethylthiadicarbocyanine iodide

3,3′-Diethylthiacarbocyanine iodide Dye content 95 %

Sigma-Aldrich

173738

3,3′-Diethylthiacarbocyanine iodide

3,3′-Diethylthiacyanine iodide Dye content ~97 %

Sigma-Aldrich

390410

3,3′-Diethylthiacyanine iodide

3,3′-Dipropylthiadicarbocyanine iodide suitable for fluorescence, ≥98.0% (TLC)

Sigma-Aldrich

43608

3,3′-Dipropylthiadicarbocyanine iodide

mp

249 °C (dec.) (lit.)

mp

268-270 °C (dec.) (lit.)

mp

>300 °C (lit.)

mp

245 °C (dec.) (lit.)

λmax

655 nm

λmax

560 nm

λmax

424 nm

λmax

-

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

Application

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

Features and Benefits

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

Pictograms

Skull and crossbones
GHS06

Signal Word

Danger

Hazard Statements

H300 - H315 - H319 - H335

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

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3,3′-Dipropylthiacarbocyanine iodide 98%

Sigma-Aldrich

318434

3,3′-Dipropylthiacarbocyanine iodide

Photophysical processes of polymethine dyes. An absorption, emission, and optoacoustic study on 3, 3'-diethylthiadicarbocyanine iodide.
Bilmes GM, et al.
The Journal of Physical Chemistry, 93(18), 6696-6699 (1989)
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Tuberculosis (TB), caused by M.tuberculosis (Mtb), has become a top killer among infectious diseases. Enhancing the ability of anti-TB drugs to kill intracellular Mtb in host cells remains a big challenge. Here, an innovative nano-system was developed to increase drug
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The effect of anionic, cationic and neutral surfactants on the photophysics and isomerization of 3, 3'-diethylthiacarbocyanine
Vinogradov, A. M., Tatikolov, A. S., & Costa, S. M.
Physical Chemistry Chemical Physics, 3(19), 4325-4332 (2001)
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