173754

3,3′-Diethylthiadicarbocyanine iodide

Dye content 98 %

• 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
• UNSPSC Code: 12352103
• PubChem Substance ID: 24850469
• NACRES: NA.23

Properties

• 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

Description

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.

Safety Information

• Pictograms: GHS06
• Signal Word: Danger
• Hazard Statements: H300,H315,H319,H335
• Precautionary Statements: P261 - P264 - P270 - P301 + P310 - P302 + P352 - P305 + P351 + P338
• 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