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HomeProduct name list2,3,3-Trimethylindolenine

2,3,3-Trimethylindolenine

Synonym(s):2,3,3-Trimethyl-3H-indole

  • CAS NO.:1640-39-7
  • Empirical Formula: C11H13N
  • Molecular Weight: 159.23
  • MDL number: MFCD00005724
  • EINECS: 216-685-6
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-03-27 14:23:02
2,3,3-Trimethylindolenine Structural

What is 2,3,3-Trimethylindolenine?

Chemical properties

clear yellow to red-brown liquid

The Uses of 2,3,3-Trimethylindolenine

2,3,3-Trimethylindolenine is an indole derivative used in the preparation of cyanine dye labelleing reagents and other imaging agents.

The Uses of 2,3,3-Trimethylindolenine

It is used in synthesis of cyanine dyes.

Synthesis Reference(s)

The Journal of Organic Chemistry, 33, p. 4283, 1968 DOI: 10.1021/jo01275a066

Properties of 2,3,3-Trimethylindolenine

Melting point: 6-8°C
Boiling point: 228-229 °C744 mm Hg(lit.)
Density  0.992 g/mL at 25 °C(lit.)
refractive index  n20/D 1.549(lit.)
Flash point: 200 °F
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
solubility  Soluble in chloroform, toluene or dichlorobenzene.
form  Liquid
pka 6.33±0.40(Predicted)
color  Clear yellow to red-brown
BRN  119740
InChI InChI=1S/C11H13N/c1-8-11(2,3)9-6-4-5-7-10(9)12-8/h4-7H,1-3H3
CAS DataBase Reference 1640-39-7(CAS DataBase Reference)
NIST Chemistry Reference 3H-Indole, 2,3,3-trimethyl-(1640-39-7)
EPA Substance Registry System 3H-Indole, 2,3,3-trimethyl- (1640-39-7)

Safety information for 2,3,3-Trimethylindolenine

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P261:Avoid breathing dust/fume/gas/mist/vapours/spray.
P264:Wash hands thoroughly after handling.
P264:Wash skin thouroughly after handling.
P271:Use only outdoors or in a well-ventilated area.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352:IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for 2,3,3-Trimethylindolenine

InChIKey FLHJIAFUWHPJRT-UHFFFAOYSA-N
SMILES N1C2=C(C=CC=C2)C(C)(C)C=1C

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