ChemicalBook > CAS DataBase List > 2,3,3-TRIMETHYLINDOLENINE-5-SULFONIC ACID, POTASSIUM SALT

2,3,3-TRIMETHYLINDOLENINE-5-SULFONIC ACID, POTASSIUM SALT

Product Name
2,3,3-TRIMETHYLINDOLENINE-5-SULFONIC ACID, POTASSIUM SALT
CAS No.
184351-56-2
Chemical Name
2,3,3-TRIMETHYLINDOLENINE-5-SULFONIC ACID, POTASSIUM SALT
Synonyms
3H-Indole-5-sulfonic acid;2,3,3-trimethylindole-5-sulfonate;potassium,2,3,3-trimethylindole-5-sulfonate;Potassium 2,3,3-trimethyl-3H-indole-5-sulfonate;POTASSIUM 2,3,3-TRIMETHYLINDOLENINE-5-SULFONATE;5-Sulfo-2,3,3-triMethyl-3H-indole PotassiuM Salt;Potassium 2,3,3-trimethyl-3H-indole-5-sulphonate;Potassium salt of 2,3, 3-trimethylindole-5-sulfonate;2,3,3-TRIMETHYLINDOLNINE-5-SULFONIC ACID, POTASSIUM SALT;2,3,3-trimethyl-3H-Indole-5-sulfonic acid potassium salt
CBNumber
CB6444220
Molecular Formula
C11H14KNO3S
Formula Weight
279.4
MOL File
184351-56-2.mol
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2,3,3-TRIMETHYLINDOLENINE-5-SULFONIC ACID, POTASSIUM SALT Property

Melting point:
262-264°C
storage temp. 
Inert atmosphere,2-8°C
solubility 
DMF, DMSO, Methanol
form 
Solid
color 
Brownish Orange
InChI
InChI=1S/C11H13NO3S.K.H/c1-7-11(2,3)9-6-8(16(13,14)15)4-5-10(9)12-7;;/h4-6H,1-3H3,(H,13,14,15);;
InChIKey
UTMUWGSLPANUHH-UHFFFAOYSA-N
SMILES
CC1(C(=NC2C=CC(S(O)(=O)=O)=CC1=2)C)C.[KH]
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Safety

HazardClass 
IRRITANT
HS Code 
2933998090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

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N-Bromosuccinimide Price

TCI Chemical
Product number
P2824
Product name
Potassium 2,3,3-Trimethyl-3H-indole-5-sulfonate
Packaging
1G
Price
$47
Updated
2025/07/31
TCI Chemical
Product number
P2824
Product name
Potassium 2,3,3-Trimethyl-3H-indole-5-sulfonate
Packaging
5G
Price
$142
Updated
2025/07/31
Cayman Chemical
Product number
17647
Product name
2,3,3-Trimethylindolenine-5-sulfonic Acid (potassium salt)
Purity
≥95%
Packaging
25mg
Price
$29
Updated
2024/03/01
Cayman Chemical
Product number
17647
Product name
2,3,3-Trimethylindolenine-5-sulfonic Acid (potassium salt)
Purity
≥95%
Packaging
50mg
Price
$51
Updated
2024/03/01
Cayman Chemical
Product number
17647
Product name
2,3,3-Trimethylindolenine-5-sulfonic Acid (potassium salt)
Purity
≥95%
Packaging
100mg
Price
$97
Updated
2024/03/01
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2,3,3-TRIMETHYLINDOLENINE-5-SULFONIC ACID, POTASSIUM SALT Chemical Properties,Usage,Production

Description

2,3,3-Trimethylindolenine-5-sulfonic Acid is a water soluble, fluorescent near-infrared dye that can be conjugated to peptides, proteins, nucleic acids, RNA, DNA, carbohydrates, polymers, and small molecules via a sulfonyl substituent.

Chemical Properties

Yellow Solid

Uses

2,3,3-Trimethylindolenine-5-sulfonic Acid, Potassium Salt (cas# 184351-56-2) is a compound useful in organic synthesis.

References

[1] FAHUI LI. A Covalent Approach for Site-Specific RNA Labeling in Mammalian Cells?[J]. Angewandte Chemie International Edition, 2015, 54 15: 4597-4602. DOI: 10.1002/anie.201410433
[2] JEE J E, LIM J, HYUN H, et al. Investigating fluorescent dyes in fluorescence-assisted screenings?[J]. Chemical Communications, 2014, 96: 15220-15223. DOI: 10.1039/c4cc07008a

2,3,3-TRIMETHYLINDOLENINE-5-SULFONIC ACID, POTASSIUM SALT Preparation Products And Raw materials

Raw materials

Preparation Products

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2,3,3-TRIMETHYLINDOLENINE-5-SULFONIC ACID, POTASSIUM SALT Suppliers

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184351-56-2, 2,3,3-TRIMETHYLINDOLENINE-5-SULFONIC ACID, POTASSIUM SALTRelated Search:

2,3,3-Trimethylindolenine 2,3,3-TRIMETHYL-1-(3-SULFONATOPROPYL)-INDOLINIUM-5-SULFONIC ACID, POTASSIUM SALT 2-[2-[2-CHLORO-3-[2-[1,3-DIHYDRO-3,3-DIMETHYL-5-SULFO-1-(4-SULFOBUTYL)-2H-INDOL-2-YLIDENE]-ETHYLIDENE]-1-CYCLOHEXEN-1-YL]-ETHENYL]3,3-DIMETHYL-5-SULFO-1-(4-SULFOBUTYL)-3H-INDOLIUM HYDROXIDE, INNER SALT, TRIPOTASSIUM SALT CYANINE 5 BIHEXANOIC ACID DYE, POTASSIUM SALT CYANINE 5 MONOFUNCTIONAL HEXANOIC ACID DYE, POTASSIUM SALT 1-CARBOXYPENTYL-2,3,3-TRIMETHYLINDOLENIUM-5-SULFATE, POTASSIUM SALT CYANINE 5 BISFUNCTIONAL MTSEA DYE, POTASSIUM SALT CYANINE-3 CYCLOPAMINE, POTASSIUM SALT CYANINE 3 MALEIMIDE, POTASSIUM SALT 2,3,3-TRIMETHYLINDOLENINE-5-SULFONIC ACID, POTASSIUM SALT

  • POTASSIUM 2,3,3-TRIMETHYLINDOLENINE-5-SULFONATE
  • 2,3,3-trimethylindole-5-sulfonate
  • 2,3,3-TRIMETHYLINDOLENINE-5-SULFONIC ACID, POTASSIUM SALT
  • 3H-Indole-5-sulfonic acid, 2,3,3-trimethyl-,potassium salt
  • Potassium 2,3,3-trimethyl-3H-indole-5-sulphonate
  • 5-Sulfo-2,3,3-triMethyl-3H-indole PotassiuM Salt
  • 2,3,3-trimethyl-3H-Indole-5-sulfonic acid potassium salt
  • Potassium 2,3,3-trimethyl-3H-indole-5-sulfonate
  • 3H-Indole-5-sulfonic acid
  • potassium,2,3,3-trimethylindole-5-sulfonate
  • 2,3,3-TRIMETHYLINDOLNINE-5-SULFONIC ACID, POTASSIUM SALT
  • Potassium salt of 2,3, 3-trimethylindole-5-sulfonate
  • Potassium 2,3,3-trimethyl-3H-indole-5-sulfonate (CCT-1530)
  • 184351-56-2
  • C11H12KNO3S
  • Aromatics