Basic Yellow 1 95.0+%, TCI America™

Catalog No.	Quantity
T055825G	25 g

Catalog No. T055825G Supplier TCI America Supplier No. T055825G

Description

Laboratory grade Basic Yellow 1 reagent with ≥95.0% purity.

Basic Yellow 1 (Setoflavine T, Thioflavine T) is a laboratory reagent supplied as a solid powder or crystal with a purity of ≥95.0% (HPLC).

• Molecular Formula: C₁₇H₁₉ClN₂S
• Molecular Weight: 318.86 g/mol
• Melting Point: 212 °C
• Water Solubility: 17.6 g/L (20 °C)
• Optical Properties: λ_max 410.0 to 414.0 nm (H₂O); Absorbance (E1%1cm) ≥750
• Safety Information: Toxic if swallowed (H301); causes serious eye damage (H318); may cause an allergic skin reaction (H317); very toxic to aquatic life with long lasting effects (H410)

Specifications

Chemical Identifiers

• CAS: 2390-54-7
• Molecular Formula: C17H19ClN2S
• Molecular Weight (g/mol): 318.86
• MDL Number: MFCD00011944
• InChI Key: JADVWWSKYZXRGX-UHFFFAOYSA-M
• Synonym: Setoflavine T, Thioflavine T
• PubChem CID: 16953
• ChEBI: CHEBI:76023
• IUPAC Name: 2-[4-(dimethylamino)phenyl]-3,6-dimethyl-1,3-benzothiazol-3-ium chloride
• SMILES: [Cl-].CN(C)C1=CC=C(C=C1)C1=[N+](C)C2=CC=C(C)C=C2S1

• Formula Weight: 318.86
• Percent Purity: ≥95.0% (HPLC)
• Grade: Laboratory
• Quantity: 25 g
• Physical Form: Crystal/Powder
• Chemical Name or Material: Basic Yellow 1

Safety and Handling

EINECSNumber	(5)-1916
TSCA	Yes