Rhodamine 6G (Basic Red 1) (989-38-8)

Rhodamine 6G Chemical Structure

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What is Rhodamine 6G?

Rhodamine 6G, also commonly referred to as Basic Red 1, is an organic chloride salt and a xanthene dye. It is a highly fluorescent dye that belongs to the rhodamine family. It usually comes in three forms- Rhodamine 6G chloride (C28H31ClN2O3), occurring as bronze/red powder, Rhodamine 6G perchlorate (C28H31ClN2O7) in the form of red crystals and Rhodamine 6G tetrafluoroborate (C28H31BF4N2O3) as maroon crystals.

Macsen Laboratories is the leading manufacturer and supplier of Rhodamine 6G with ISO certification.
PRODUCT SPECIFICATIONS
Name of Product Rhodamine 6G
IUPAC Name [9-(2-ethoxycarbonylphenyl)-6-(ethylamino)-2,7-dimethylxanthen-3-ylidene]-ethylazanium;chloride
Synonyms Basic Red 1; C.I. Basic Red 1; Rhodamine F5G; Calcozine Rhodamine 6GX; Rhodamine 6G chloride; Rhodamine 590; R6G; Rh6G; C.I. Pigment Red 81; Basic Rhodamine Yellow
CAS No 989-38-8
Molecular Formula C28H31ClN2O3
Molecular Weight 479.0 g/mol
Color Index No 45160
Pubchem CID 13806
Pubchem SID 475775545

CHEMICAL PROPERTIES

SR. No Criteria Limit/Specification
1 Appearance (form) Solid Powder or Crystals
2 Appearance (color) Bright blue to pink or Reddish purple to brown
3 Density 1.26 g/cm3
4 Solubility Soluble in Water (20 g/L )
Soluble in Methanol (400 g/L)
5 pH 6.0
6 Insoluble Matter Less than 1%
7 Water Content Less than 2%

Uses

FAQs

Q. What is the excitation and emission wavelength of Rhodamine 6G?

Rhodamine exhibits maximum absorption at 530 nm, with a range of 440-570 nm. Depending on the solvent and the dye concentration, the resulting emission spectrum has a peak at 550 nm but spans from about 510 nm to about 710 nm.

Q. Is Rhodamine 6G toxic?

It can be dangerous if inhaled or absorbed through skin.

Q. What temperature does Rhodamine 6G decompose?

The initial decomposition temperature for Rhodamine 6G is 492.1 K (218.95°C).

Q. What wavelength is Rhodamine 6G absorbed?

The absorption of Rhodamine 6G ranges between 440 nm and 570 nm, with the peak at 530 nm (absorption maximum).

Q. What wavelength is Rhodamine 6G laser?

The lasing range of the dye is 570 to 660 nm with a maximum at 590 nm.

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