Rhodamine 19

Name: Rhodamine 19
Brand: Vaqora Chemicals
SKU: VQ-018762

About Rhodamine 19

Rhodamine 19 (CAS 62669-66-3) is a dye offered by Vaqora Chemicals. Formula C26H27ClN2O7, molecular weight 515.0 g/mol. The IUPAC name is [9-(2-carboxyphenyl)-6-(ethylamino)-2,7-dimethylxanthen-3-ylidene]-ethylazanium perchlorate. Common synonyms include Rhodamine 575 and Rhodamine 19 perchlorate.

In its supplied form it is powder or crystals. Literature values give a melting point of above 300 °C. Keep the container tightly sealed and store it in a cool, dry area. Good laboratory practice and suitable PPE are recommended during handling.

It is commonly used for textile dyeing, paper and leather colouring, inks and coatings and enzyme inhibition studies. It is used across textiles and dyeing and paints and coatings.

Available in 100 mg packs, Rhodamine 19 is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Textile dyeing
Paper & leather colouring
Inks & coatings
Enzyme inhibition studies

Industries

Specifications & identifiers

Chemical identifiers
Product name	Rhodamine 19
Catalogue No.	VQ-018762
CAS Number	62669-66-3
IUPAC name	[9-(2-carboxyphenyl)-6-(ethylamino)-2,7-dimethylxanthen-3-ylidene]-ethylazanium perchlorate
Molecular formula	C₂₆H₂₇ClN₂O₇
Molecular weight	515 g/mol
Exact mass	514.1507
HSN code	29420090
InChIKey	WRJTXSZPMAXPRF-UHFFFAOYSA-N
SMILES	CCNC1=CC2=C(C=C1C)C(=C3C=C(C(=[NH+]CC)C=C3O2)C)C4=CC=CC=C4C(=O)O.[O-]Cl(=O)(=O)=O
PubChem CID	2735128

Physical properties
Physical form	Crystalline
Appearance	Powder or crystals
Melting point	>300 °C
H-bond donors / acceptors	3 / 8
TPSA	147 Å²
Synonyms	2-(6-Ethylamino-3-ethylimino-2,7-dimethyl-3H-xanthen-9-yl)-benzoic acid perchlorate, Rhodamine 575, Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate, Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate (1:1), Rhodamine 19 perchlorate, Rhodamine 19 (perchlorate), 9-(2-Carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethylxanthen-10-ium perchlorate

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Rhodamine 19?

The CAS Registry Number of Rhodamine 19 is 62669-66-3. It is also known as 2-(6-Ethylamino-3-ethylimino-2,7-dimethyl-3H-xanthen-9-yl)-benzoic acid perchlorate, Rhodamine 575, Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(ethylamino)-2,7-dimethyl-, perchlorate.

What is the molecular formula and molecular weight of Rhodamine 19?

Rhodamine 19 has the molecular formula C26H27ClN2O7 and a molecular weight of 515 g/mol. Its IUPAC name is [9-(2-carboxyphenyl)-6-(ethylamino)-2,7-dimethylxanthen-3-ylidene]-ethylazanium perchlorate.

Which grade and pack sizes of Rhodamine 19 can I order?

We supply Rhodamine 19, in 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Rhodamine 19?

Yes. Every lot of Rhodamine 19 is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Rhodamine 19 be shipped internationally?

Yes. We export Rhodamine 19 worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.