Rhodamine B - AR , CAS No.81-88-9

CAS: 81-88-9 Cat. No.: R104960 Formula: C28H31ClN2O3 Peso molecolare: 479.01 Beilstein Registry Number: 4119648 Numero EC: 201-383-9 PubChem CID: 6694
Disponibile su ordine
GRADE & PURITY AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results.
Synonyms
AKA213 | Basonyl Red 545FL | Rhodamine B Extra M 310 | Rhodamine S [Russian] | Cerise Toner X 1127 | Edicol Supra Rose B | MFCD00011931 | Rhodamine, Blue shade | Rhodamine BXP | Rhodamine, tetraethyl- | FD&C RED NO. 19 (DELISTED) [II] | K7G5SCF8IL | Ethan
Storage
Room temperature
Shipped In
Normal
★
Size
Germania (EU)
USA*
Price
Qty
1g
R104960-1g
—
3 Disponibile
8,59€
5g
R104960-5g
—
1 Disponibile
9,46€
25g
R104960-25g
—
Disponibile ≥10
20,74€
100g
R104960-100g
5 Disponibile
Disponibile ≥10
49,37€
500g
R104960-500g
Su ordinazione · 8–12 settimane
164,78€
Enter a quantity for the sizes you want to add.
🧪
Why this grade

AR AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 2339 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Panoramica

Rhodamine B is a useful fluorochrome for histology due to its fluorescent properties in ultraviolet light. It ejects an electron onto TiO2, which is then scavenged by O2 forming the O2- radical anion. This anion ultimately becomes the OH radical. A pH-independent process degrades Rhodamine B in TiO2 dispersions containing no dodecylbenzenesulfonate. The compound has been incorporated in a FRET system based on lanthanide-doped nanoparticles for monitoring biological effects. Rhodamine B has also been used as a mitochondrial probe to study the energetic state of multi-drug resistant and sensitive cells where the mitochondrial Rhodamine B concentration was precisely determined with the loss of fluorescence in the presence of MTT Formazan ,a fluorescence quencher. In addition, Rhodamine B has been observed to significantly reduce the number of human lip fibroblast cells in culture. Used for staining Negri bodies in tissue.
A useful fluorochrome for histology, FRET and mitochondrial probe.

Specifications

Sinonimi
AKA213 | Basonyl Red 545FL | Rhodamine B Extra M 310 | Rhodamine S [Russian] | Cerise Toner X 1127 | Edicol Supra Rose B | MFCD00011931 | Rhodamine, Blue shade | Rhodamine BXP | Rhodamine, tetraethyl- | FD&C RED NO. 19 (DELISTED) [II] | K7G5SCF8IL | Ethan
Specifiche e purezza
AR
Condizioni di conservazione di stoccaggio
Room temperature
Spedito in
Normal
Grado
AR
Nomi e identificatori
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/488180132
Sorrisi canonici
CCN(CC)C1=CC2=C(C=C1)C(=C3C=CC(=[N+](CC)CC)C=C3O2)C4=CC=CC=C4C(=O)O.[Cl-]
IUPAC Name
[9-(2-carboxyphenyl)-6-(diethylamino)xanthen-3-ylidene]-diethylazanium;chloride
InChIKey
PYWVYCXTNDRMGF-UHFFFAOYSA-N
INCHI
1S/C28H30N2O3.ClH/c1-5-29(6-2)19-13-15-23-25(17-19)33-26-18-20(30(7-3)8-4)14-16-24(26)27(23)21-11-9-10-12-22(21)28(31)32;/h9-18H,5-8H2,1-4H3;1H
Isomeri SMILES
CCN(CC)C1=CC2=C(C=C1)C(=C3C=CC(=[N+](CC)CC)C=C3O2)C4=CC=CC=C4C(=O)O.[Cl-]
WGK Germania
3
PubChem CID
6694
Peso molecolare
479.01
Beilstein
4119648

Documentazione

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClasseBenzopyrans
Subclass1-benzopyrans
Intermediate Tree Nodes Dibenzopyrans
Direct ParentXanthenes
Alternative Parents Benzoic acids  Dialkylarylamines  Benzoyl derivatives  Secondary ketimines  Heteroaromatic compounds  Amino acids  Oxacyclic compounds  Monocarboxylic acids and derivatives  Carboxylic acids  Organopnictogen compounds  Organooxygen compounds  Organic oxides  Organic chloride salts  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Xanthene - Benzoic acid or derivatives - Benzoic acid - Benzoyl - Tertiary aliphatic/aromatic amine - Dialkylarylamine - Monocyclic benzene moiety - Benzenoid - Secondary ketimine - Heteroaromatic compound - Amino acid or derivatives - Amino acid - Tertiary amine - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Oxacycle - Hydrocarbon derivative - Amine - Organooxygen compound - Organonitrogen compound - Organic oxide - Organopnictogen compound - Organic oxygen compound - Organic nitrogen compound - Organic chloride salt - Organic salt - Aromatic heteropolycyclic compound
DescrizioneThis compound belongs to the class of organic compounds known as xanthenes. These are polycyclic aromatic compounds containing a xanthene moiety, which consists of two benzene rings joined to each other by a pyran ring.
External Descriptors organic chloride salt - xanthene dye
Struttura 3D
Modello di struttura chimica interattiva





Obiettivi associati (umani)
A-375 (9258 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HT-29 (80576 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MCF7 (126967 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
A549 (127892 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
FaDu (1726 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HEK293 (82097 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
A2780 (11979 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
8505C (583 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Obiettivi associati (non umani)
Abcb1b P-glycoprotein 1 (174 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Influenza A virus (11224 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MDCK (10148 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NIH3T3 (5395 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Meccanismi d'azione
Certificati (CoA, COO, BSE/TSE e tabella di analisi)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

47 results found

Lot NumberCertificate TypeDataOggetto
A2304521Certificate of AnalysisSep 22, 2026 R104960
A2304525Certificate of AnalysisSep 22, 2026 R104960
A2304511Certificate of AnalysisSep 22, 2026 R104960
D2628006Certificate of AnalysisMay 13, 2026 R104960
K2111256Certificate of AnalysisAug 12, 2025 R104960
G2511713Certificate of AnalysisJul 21, 2025 R104960
A2503389Certificate of AnalysisJan 08, 2025 R104960
A2503393Certificate of AnalysisJan 08, 2025 R104960
A2509012Certificate of AnalysisJan 08, 2025 R104960
A2510641Certificate of AnalysisJan 08, 2025 R104960
B2102178Certificate of AnalysisDec 10, 2024 R104960
J2325675Certificate of AnalysisNov 02, 2023 R104960
G2525044Certificate of AnalysisNov 02, 2023 R104960
J2325656Certificate of AnalysisNov 02, 2023 R104960
J2325657Certificate of AnalysisNov 02, 2023 R104960
J2325661Certificate of AnalysisNov 02, 2023 R104960
J2325662Certificate of AnalysisNov 02, 2023 R104960
J2325666Certificate of AnalysisNov 02, 2023 R104960
I2601096Certificate of AnalysisMay 22, 2023 R104960
H2512024Certificate of AnalysisMay 22, 2023 R104960
L2519060Certificate of AnalysisMay 22, 2023 R104960
K2514076Certificate of AnalysisMay 22, 2023 R104960
F2610194Certificate of AnalysisMay 22, 2023 R104960
A2606003Certificate of AnalysisMay 22, 2023 R104960
E23081239Certificate of AnalysisMay 22, 2023 R104960
E23081233Certificate of AnalysisMay 22, 2023 R104960
E23081216Certificate of AnalysisMay 22, 2023 R104960
E23081186Certificate of AnalysisMay 22, 2023 R104960
E23081183Certificate of AnalysisMay 22, 2023 R104960
E23081086Certificate of AnalysisMay 22, 2023 R104960
B2628116Certificate of AnalysisMay 22, 2023 R104960
D2328219Certificate of AnalysisMay 15, 2023 R104960
D2328215Certificate of AnalysisMay 15, 2023 R104960
B2302298Certificate of AnalysisFeb 10, 2023 R104960
A2418073Certificate of AnalysisJan 16, 2023 R104960
E2415067Certificate of AnalysisJan 16, 2023 R104960
L2326095Certificate of AnalysisJan 16, 2023 R104960
L2313059Certificate of AnalysisJan 16, 2023 R104960
K2418074Certificate of AnalysisJan 16, 2023 R104960
C2401042Certificate of AnalysisJan 16, 2023 R104960
I2426049Certificate of AnalysisJan 16, 2023 R104960
E2413090Certificate of AnalysisJan 16, 2023 R104960
L2410069Certificate of AnalysisJan 16, 2023 R104960
K2111255Certificate of AnalysisNov 13, 2021 R104960
F2224299Certificate of AnalysisNov 13, 2021 R104960
F2224298Certificate of AnalysisNov 13, 2021 R104960
F2224119Certificate of AnalysisNov 13, 2021 R104960
Proprietà chimiche e fisiche
SolubilitàSoluble in water (12 mg/ml), ethanol (70 mg/ml), acetone (slightly ), methyl cellosolve, and alcohol.
SensibilitàMoisture sensitive.
Punto di fusione (°C)210-211°C
Peso molecolare479.000 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count5
Rotatable Bond Count7
Exact Mass478.202 Da
Monoisotopic Mass478.202 Da
Topological Polar Surface Area52.800 Ų
Heavy Atom Count34
Formal Charge0
Complexity811.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Domande frequenti e articoli
Fluorescent Microparticles and Nanobeads
Classification and Selection of Fluorescent Dyes: From Small Molecules to Fluorescent Proteins and Nanoprobes
Fluorescent Probes: A Complete Beginner’s Guide — Definitions & Emission Mechanisms, Signal Readouts, Classification Framework, Selection Roadmap, and Product Tables (Tables 1–4)
Optical & Optoelectronic Materials Selection Guide:Positioning materials, key metrics, and validation paths along “Generation → Guiding → Control → Readout” (with product navigation and Tables 1–4)
Evaluation of Blood-Brain Barrier Permeability: Tracer Extravasation, TEER Measurement, and Interpretation of In Vitro Model Results
Citations of This Product
Calcolatori di soluzioni
Recensioni

Recensioni dei clienti

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.