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6-Carboxytetramethylrhodamine N-hydroxysuccinimide ester

CAS No.
150810-68-7
Chemical Name:
6-Carboxytetramethylrhodamine N-hydroxysuccinimide ester
Synonyms
5-TAMRA,SE, >95%;5-Carboxytetramethylrhodamine succinimidyl ester;CS-2126;5-TAMRASE;5-TAMRA-SEor5-TAMRA-NHS;5-TAMRA SE (Orange Red);5-TAMRA Azide (CCT-1245);5-TAMRA-SE, 10 mM in DMSO;5-TAMRA N-Succinimidyl Ester;5-TAMRA,SE [5-Carboxytetramethylrhodamine, SE]
CBNumber:
CB1207615
Molecular Formula:
C29H25N3O7
Molecular Weight:
527.53
MDL Number:
MFCD07366710
MOL File:
150810-68-7.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:49:01

6-Carboxytetramethylrhodamine N-hydroxysuccinimide ester Properties

storage temp. Keep in dark place,Inert atmosphere,Store in freezer, under -20°C
solubility DMF: soluble
form A solid
color Pale purple to purple
Appearance Dark red amorphous solid
InChIKey VWFRSNKRTNUMET-UHFFFAOYSA-N
SMILES C(C1C=C(C(=O)ON2C(CCC2=O)=O)C=CC=1C1=C2C=CC(N(C)C)=CC2=[O+]C2C=C(N(C)C)C=CC1=2)(=O)[O-]
UNSPSC Code 12352116
NACRES NA.32

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H317
Precautionary statements  P280
PPE Eyeshields, Gloves, type N95 (US)
WGK Germany  3
HS Code  32049010
Storage Class 11 - Combustible Solids

6-Carboxytetramethylrhodamine N-hydroxysuccinimide ester price More Price(66)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 53048 5-Carboxy-tetramethylrhodamine N-succinimidyl ester BioReagent,suitableforfluorescence 150810-68-7 1mg $182 2026-04-30 Buy
Sigma-Aldrich 53048 5-Carboxy-tetramethylrhodamine N-succinimidyl ester BioReagent,suitableforfluorescence 150810-68-7 5mg $616 2026-04-30 Buy
TCI Chemical T2808 5-TAMRA SE 150810-68-7 5MG $134 2026-04-30 Buy
TCI Chemical T2808 5-TAMRA SE 150810-68-7 25MG $399 2026-04-30 Buy
Cayman Chemical 28509 5-Carboxytetramethylrhodamine succinimidyl ester ≥90% 150810-68-7 1mg $41 2026-04-30 Buy
Product number Packaging Price Buy
53048 1mg $182 Buy
53048 5mg $616 Buy
T2808 5MG $134 Buy
T2808 25MG $399 Buy
28509 1mg $41 Buy

6-Carboxytetramethylrhodamine N-hydroxysuccinimide ester Chemical Properties,Uses,Production

Description

5-Carboxytetramethylrhodamine succinimidyl ester (5-TAMRA-SE) is an amine-reactive fluorescent probe. It has been used in double site-directed peptide modification to label proteinase substrates for use in FRET assays. It quenches lucifer yellow CH fluorescence by greater than 90% in uncleaved proteinase substrates, which allows for the detection of enzyme-cleaved substrates by an increase in fluorescence intensity. It has also been used in the synthesis of fluorescent derivatives of a variety of compounds, including the antibiotic ampicillin , nucleotide diphosphate uridine-5’-diphosphate (UDP; ), and the progesterone receptor antagonist RU486 (mifepristone; ). 5-TAMRA-SE displays excitation maxima ranging from 540 to 560 nm and an emission maximum of 580 nm.

Uses

Amine-reactive form of 5-carboxytetramethylrhodamine single isomer.

Uses

Amine-Reactive Fluorescent Probe for labeling of DNA and RNA

storage

Store at -20°C

References

[1] KIERAN F. GEOGHEGAN. Site-directed double fluorescent tagging of human renin and collagenase (MMP-1) substrate peptides using the periodate oxidation of N-terminal serine. An apparently general strategy for provision of energy-transfer substrates for proteases[J]. Bioconjugate Chemistry Bioconjugate, 1993, 4 6: 537-544. DOI: 10.1021/bc00024a017
[2] ADAM B. SHAPIRO*  Mark S  Janelle Comita Prevoir. 5-Carboxytetramethylrhodamine-Ampicillin Fluorescence Anisotropy-Based Assay of Escherichia coli Penicillin-Binding Protein 2 Transpeptidase Inhibition[J]. ACS Infectious Diseases, 2019, 5 6: 863-872. DOI: 10.1021/acsinfecdis.8b00351
[3] JUN QI  Pablo S  Michelle Oppenheimer. Fluorescence Polarization Binding Assay for Aspergillus fumigatus Virulence Factor UDP-Galactopyranose Mutase.[J]. Enzyme Research, 2011, 2011: 513905. DOI: 10.4061/2011/513905
[4] ROY WEINSTAIN. Fluorescent Ligand for Human Progesterone Receptor Imaging in Live Cells[J]. Bioconjugate Chemistry Bioconjugate, 2013, 24 5: 766-771. DOI: 10.1021/bc3006418

Abs/Em Maxima

553/575 nm

Excitation / Emission Maximum

546 nm/580 nm

Extinction Coefficient

92,000

Microscopy Laser Line

532 nm or 555 nm

Flow Cytometry Laser Line

532 nm or 555 nm

Spectrally Similar Dyes

Alexa Fluor® 555, CF® 555, DyLight® 549

6-Carboxytetramethylrhodamine N-hydroxysuccinimide ester Preparation Products And Raw materials

Raw materials

Preparation Products

6-Carboxytetramethylrhodamine N-hydroxysuccinimide ester Suppliers

Global( 178)Suppliers
Supplier Tel Email Country ProdList Advantage
Okeanos Tech Co,. Ltd. 010-62651721 18610486005 minghui.yu@okeanos.com.cn China 495 60
Shanghai Annengjian Biomedical Technology Co., LTD 021-68781987 13818305065 sales@energybiopharma.com China 782 58
Shanghai Boyle Chemical Co., Ltd. sales@boylechem.com China 2915 55
Chembest Research Laboratories Limited 021-20908456 sales@BioChemBest.com China 5996 61
Beijing Ouhe Technology Co., Ltd 13552068683 13522913783 2355560935@qq.com China 11777 60
Nanjing Search Biotech Co., Ltd +86-025-81682922 +86-13515111588 sales@searchbio.com.cn China 137 68
Jia Xing Isenchem Co.,Ltd 0573-85285100 18627885956 isenchem@163.com China 9389 66
ChemPep, Inc. +1 (888) 615-9178 / (561) 791-8787 service@chempep.com United States 2138 57
Nanjing Asian Chemical Co., Ltd. +86 (25) 82263158 China 262 60
Hangzhou Sage Chemical Co., Ltd. +86057186818502 13588463833 info@sagechem.com China 10265 58

View Lastest Price from 6-Carboxytetramethylrhodamine N-hydroxysuccinimide ester manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
5-carboxytetramethylrhodamine succinimidyl ester pictures 2026-07-24 5-carboxytetramethylrhodamine succinimidyl ester
150810-68-7
1KG 98% 20Tons Shaanxi Dideu New Materials Co. Ltd
5-TAMRA-SE pictures 2026-07-15 5-TAMRA-SE
150810-68-7
$71.00-237.00 97.96% 10g TargetMol Chemicals Inc.
  • 5-TAMRA-SE pictures
  • 5-TAMRA-SE
    150810-68-7
  • $71.00-237.00
  • 97.96%
  • TargetMol Chemicals Inc.

6-Carboxytetramethylrhodamine N-hydroxysuccinimide ester Spectrum

Xanthylium, 9-2-carboxy-4-(2,5-dioxo-1-pyrrolidinyl)oxycarbonylphenyl-3,6-bis(dimethylamino)-, inner salt 5-TAMRA, SE [5-Carboxytetramethylrhodamine, succinimidyl ester] *Single isomer* 5-TAMRASE "4-Carboxytetramethylrhodamine N-succinimidyl ester" 5-TAMRA-SEor5-TAMRA-NHS 2-(3,6-Bis(dimethylamino)xanthylium-9-yl)-5-(((2,5-dioxopyrrolidin-1-yl)oxy)carbonyl)benzoate 5-TAMRA, SE [5-Carboxytetramethylrhodamine, succinimidyl ester] *CAS#: 150810-68-7* 5-TAMRA N-succinimidyl ester (5-Carboxy-tetramethylrhodamine N-succinimidyl ester) CS-2126 2-[6-(Dimethylamino)-3-(dimethyliminio)-3H-xanthen-9-yl]-5-[[(2,5-dioxopyrrolidin-1-yl)oxy]carbonyl]benzoate 5-TAMRA N-Succinimidyl Ester 2-[3-(dimethylamino)-6-dimethylazaniumylidenexanthen-9-yl]-5-(2,5-dioxopyrrolidin-1-yl)oxycarbonylbenzoate 5-TAMRA-SE, 10 mM in DMSO 5-TAMRA,SE [5-Carboxytetramethylrhodamine, SE] 5-Carboxy-tetramethylrhodamine N-succinimidyl ester 5-TAMRA Azide (CCT-1245) 5-Carboxytetramethylrhodamine succinimidyl ester HPLC Purity:95%min at 254nm detection 5-TAMRA SE (Orange Red) 5-Carboxytetramethylrhodamine succinimidyl ester 5-TAMRA,SE, >95% 6-Carboxytetramethylrhodamine N-hydroxysuccinimide ester 150810-68-7 C29H15N307 Biochemicals and Reagents BioChemical Fluorescent Probes, Labels, Particles and Stains Detection FLUOROPHORES