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BCECF-AM

CAS No.
117464-70-7
Chemical Name:
BCECF-AM
Synonyms
BCECF-AM;BCECF--1M;BCECF--1M 1MG;Bcecf-AmSolution;bcecf-acetoxymethyl;BCECF-Acetoxymethyl ester;BCECF AM pH Indicator (Green);BCECF/AM - CAS 117464-70-7 - Calbiochem;BCECF.AM ESTER, 1 MG/ML IN*ANHYDROUS DMSO;2,7-BIS(2-CARBOXYETHYL)-5,6-CARBOXYFLUORESCEIN
CBNumber:
CB5111514
Molecular Formula:
C42H40O21
Molecular Weight:
880.75
MDL Number:
MFCD00036969
MOL File:
117464-70-7.mol
Last updated:2026-01-13 11:20:31
Product description Number Pack Size Price
2′,7′-Bis(2-carboxyethyl)-5(6)-carboxyfluorescein acetoxymethyl ester 1 mg/mL in DMSO B8806 1 mg $296
BCECF/AM 216254 1mg $199
BCECF-Acetoxymethyl ester ≥95% 15922 1mg $117
BCECF-Acetoxymethyl ester ≥95% 15922 5mg $521
BCECF-Acetoxymethyl ester ≥95% 15922 25mg $1540

BCECF-AM Properties

Boiling point 692.41°C (rough estimate)
Density 1.2837 (rough estimate)
refractive index 1.6500 (estimate)
Flash point 85 °C
storage temp. -20°C
solubility acetonitrile: 25mg/mL
DMF: soluble
DMSO: soluble
form White to off-white solid
color Orange to red
Appearance white powder
Major Application diagnostic assay manufacturing
hematology
histology
InChIKey NTECHUXHORNEGZ-UHFFFAOYSA-N
SMILES CC(=O)OCOC(=O)CCc1cc2c(Oc3cc(OCOC(C)=O)c(CCC(=O)OCOC(C)=O)cc3C24OC(=O)c5cc(ccc45)C(=O)OCOC(C)=O)cc1OCOC(C)=O
CAS DataBase Reference 117464-70-7(CAS DataBase Reference)
UNSPSC Code 12352200
NACRES NA.47

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H319-H315-H335
Precautionary statements  P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  22-26-36
WGK Germany  3
Storage Class 10 - Combustible liquids

BCECF-AM price More Price(15)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich B8806 2′,7′-Bis(2-carboxyethyl)-5(6)-carboxyfluorescein acetoxymethyl ester 1 mg/mL in DMSO 1 mg $296 2025-07-31 Buy
Sigma-Aldrich 216254 BCECF/AM 117464-70-7 1mg $199 2025-07-31 Buy
Cayman Chemical 15922 BCECF-Acetoxymethyl ester ≥95% 117464-70-7 1mg $117 2024-03-01 Buy
Cayman Chemical 15922 BCECF-Acetoxymethyl ester ≥95% 117464-70-7 5mg $521 2024-03-01 Buy
Cayman Chemical 15922 BCECF-Acetoxymethyl ester ≥95% 117464-70-7 25mg $1540 2021-12-16 Buy
Product number Packaging Price Buy
B8806 1 mg $296 Buy
216254 1mg $199 Buy
15922 1mg $117 Buy
15922 5mg $521 Buy
15922 25mg $1540 Buy

BCECF-AM Chemical Properties,Uses,Production

Description

BCECF AM ester is a widely-used fluorescent indicator for estimating intracellular pH. This membrane-permeant compound is modified by intracellular esterases to produce BCECF, a polar fluorescein derivative that is retained by cells. Intracellular BCECF is stable and has an efflux half-life of greater than two hours. Intracellular pH measurements are made by ratio imaging, which involves determining the pH-dependent ratio of emission intensity (detected at 535 nm) when the dye is excited at 490 nm vs. the emission intensity when excited at 440 nm. This approach is amenable to either spectrofluorometry or flow cytometry. BCECF AM can also be used to investigate intracellular changes in other ions, including potassium.

Chemical Properties

pale yellow to yellow powder

Uses

Cell-permeable ester of BCECF that, on hydrolysis by cytosolic esterases, yields the intracellularly trapped pH-indicator BCECF. Allows simultaneous recording of cell volume changes and intracellular pH in single osteosarcoma cells.

General Description

Material is an isomeric mixture of lactones, acetates, and AM esters

Biological Activity

Non-charged, non-fluorescent pH indicator. Readily and rapidly diffuses through cell membranes.

References

[1] T J RINK  T P  R Y Tsien. Cytoplasmic pH and free Mg2+ in lymphocytes.[J]. Journal of Cell Biology, 1982, 95 1: 189-196. DOI: 10.1083/jcb.95.1.189
[2] PINAR OZKAN  Raj M. A rapid method for measuring intracellular pH using BCECF-AM[J]. Biochimica et biophysica acta. General subjects, 2002, 1572 1: Pages 143-148. DOI: 10.1016/s0304-4165(02)00303-3
[3] CAROLINE DIVE. Polar fluorescein derivatives as improved substrate probes for flow cytoenzymological assay of cellular esterases[J]. Molecular and Cellular Probes, 1988, 2 2: Pages 131-145. DOI: 10.1016/0890-8508(88)90035-7
[4] NATHAN O’CONNOR  Randi B S. Ratio imaging: practical considerations for measuring intracellular Ca2+ and pH in living cells.[J]. Methods in cell biology, 2013, 114: 387-406. DOI: 10.1016/b978-0-12-407761-4.00016-6
[5] SUE CHOW  Ian T  David Hedley. Flow cytometric calibration of intracellular pH measurements in viable cells using mixtures of weak acids and bases[J]. Cytometry Part B: Clinical Cytometry, 1996, 24 4: 360-367. DOI: 10.1002/(sici)1097-0320(19960801)24:4<360::aid-cyto7>3.0.co;2-j
[6] LáSZLó BALKAY. Flow cytometric determination of intracellular free potassium concentration[J]. Cytometry Part B: Clinical Cytometry, 1998, 28 1: 42-49. DOI: 10.1002/(sici)1097-0320(19970501)28:1<42::aid-cyto5>3.0.co;2-j

Abs/Em Maxima

440; 490/530 nm

Excitation / Emission Maximum

440-490 nm/535 nm

BCECF-AM Preparation Products And Raw materials

Raw materials

Preparation Products

BCECF-AM Suppliers

Global( 180)Suppliers
Supplier Tel Email Country ProdList Advantage
CONIER CHEM AND PHARMA LIMITED
+8618523575427 sales@conier.com China 49977 58
TargetMol Chemicals Inc.
+1-781-999-5354; +17819995354 marketing@targetmol.com United States 32469 58
Finetech Industry Limited
+86-27-8746-5837 +8619945049750 info@finetechnology-ind.com China 9629 58
HANGZHOU LEAP CHEM CO., LTD.
+86-571-87711850 market18@leapchem.com China 43333 58
Aladdin Scientific
tp@aladdinsci.com United States 57505 58
Aladdin Scientific
tp@aladdinsci.com United States 52923 58
DAYANG CHEM (HANGZHOU) CO.,LTD
+86-88938639 +86-17705817739 info@dycnchem.com China 53803 58
ANHUI BYERSEN BIOTECH CO. LTD
+86-15385096007 +86-17755058861 amy@byersenchemical.com China 10000 58
NANJING YINGWEN BIOTECHNOLOGY CO LTD
+8613382787392 sales@aeechem.com China 9999 58
Mainchem Co., Ltd. +86-0592-6210733 sale@mainchem.com China 32343 55
2,7-BIS(2-CARBOXYETHYL)-5,6-CARBOXYFLUORESCEIN 2',7'-BIS(2-CARBOXYETHYL)-5(6)-CARBOXYFLUORESCEIN ACETOXYMETHYL ESTER 2',7'-BIS-(CARBOXYETHYL)-5(6')-CARBOXYFLUORESCEIN ACETOXYMETHYL ESTER 2',7'-bis(2-carboxyethyl)-5(6)-*carboxyfluorescei BCECF.AM ESTER, 1 MG/ML IN*ANHYDROUS DMSO Bcecf-AmSolution 2',7'-bis(2-carboxyethyl)-5(6)-carboxyfluorescein acetoxymethyl ester mixed isomers bcecf-acetoxymethyl 2',7'-bis(2-carboxyethyl)-5(6)-carboxyfluorescein AM ester BCECF-AM solution, Spiro(isobenzofuran-1(3H),9μ-(9H)xanthene)-2μ,7μ-dipropanoic acid 2',7'-Bis(2-acetoxymethoxycarbonylethyl)-3',6'-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9'-[9H]xanthene]-6-carboxylic acid acetoxymethyl ester 2,7-Bis[2-(acetoxymethoxycarbonyl)ethyl]-3,6-dihydroxy-3'-oxospiro[9H-xanthene-9,1'(3'H)-isobenzofuran]-6'-carboxylic acid acetoxymethyl ester 2',7'-Biscarboxyethyl-6-carboxyfluorescein acetoxymethyl ester BCECF-AM 3',6'-bis(Acetyloxy)-5(or6)-[[(acetyloxy)methoxy]carbonyl]-3-oxo-spiro[isobenzofuran-1(3H),9'-[9H]xanthene]-2',7'-dipropanoicacid2',7'-bis[(acetyloxy)methyl]ester BCECF/AM - CAS 117464-70-7 - Calbiochem BCECF-Acetoxymethyl ester BCECF--1M BCECF--1M 1MG SPIRO(ISOBENZOFURAN-1(3H),9'-(9H)XANTHENE)-2',7'-DIPROPANOIC ACID 2′,7′-Bis(2-carboxyethyl)-5(6)-carboxyfluorescein acetoxyMet 2',7'-bis-(2-carboxyethyl)-5-(and-6)-carboxyfluorescein, acetoxymethy 2',7'-bis-(2-carboxyethyl)-5-(and-6)-carboxyfluorescein, acetoxymethyl ester BCECF-AM, intracellular ratiometric pH indicator BCECF AM pH Indicator (Green) 117464-70-7 C42H40O21 C39H36O19 Cell Signaling and Neuroscience BioChemical Cell Biology Ion Probes Ion Channels Monovalent Ion Channels Voltage-gated Ion Channels