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BAPTA, tetrasodium salt

CAS No.
126824-24-6
Chemical Name:
BAPTA, tetrasodium salt
Synonyms
BAPTA-NA4;Tetrasodium 1;CS-967;BAPTAtetrasodium;-tetraacetate;BAPTA-Na4;beta,Tetrasodium salt;BAPTA, tetrasodium salt;2-Bis (2-aminophenoxy) ethane-N;-tetraacetic acid tetrasodium salt
CBNumber:
CB5162071
Molecular Formula:
C22H25N2NaO10
Molecular Weight:
500.44
MDL Number:
MFCD00067691
MOL File:
126824-24-6.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:53:14

BAPTA, tetrasodium salt Properties

storage temp. −20°C
solubility H2O: 10 mg/mL, clear, faintly yellow
form Off-white solid
color White to off-white
Appearance Solid Powder
Water Solubility Soluble in water.
BRN 8818619
InChIKey ZWSMLJACYSGFKD-UHFFFAOYSA-J
SMILES N(C1C=CC=CC=1OCCOC1C=CC=CC=1N(CC(=O)O)CC(=O)O)(CC(=O)O)CC(=O)O.[NaH]
UNSPSC Code 12352106
NACRES NA.32

SAFETY

Risk and Safety Statements

PPE Eyeshields, Gloves, type N95 (US)
Hazard Codes  Xn
Risk Statements  20/21/22-36/37/38
Safety Statements  24/25-36-26
WGK Germany  3
8-10-21
HS Code  29189900
Storage Class 11 - Combustible Solids

BAPTA, tetrasodium salt price More Price(34)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 14513 1,2-Bis(2-aminophenoxy)ethane-N,N,N′,N′-tetraacetic acid tetrasodium salt ≥95% (HPLC) 126824-24-6 250mg $56.42 2026-04-30 Buy
Sigma-Aldrich 196418 BAPTA, Tetrasodium Salt Ca2+ chelator exhibiting a 105-fold greater affinity for Ca2+ . 126824-24-6 1g $327 2026-04-30 Buy
Sigma-Aldrich 14513 1,2-Bis(2-aminophenoxy)ethane-N,N,N′,N′-tetraacetic acid tetrasodium salt ≥95% (HPLC) 126824-24-6 1g $204 2026-04-30 Buy
TCI Chemical T2844 Tetrasodium 1,2-Bis(2-aminophenoxy)ethane-N,N,N',N'-tetraacetate >98.0%(T) 126824-24-6 200mg $52 2026-04-30 Buy
TCI Chemical T2844 Tetrasodium 1,2-Bis(2-aminophenoxy)ethane-N,N,N',N'-tetraacetate >98.0%(T) 126824-24-6 1g $219 2026-04-30 Buy
Product number Packaging Price Buy
14513 250mg $56.42 Buy
196418 1g $327 Buy
14513 1g $204 Buy
T2844 200mg $52 Buy
T2844 1g $219 Buy

BAPTA, tetrasodium salt Chemical Properties,Uses,Production

Description

BAPTA Tetrasodium salt is a membrane-impermeant metal chelator BAPTA, which has selectivity for Ca2+ ions. BAPTA Tetrasodium salt has been used to buffer Ca2+ for investigations of the role of cytosolic Ca2+.

Chemical Properties

beige powder

Uses

Suitable as Ca2+-indicator (fluorescence suppressed by Ca2+). Chelator with a greater selectivity for calcium compared to magnesium.

Uses

BAPTA, Tetrasodium Salt is a selective calcium chelator with 105-fold greater affinity for Ca2+ than for Mg2+. This product is a high quality and sensitive compound for calcium signaling studies, investigation of signal transduction and apoptotic cascades, and neuroscience research.

General Description

Ca2+-chelator exhibiting a 105-fold greater affinity for Ca2+ (110 nM) than for Mg2+. After BAPTA complexes with Ca2+, the UV spectrum shifts from 254 to 279 nm at pH >6.0. Useful for spectrophotometric monitoring of extracellular Ca2+ levels, especially transient phenomena, because of its insensitivity to pH. Has been used for the measurement and control of Ca2+ levels in eggs, chromaffin cells, muscle cells, retinal cells, and pancreatic cells. In conjunction with certain formazan dyes, BAPTA can be used in a colorimetric assay for Mg2+. Has neuroprotective effects in vitro against excitotoxic damage and spontaneous recurrent seizures, such as epilepsy.

reaction suitability

reagent type: chelator

Excitation / Emission Maximum

433 nm/545 ±10 nm

Global( 149)Suppliers
Supplier Tel Email Country ProdList Advantage
Hefei NaNo Biological Technology Co., Ltd. 0551-65629887 18010855303 sales@hfnhsw.com China 268 58
Hefei Qiming Pharmaceutical Technology Co., Ltd 15105695099 123642210@qq.com China 906 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Beijing Ouhe Technology Co., Ltd 13552068683 13522913783 2355560935@qq.com China 11777 60
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14412 57
Hunan Hui Bai Shi Biotechnology Co., Ltd. 0731-85526065 13308475853 ivy@hnhbsj.com China 7236 62
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 BAPTA, tetrasodium salt manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
BAPTA tetrasodium pictures 2026-08-25 BAPTA tetrasodium
126824-24-6
$2.20-8.80 1kg 99%min 100kg ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
  • BAPTA tetrasodium pictures
  • BAPTA tetrasodium
    126824-24-6
  • $2.20-8.80
  • 99%min
  • ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
1,2-BIS(2-AMINOPHENOXY)ETHANE-N,N,N,N-TE TRAACETIC ACID SOD. BAPTA TETRASODIUM SALT HYDRATE, 98+% 1,2-BIS-(2-AMINOPHENOXY)-ETHANE-N,N,N',N'-TETRAACETIC ACID TETRASODIUM 1,2-BIS(2-AMINOPHENOXY)ETHANE-N,N,N'',N''-TETRAACETIC ACID TETRASODIUM SALT HYDRATE BAPTA-Na4, Tetrasodium 1,2-bis(2-aminophenoxy)ethane-N,N,Nμ,Nμ-tetraacetate beta,Tetrasodium salt 1,2-Bis(2-aminophenoxy)-ethane-N,N,N',N'-tetraacetic acid tetrasodium salt,95% N,N'-[1,2-Ethanediylbis(oxy-2,1-phenylene)]bis[N-(carboxymethyl)glycine sodium salt Glycine, N,N'-[1,2-ethanediylbis(oxy-2,1-phenylene)]bis[N-(carboxyMethyl)-, tetrasodiuM salt 1,2-Bis(2-aMinophenoxy)ethane-N,N,N`,N`-tetraacetic acid tetrasodiuM salts (BAPTA Na) Tetrasodium 1,2-bis(2-aminophenoxy)ethane-N,N,N',N'-tetraacetate BAPTAtetrasodium 1,2-Bis(2-aminophenoxy)-ethane-N,N,N',N'-tetraacetic acid tetrasodium salt ,97% Glycine,N,N'-[1,2-ethanediylbis(oxy-2,1-phenylene)]bis[N-(carboxyMethyl)-, sodiuM salt(1:4) BAPTA tetrasodium salt N,N'-[1,2-Ethanediylbis(oxy-2,1-phenylene)]bis[N-(carboxymethyl)glycine sodium salt 1,2-BIS(O-AMINOPHENOXY)ETHANE-N,N,N',N'-TETRAACETIC ACID, 4NA 1,2-BIS(2-AMINOPHENOXY)-ETHANE-N,N,N',N'-TETRAACETIC ACID TETRASODIUM SALT 1,2-BIS(2-AMINOPHENOXY)ETHANE-N,N,N,N-TETRAACETIC ACID SODIUM SALT BAPTA, tetrasodium salt *CAS 126824-24-6* -tetraacetate 2-bis(2-aminophenoxy)ethane-N 2-Bis (2-aminophenoxy) ethane-N BAPTA-Na4 -tetraacetic acid tetrasodium salt CS-967 Sodium 2,2',2'',2'''-(((ethane-1,2-diylbis(oxy))bis(2,1-phenylene))bis(azanetriyl))tetraacetate BAPTA tetrasodium salt, Ca2+chelator 1,2-Bis(2-aminophenoxy)ethane-N,N,N′,N′-tetraacetic acid tetrasodium salt BAPTA-NA4 Tetrasodium 1 BAPTA, tetrasodium salt 126824-24-6 C22H20N2Na4O10xxH2O C22H20N2Na4O10xH2O C22H20N2O104Na C22H20N2Na4O10 Fluorescent Probes, Labels, Particles and Stains Detection Biochemicals and Reagents BioChemical