BAPTA Tetrasodium

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MedKoo CAT#: 564085

CAS#: 126824-24-6

Description: BAPTA Tetrasodium is a selective fluorescent chelator for calcium.

Price and Availability

Size Price Shipping out time Quantity
250mg USD 230 2 Weeks
1g USD 570 2 Weeks
Inquire bulk and customized quantity

Pricing updated 2020-10-28. Prices are subject to change without notice.

BAPTA Tetrasodium is not in stock, may be available through custom synthesis. For cost-effective reason, minimum 1 gram order is requested. The product will be characterized by NMR, HPLC and MS analysis. Purity (HPLC) is usually >98%. CoA, QC data, MSDS will be provided when product is successfully made. The estimated lead time is 2-3 months. Please send email to to inquire quote.

Chemical Structure

No image available

Theoretical Analysis

MedKoo Cat#: 564085
Name: BAPTA Tetrasodium
CAS#: 126824-24-6
Chemical Formula: C22H20N2Na4O10
Exact Mass:
Molecular Weight: 564.37
Elemental Analysis: C, 46.82; H, 3.57; N, 4.96; Na, 16.29; O, 28.35

Synonym: BAPTA-Na4; BAPTA Na4; BAPTANa4; BAPTA Tetrasodium

IUPAC/Chemical Name: sodium 2,2',2'',2'''-(((ethane-1,2-diylbis(oxy))bis(2,1-phenylene))bis(azanetriyl))tetraacetate


InChi Code: InChI=1S/C22H24N2O10.4Na/c25-19(26)11-23(12-20(27)28)15-5-1-3-7-17(15)33-9-10-34-18-8-4-2-6-16(18)24(13-21(29)30)14-22(31)32;;;;/h1-8H,9-14H2,(H,25,26)(H,27,28)(H,29,30)(H,31,32);;;;/q;4*+1/p-4


Technical Data

Solid powder

>98% (or refer to the Certificate of Analysis)

Shipping Condition:
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition:
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Soluble in DMSO

Shelf Life:
>3 years if stored properly

Drug Formulation:
This drug may be formulated in DMSO

Stock Solution Storage:
0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code:


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3: Duza T, Sarelius IH. Conducted dilations initiated by purines in arterioles are endothelium dependent and require endothelial Ca2+. Am J Physiol Heart Circ Physiol. 2003 Jul;285(1):H26-37. Epub 2003 Mar 13. PubMed PMID: 12637357.