(1-Hydroxyethylidene)bis-phosphonic acid tetr… 3794-83-0

Name: (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt, 98%
Brand: Vaqora Chemicals
SKU: VQ-011297

About (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt, 98%

Listed under CAS 3794-83-0, (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt is an organic building block available from Vaqora Chemicals at a purity of 98%. Formula C2H4Na4O7P2, molecular weight 293.96 g/mol. Its systematic (IUPAC) name is tetrasodium, 1,1-diphosphonatoethanol. Alternative names: Tetrasodium etidronate and Tarpinel 4NL.

The material typically appears as white powder to crystals. Store in a tightly closed container in a cool, dry and well-ventilated place. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Typical applications include fuels and lubricants and organic synthesis. It is used across pharmaceutical manufacturing, academic and industrial research and oil, gas and petrochemicals.

We offer (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt in 5 g, 25 g, 100 g and 500 g packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Fuels & lubricants
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	(1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt, 98%
Catalogue No.	VQ-011297
CAS Number	3794-83-0
IUPAC name	tetrasodium;1,1-diphosphonatoethanol
Molecular formula	C₂H₄Na₄O₇P₂
Molecular weight	293.96 g/mol
Exact mass	293.9023
Purity / assay	98%
HSN code	29420090
InChIKey	KWXLCDNSEHTOCB-UHFFFAOYSA-J
SMILES	CC(O)(P(=O)([O-])[O-])P(=O)([O-])[O-].[Na+].[Na+].[Na+].[Na+]
PubChem CID	19629

Physical properties
Physical form	Crystalline
Appearance	White powder to crystals
H-bond donors / acceptors	1 / 7
TPSA	147 Å²
Synonyms	Tetrasodium etidronate, Tarpinel 4NL, Turpinal 4NL, Sequion 10Na4, etidronate tetrasodium, Defloc EN 43, Dequest 2016, Tetrasodium 1-hydroxyethylidene-1,1-diphosphonate, (1-Hydroxyethylidene)diphosphonic acid, tetrasodium salt, Ethane-1-hydroxy-1,1-diphosphonic acid, tetrasodium salt, 1-Hydroxyethylidene-1,1-diphosphonic acid, tetrasodium salt, Tetrasodium 1-hydroxyethane-1, 1-diphosphonate

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H319Causes serious eye irritation

Precautionary statements: P264, P264 + P265, P270, P280, P301 + P317, P305 + P351 + P338, P330, P337 + P317, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt, 98%?

The CAS Registry Number of (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt, 98% is 3794-83-0. It is also known as Tetrasodium etidronate, Tarpinel 4NL, Turpinal 4NL.

What is the molecular formula and molecular weight of (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt, 98%?

(1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt, 98% has the molecular formula C2H4Na4O7P2 and a molecular weight of 293.96 g/mol.

Which grade and pack sizes of (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt, 98% can I order?

We supply (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt, 98% in (98%) grade, in 5 g, 25 g, 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt, 98%?

Yes. Every lot of (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt, 98% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt, 98% be shipped internationally?

Yes. (1-Hydroxyethylidene)bis-phosphonic acid tetrasodium salt, 98% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.