DOTA, ≥97%

Name: DOTA, ≥97%
Brand: Vaqora Chemicals
SKU: VQ-000340

About DOTA, ≥97%

Vaqora Chemicals supplies DOTA, an indicator registered under CAS number 60239-18-1 with a typical assay of 97%. Formula C16H28N4O8, molecular weight 404.42 g/mol. Its systematic (IUPAC) name is 2-[4,7,10-tris(carboxymethyl)-1,4,7,10-tetrazacyclododec-1-yl]acetic acid. Alternative names: Dota acid and 1,4,7,10-Dota.

The material typically appears as white powder or crystals. Reported physical data include a melting point of 267 °C. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Warning” with 4 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for titration end-point detection, pH determination, analytical testing and coordination chemistry. Our customers for this product work in academic and industrial research.

Vaqora Chemicals supplies DOTA in 100 mg, 1 g and 5 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Titration end-point detection
pH determination
Analytical testing
Coordination chemistry

Industries

Specifications & identifiers

Chemical identifiers
Product name	DOTA, ≥97%
Catalogue No.	VQ-000340
CAS Number	60239-18-1
IUPAC name	2-[4,7,10-tris(carboxymethyl)-1,4,7,10-tetrazacyclododec-1-yl]acetic acid
Molecular formula	C₁₆H₂₈N₄O₈
Molecular weight	404.42 g/mol
Exact mass	404.1907
Purity / assay	97%
HSN code	29420090
InChIKey	WDLRUFUQRNWCPK-UHFFFAOYSA-N
SMILES	C1CN(CCN(CCN(CCN1CC(=O)O)CC(=O)O)CC(=O)O)CC(=O)O
PubChem CID	121841

Physical properties
Physical form	Crystalline
Appearance	White powder or crystals
Melting point	267 °C
LogP (XLogP3)	-10.6
H-bond donors / acceptors	4 / 12
TPSA	162 Å²
Synonyms	1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetraacetic acid, Dota acid, 1,4,7,10-Tetraazacyclododecane-N,N',N'',N'''-tetraacetic acid, 1,4,7,10-Dota, 2,2',2'',2'''-(1,4,7,10-tetraazacyclododecane-1,4,7,10-tetrayl)tetraacetic acid, DOT-A, 2-(4,7,10-tris(carboxymethyl)-1,4,7,10-tetrazacyclododec-1-yl)acetic acid, 1,4,7,10-Tetraazacyclododecane--N,N',N'',N'''-tetraacetic acid, 2-[4,7,10-tris(carboxymethyl)-1,4,7,10-tetraazacyclododecan-1-yl]acetic acid, Tetraxetan (USAN), 2,2',2',2'''-(1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetryl)tetraacetic acid, gadoterate-meglumine

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P272, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P333 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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 DOTA, ≥97%?

The CAS Registry Number of DOTA, ≥97% is 60239-18-1. It is also known as 1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetraacetic acid, Dota acid, 1,4,7,10-Tetraazacyclododecane-N,N',N'',N'''-tetraacetic acid.

What is the molecular formula and molecular weight of DOTA, ≥97%?

DOTA, ≥97% has the molecular formula C16H28N4O8 and a molecular weight of 404.42 g/mol. Its IUPAC name is 2-[4,7,10-tris(carboxymethyl)-1,4,7,10-tetrazacyclododec-1-yl]acetic acid.

Which grade and pack sizes of DOTA, ≥97% can I order?

We supply DOTA, ≥97% in (97%) grade, in 100 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with DOTA, ≥97%?

Yes. Every lot of DOTA, ≥97% 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 DOTA, ≥97% be shipped internationally?

Yes. DOTA, ≥97% 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.