Caloxetic acid

Name: Caloxetic acid
Brand: Zemixal
SKU: ZX-033536

Reference StandardAvailable on request

Buy Caloxetic acid (CAS 158599-72-5) from Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes

CAS number158599-72-5

FormulaC₂₃H₃₃N₃O₁₁

Molar mass527.5 g/mol

Physical formSolid

HS code38229090

InChIKeyAQOXEJNYXXLRQQ-KRWDZBQOSA-N

IUPAC name2-[[(2S)-2-[bis(carboxymethyl)amino]-3-(4-ethoxyphenyl)propyl]-[2-[bis(carboxymethyl)amino]ethyl]amino]acetic acid

About Caloxetic acid

Analytical teams working on Gadoxetate use Caloxetic acid as a qualified comparison standard. Key data (Reference Standard): CAS 158599-72-5, formula C23H33N3O11 and molar mass 527.5 g/mol. It is handled as a solid.

Use cases we see most often

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Handling and storage

Classified under GHS with signal word Warning and hazard statements H319 and H410. Read the SDS before first use.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Gadoxetate

See every impurity, metabolite and related compound we list for this API.

Gadoxetate standards

Typical uses

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Caloxetic acid
Product name	Caloxetic acid
Catalogue number	ZX-033536
CAS number	158599-72-5
IUPAC name	2-[[(2S)-2-[bis(carboxymethyl)amino]-3-(4-ethoxyphenyl)propyl]-[2-[bis(carboxymethyl)amino]ethyl]amino]acetic acid
Molecular formula	C₂₃H₃₃N₃O₁₁
Molar mass	527.5 g/mol
Exact mass	527.2115
Grade	Reference Standard
Physical form	Solid
XLogP3	-6.2
H-bond donors / acceptors	5 / 14
Topological polar surface area	205 Å²
HS code	38229090
InChIKey	AQOXEJNYXXLRQQ-KRWDZBQOSA-N
SMILES	CCOC1=CC=C(C=C1)C[C@@H](CN(CCN(CC(=O)O)CC(=O)O)CC(=O)O)N(CC(=O)O)CC(=O)O
PubChem CID	219085
Synonyms	EOB-DTPA Sodium Salt

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Hazardous to the environment

Signal word Warning

H319Causes serious eye irritation
H410Very toxic to aquatic life with long lasting effects

Precautionary statements P264 + P265, P273, P280, P305 + P351 + P338, P337 + P317, P391, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Caloxetic acid
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Caloxetic acid

Which CAS number identifies Caloxetic acid?

Caloxetic acid is registered under CAS 158599-72-5. You may also see it listed as EOB-DTPA Sodium Salt. Our catalogue number for this item is ZX-033536.

What are the formula and molar mass of Caloxetic acid?

For Caloxetic acid, its formula is C23H33N3O11 and its molar mass is 527.5 g/mol. The systematic (IUPAC) name is 2-[[(2S)-2-[bis(carboxymethyl)amino]-3-(4-ethoxyphenyl)propyl]-[2-[bis(carboxymethyl)amino]ethyl]amino]acetic acid. InChIKey AQOXEJNYXXLRQQ-KRWDZBQOSA-N lets you match it in any structure database.

How is Caloxetic acid used in pharmaceutical QC?

Caloxetic acid is a characterised reference material linked to Gadoxetate. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for Caloxetic acid?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Caloxetic acid?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship Caloxetic acid to my country?

Yes. Because Caloxetic acid is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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