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VAQORACHEMICALS

2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid

Synonyms: Benzoic acid, 2-(2,4-dihydroxy-3,5-diiodobenzoyl)- · Benzoic acid, O-(3,5-diiodo-beta-resorcyloyl)-

CAS No.3480-21-5
FormulaC14H8I2O5
Mol. weight510.02
Catalogue No.VQ-040234
PurityOn COA
HSN—

2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid (CAS 3480-21-5) – Fluorescein intermediate. C14H8I2O5, MW 510.02. Vaqora Chemicals: COA, global shipping.

Pack sizesPrice on quotation · bulk available
10 mg
25 mg
50 mg
100 mg
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About 2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid

Listed under CAS 3480-21-5, 2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid is a process intermediate or related compound of Fluorescein available from Vaqora Chemicals. With the molecular formula C14H8I2O5, it has a molar mass of 510.02 g/mol.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Warning” with 4 hazard statements. Review the Safety Data Sheet before use.

It is a process intermediate or related compound in the synthesis of Fluorescein, useful for route development, impurity fate-and-purge studies and analytical method development. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

  • API route development
  • Impurity fate & purge studies
  • Analytical method development
  • Fine chemical synthesis

Industries

Related to Fluorescein

View every impurity, metabolite and intermediate we list for Fluorescein.

Fluorescein impurities

Specifications & identifiers

Chemical identifiers
Product name2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid
Catalogue No.VQ-040234
CAS Number3480-21-5
IUPAC name2-(2,4-dihydroxy-3,5-diiodobenzoyl)benzoic acid
Molecular formulaC14H8I2O5
Molecular weight510.02 g/mol
Exact mass509.8461
InChIKeyWYCVREVGTJUESR-UHFFFAOYSA-N
SMILESC1=CC=C(C(=C1)C(=O)C2=CC(=C(C(=C2O)I)O)I)C(=O)O
PubChem CID85788075
Physical properties
Physical formSolid
LogP (XLogP3)3.9
H-bond donors / acceptors3 / 5
TPSA94.8 Ų

Safety & hazard information (GHS)

GHS07 Harmful / irritant
Harmful / irritant

Signal word: Warning

Hazard statements

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + 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

Frequently asked questions

What is the CAS number of 2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid?

The CAS Registry Number of 2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid is 3480-21-5. It is also known as Benzoic acid, 2-(2,4-dihydroxy-3,5-diiodobenzoyl)-, Benzoic acid, O-(3,5-diiodo-beta-resorcyloyl)-.

What is the molecular formula and molecular weight of 2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid?

2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid has the molecular formula C14H8I2O5 and a molecular weight of 510.02 g/mol. Its IUPAC name is 2-(2,4-dihydroxy-3,5-diiodobenzoyl)benzoic acid.

What is 2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid used for?

2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid is supplied as a characterised reference material related to Fluorescein. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid can I order?

We supply 2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid?

Yes. Every lot of 2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid 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 2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid be shipped internationally?

Yes. 2-(2,4-Dihydroxy-3,5-diiodobenzoyl)benzoic acid 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.

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Why buyers choose Vaqora

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  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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