4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxyli… 20246-81-5

Name: 4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 97%
Brand: Vaqora Chemicals
SKU: VQ-009790

About 4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 97%

4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid (CAS 20246-81-5) is a nitrogen-functional building block offered by Vaqora Chemicals at a purity of 97%. Its molecular formula is C14H8N2O8 and its molecular weight is 332.22 g/mol. The IUPAC name is 2-(2-carboxy-4-nitrophenyl)-5-nitrobenzoic acid. Common synonyms include [1,1'-Biphenyl]-2,2'-dicarboxylicacid and 4,4'-dinitro.

The material typically appears as white to yellow powder or crystals. Literature values give a melting point of 258-259 °C and a density of 1.632. 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.

It is commonly used for organic synthesis, dye and pigment intermediates and heterocycle construction. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 100 mg, 250 mg, 1 g and 1 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
Dye & pigment intermediates
Heterocycle construction

Industries

Specifications & identifiers

Chemical identifiers
Product name	4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 97%
Catalogue No.	VQ-009790
CAS Number	20246-81-5
IUPAC name	2-(2-carboxy-4-nitrophenyl)-5-nitrobenzoic acid
Molecular formula	C₁₄H₈N₂O₈
Molecular weight	332.22 g/mol
Exact mass	332.0281
Purity / assay	97%
HSN code	29339900
InChIKey	CDYUHLLQUAYYHD-UHFFFAOYSA-N
SMILES	C1=CC(=C(C=C1[N+](=O)[O-])C(=O)O)C2=C(C=C(C=C2)[N+](=O)[O-])C(=O)O
PubChem CID	97509

Physical properties
Physical form	Crystalline
Appearance	White to yellow powder or crystals
Melting point	258-259 °C
Density	1.632
LogP (XLogP3)	2.3
H-bond donors / acceptors	2 / 8
TPSA	166 Å²
Synonyms	[1,1'-Biphenyl]-2,2'-dicarboxylicacid, 4,4'-dinitro, [1,1'-Biphenyl]-2,2'-dicarboxylic acid, 4,4'-dinitro-, (1,1'-Biphenyl)-2,2'-dicarboxylic acid, 4,4'-dinitro-, 4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 4,4'-Dinitrobiphenyl-2,2'-dicarboxylic acid, 4,4'-Dinitro-2,2'-dicarboxybiphenyl, 4,4'-Dinitro-(1,1'-biphenyl)-2,2'-dicarboxylic acid, Diphenic acid, 4,4'-dinitro-, 4,4'-Dinitro-1,1'-biphenyl-2,2'-dicarboxylic acid, [1,1'-Biphenyl]-2,2'-dicarboxylicac, 2-(2-carboxy-4-nitro-phenyl)-5-nitro-benzoic acid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

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

Precautionary statements: P261, P305, P351, P338

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 4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 97%?

The CAS Registry Number of 4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 97% is 20246-81-5. It is also known as [1,1'-Biphenyl]-2,2'-dicarboxylicacid, 4,4'-dinitro, [1,1'-Biphenyl]-2,2'-dicarboxylic acid, 4,4'-dinitro-.

What is the molecular formula and molecular weight of 4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 97%?

4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 97% has the molecular formula C14H8N2O8 and a molecular weight of 332.22 g/mol. Its IUPAC name is 2-(2-carboxy-4-nitrophenyl)-5-nitrobenzoic acid.

Which grade and pack sizes of 4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 97% can I order?

We supply 4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 97% in (97%) grade, in 100 mg, 250 mg, 1 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 97%?

Yes. Every lot of 4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 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 4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 97% be shipped internationally?

Yes. 4,4'-Dinitro-[1,1'-biphenyl]-2,2'-dicarboxylic acid, 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.