4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid

Name: 4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid
Brand: Vaqora Chemicals
SKU: VQ-048110

About 4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid

Vaqora Chemicals supplies 4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid, an impurity of Droxidopa registered under CAS number 92-89-7. The compound has the formula C13H9NO4, corresponding to a molecular weight of 243.21 g/mol. Systematically, it is named 4-(4-nitrophenyl)benzoic acid. Alternative names: [1,1'-Biphenyl]-4-carboxylic acid, 4'-nitro- and 4-Nitro-4'-biphenylcarboxylic acid.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

This Droxidopa impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer 4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Droxidopa

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

Droxidopa impurities

Specifications & identifiers

Chemical identifiers
Product name	4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid
Catalogue No.	VQ-048110
CAS Number	92-89-7
IUPAC name	4-(4-nitrophenyl)benzoic acid
Molecular formula	C₁₃H₉NO₄
Molecular weight	243.21 g/mol
Exact mass	243.0532
Grade	Reference Standard
HSN code	38229090
InChIKey	LYINHPAEAYJDIR-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1C2=CC=C(C=C2)[N+](=O)[O-])C(=O)O
PubChem CID	66723

Physical properties
Physical form	Solid
LogP (XLogP3)	3.5
H-bond donors / acceptors	1 / 4
TPSA	83.1 Å²
Synonyms	[1,1'-Biphenyl]-4-carboxylic acid, 4'-nitro-, 4-Nitro-4'-biphenylcarboxylic acid, 4'-Nitrodiphenyl-4-carboxylic acid, 4-Biphenylcarboxylic acid, 4'-nitro-, (1,1'-Biphenyl)-4-carboxylic acid, 4'-nitro-, 4-Biphenylcarboxylic acid, 4'-nitro-(8CI), 4'-Nitrobiphenyl-4-carboxylic acid, 4'-Nitro-biphenyl-4-carboxylic acid

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'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid?

The CAS Registry Number of 4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid is 92-89-7. It is also known as [1,1'-Biphenyl]-4-carboxylic acid, 4'-nitro-, 4-Nitro-4'-biphenylcarboxylic acid, 4'-Nitrodiphenyl-4-carboxylic acid.

What is the molecular formula and molecular weight of 4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid?

4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid has the molecular formula C13H9NO4 and a molecular weight of 243.21 g/mol. Its IUPAC name is 4-(4-nitrophenyl)benzoic acid.

What is 4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid used for?

4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid is supplied as a characterised reference material related to Droxidopa. 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 4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid can I order?

We supply 4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid in Reference Standard grade, 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 4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid?

Yes. Every lot of 4'-Nitro-[1,1'-biphenyl]-4-carboxylic 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 4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid be shipped internationally?

Yes. We export 4'-Nitro-[1,1'-biphenyl]-4-carboxylic Acid worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.