p-Phenylene diamine, 98%

Name: p-Phenylene diamine, 98%
Brand: Vaqora Chemicals
SKU: VQ-009542

About p-Phenylene diamine, 98%

p-Phenylene diamine is an amine building block in Synthesis grade carrying the CAS registry number 106-50-3, specified at 98% purity. With the molecular formula C6H8N2, it has a molar mass of 108.14 g/mol. Its systematic (IUPAC) name is benzene-1,4-diamine. It is also known as p-Phenylenediamine or 1,4-Benzenediamine.

The material typically appears as white to pink to red to brown to purple powder or crystal or chunks. Key physical data: a melting point of 138-143 °C. Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span biological staining, fluorescent labelling and dyes and pigments manufacture. It is used across pharmaceutical manufacturing, academic and industrial research and textiles and dyeing.

Vaqora Chemicals supplies p-Phenylene diamine in 250 g, 500 g, 5 kg and 25 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Biological staining
Fluorescent labelling
Dyes & pigments manufacture

Industries

Specifications & identifiers

Chemical identifiers
Product name	p-Phenylene diamine, 98%
Catalogue No.	VQ-009542
CAS Number	106-50-3
IUPAC name	benzene-1,4-diamine
Molecular formula	C₆H₈N₂
Molecular weight	108.14 g/mol
Exact mass	108.0687
Grade	Synthesis
Purity / assay	98%
HSN code	29215130
InChIKey	CBCKQZAAMUWICA-UHFFFAOYSA-N
SMILES	C1=CC(=CC=C1N)N
PubChem CID	7814

Physical properties
Physical form	Crystalline
Appearance	White to pink to red to brown to purple powder or crystal or chunks
Melting point	138-143 °C
LogP (XLogP3)	-0.3
H-bond donors / acceptors	2 / 2
TPSA	52 Å²
UN number	UN 1673
Synonyms	p-Phenylenediamine, 1,4-Benzenediamine, 1,4-Diaminobenzene, 1,4-Phenylenediamine, 4-Aminoaniline, para-phenylenediamine, p-Aminoaniline, p-Diaminobenzene, Orsin, Paraphenylenediamine, Ursol D, 4-Phenylenediamine

Safety & hazard information (GHS)

Toxic

Environmental hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H311Toxic in contact with skin
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H331Toxic if inhaled
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P261, P262, P264, P264 + P265, P270, P271, P272, P273, P280, P301 + P316, P302 + P352, P304 + P340, P305 + P351 + P338, P316, P321, P330, P333 + P317, P337 + P317, P361 + P364, P362 + P364, P391, 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 p-Phenylene diamine, 98%?

The CAS Registry Number of p-Phenylene diamine, 98% is 106-50-3. It is also known as p-Phenylenediamine, 1,4-Benzenediamine, 1,4-Diaminobenzene.

What is the molecular formula and molecular weight of p-Phenylene diamine, 98%?

p-Phenylene diamine, 98% has the molecular formula C6H8N2 and a molecular weight of 108.14 g/mol. Its IUPAC name is benzene-1,4-diamine.

Which grade and pack sizes of p-Phenylene diamine, 98% can I order?

We supply p-Phenylene diamine, 98% in Synthesis (98%) grade, in 250 g, 500 g, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with p-Phenylene diamine, 98%?

Yes. Every lot of p-Phenylene diamine, 98% 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 p-Phenylene diamine, 98% be shipped internationally?

Yes. p-Phenylene diamine, 98% is classified as hazardous (UN 1673), 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.