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N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine

CAS 139255-17-7C44H32N2Organic & Printed Electronics

N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine (CAS 139255-17-7), molecular formula C44H32N2, is a high-purity chemical supplied by Tech Serve Solutions for organic & printed electronics applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.

IUPAC
N,N′-Bis(naphthalen-2-yl)-N,N′-bis(phenyl)benzidine,beta-NPB
Synonyms
1′-biphenyl-44′-diamine139255-17-7
N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine
Hole Transport MaterialsMaterials ScienceOLED and PLED Materials
01 /Properties
Molecular weight588.74
Empirical formulaC44H32N2
Assay99% (HPLC)
ApplicationThis material is used as a hole transport layer in a variety of OLED devices1,2
Melting point168-175 °C
02 /Identifiers & registry
CAS number
139255-17-7
MDL number
MFCD03093247
03 /Quality & supply

Documentation

Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

04 /Frequently asked questions

What is N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine?

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N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine (CAS 139255-17-7), molecular formula C44H32N2, is a high-purity chemical supplied by Tech Serve Solutions for organic & printed electronics applications, to USP, BP and EP standards.

What grades of N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine does Tech Serve Solutions supply?

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Tech Serve Solutions supplies N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.

What is the CAS number and molecular formula of N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine?

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N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine has CAS number 139255-17-7 and molecular formula C44H32N2. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine?

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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.

Do you provide a Certificate of Analysis (CoA) with each shipment?

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Yes. Every batch of N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.

How should N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine be stored?

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Store N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.

What is N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine used for?

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N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine is used in organic & printed electronics applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.

How do I request a quote for N,N′-Di(2-naphthyl-N,N′-diphenyl)-1,1′-biphenyl-4,4′-diamine?

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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.

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