Diphenyl phosphoryl azide, 97%

About Diphenyl phosphoryl azide, 97%

Diphenyl phosphoryl azide is an organic building block carrying the CAS registry number 26386-88-9 with a typical assay of 97%. With the molecular formula C12H10N3O3P, it has a molar mass of 275.2 g/mol. The IUPAC name is [azido(phenoxy)phosphoryl]oxybenzene. Alternative names: DPPA and Phosphoric acid diphenyl ester azide.

It is supplied as a clear colourless liquid. Reported physical data include a density of 1.277 g/mL at 25 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span enzyme inhibition studies and organic synthesis. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 25 g, 100 g and 500 g packs, Diphenyl phosphoryl azide is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Enzyme inhibition studies
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Diphenyl phosphoryl azide, 97%
Catalogue No.	VQ-011430
CAS Number	26386-88-9
IUPAC name	[azido(phenoxy)phosphoryl]oxybenzene
Molecular formula	C₁₂H₁₀N₃O₃P
Molecular weight	275.2 g/mol
Exact mass	275.046
Purity / assay	97%
HSN code	29420090
InChIKey	SORGEQQSQGNZFI-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)OP(=O)(N=[N+]=[N-])OC2=CC=CC=C2
PubChem CID	123414

Physical properties
Physical form	Liquid
Appearance	Clear colourless liquid
Density	1.277 g/mL at 25 °C
LogP (XLogP3)	4.4
H-bond donors / acceptors	0 / 5
TPSA	49.9 Å²
Synonyms	DPPA, Phosphoric acid diphenyl ester azide, Diphenylphosphoryl azide, Diphenyl azidophosphate, Diphenylphosphorazidate, diphenyl phosphorazidate, Phosphorazidic acid, diphenyl ester, Diphenylphosphonic azide, {[azido(phenoxy)phosphoryl]oxy}benzene, diphenyl phosphoryl azide (dppa), phosphorazidic acid diphenyl ester, Diphenyl phosphonyl azide

Safety & hazard information (GHS)

Toxic

Harmful / irritant

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H310Fatal in contact with skin
H311Toxic in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H330Fatal if inhaled
H331Toxic if inhaled
H335May cause respiratory irritation

Precautionary statements: P260, P261, P262, P264, P264 + P265, P270, P271, P280, P284, P301 + P316, P302 + P352, P304 + P340, P305 + P351 + P338, P316, P319, P320, P321, P330, P332 + P317, P337 + P317, P361 + P364, P362 + P364, P403 + P233, P405

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 Diphenyl phosphoryl azide, 97%?

The CAS Registry Number of Diphenyl phosphoryl azide, 97% is 26386-88-9. It is also known as DPPA, Phosphoric acid diphenyl ester azide, Diphenylphosphoryl azide.

What is the molecular formula and molecular weight of Diphenyl phosphoryl azide, 97%?

Diphenyl phosphoryl azide, 97% has the molecular formula C12H10N3O3P and a molecular weight of 275.2 g/mol. Its IUPAC name is [azido(phenoxy)phosphoryl]oxybenzene.

Which grade and pack sizes of Diphenyl phosphoryl azide, 97% can I order?

We supply Diphenyl phosphoryl azide, 97% in (97%) grade, in 25 g, 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Diphenyl phosphoryl azide, 97%?

Yes. Every lot of Diphenyl phosphoryl azide, 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 Diphenyl phosphoryl azide, 97% be shipped internationally?

Yes. Diphenyl phosphoryl azide, 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.