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Merck
CN

178756

Diphenyl phosphoryl azide

97%

Synonym(s):

DPPA, Phosphoric acid diphenyl ester azide

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About This Item

Linear Formula:
(C6H5O)2P(O)N3
CAS Number:
Molecular Weight:
275.20
UNSPSC Code:
12352302
NACRES:
NA.22
PubChem Substance ID:
EC Number:
247-644-0
Beilstein/REAXYS Number:
2058967
MDL number:
Assay:
97%
Form:
liquid
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Quality Level

assay

97%

form

liquid

reaction suitability

reaction type: click chemistry

refractive index

n20/D 1.551 (lit.)

bp

157 °C/0.17 mmHg (lit.)

density

1.277 g/mL at 25 °C (lit.)

functional group

azide

storage temp.

2-8°C

SMILES string

[N-]=[N+]=NP(=O)(Oc1ccccc1)Oc2ccccc2

InChI

1S/C12H10N3O3P/c13-14-15-19(16,17-11-7-3-1-4-8-11)18-12-9-5-2-6-10-12/h1-10H

InChI key

SORGEQQSQGNZFI-UHFFFAOYSA-N

Application

Hydroazidation Catalyst for Facile Preparation of Organoazides

Reagent for synthesis of oligosaccharides linked with carbamate and urea bonds utilizing modified Curtis rearrangement
Aziridination of olefins catalyzed by colbalt-tetraphenylporphyrin.
Used as the activating agent in the preparation of macrocyclic lactams and of an aldose reductase inhibitor.


pictograms

Skull and crossbones

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

233.6 °F - closed cup

flash_point_c

112 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter



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Articles

Fluoroamidinium salts advance acid halogenation with greater stability and no oxazolones conversion compared to chlorides.

Since the preparation of the first organic azide, phenyl azide, by Peter Griess in 1864 this energy-rich and versatile class of compounds has enjoyed considerable interest.


Tetrahedron Letters, 31, 6469-6469 (1990)
D. Sawada, et al.,
Tetrahedron, 64, 8780-8788 (2008)
The Journal of Organic Chemistry, 71, 6665-6665 (2006)



Global Trade Item Number

SKUGTIN
178756-5G04061838753946
178756-25G04061838753939
178756-5KG04061838125224
178756-100G04061838753922
178756-500G04061838134875