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Key Documents

340138

Sigma-Aldrich

4-Carboxybenzenesulfonazide

97%

Synonym(s):

4-(Azidosulfonyl)benzoic acid

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About This Item

Linear Formula:
HO2CC6H4SO2N3
CAS Number:
Molecular Weight:
227.20
MDL number:
UNSPSC Code:
12352125
PubChem Substance ID:
NACRES:
NA.22

Assay

97%

reaction suitability

reaction type: click chemistry

mp

180 °C (dec.) (lit.)

storage temp.

2-8°C

SMILES string

OC(=O)c1ccc(cc1)S(=O)(=O)N=[N+]=[N-]

InChI

1S/C7H5N3O4S/c8-9-10-15(13,14)6-3-1-5(2-4-6)7(11)12/h1-4H,(H,11,12)

InChI key

OWULJVXJAZBQLL-UHFFFAOYSA-N

Application

Reactant for:
Synthesis of anti-inflammatory agents
Azide amidation
Reactions of thio acids with azides
Chemoselective sodium borohydride reduction of azides in water

Reagent for:
Photo-Stevens rearrangement
Cobalt-catalyzed synthesis of tertiary azides

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Articles

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.

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