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4-Nitrobenzenesulfonyl chloride

Catalog No. A18512 Name Alfa Aesar
CAS Number 98-74-8 Website
M. F. C6H4ClNO4S Telephone
M. W. 221.61826 Fax
Purity 97% Email
Storage Chembase ID: 67545

SYNONYMS

Title
4-硝基苯基磺酰氯
IUPAC name
4-nitrobenzene-1-sulfonyl chloride
IUPAC Traditional name
4-nitrobenzenesulfonyl chloride

DATABASE IDS

EC Number 202-697-9
CAS Number 98-74-8
MDL Number MFCD00007445
Beilstein Number 746543

PROPERTIES

Purity 97%
Boiling Point 143-144°C/1.5mm
Melting Point 76-80°C
GHS Pictograms GHS05
GHS Hazard statements H314-H318-H402-H412
European Hazard Symbols Corrosive Corrosive (C)
GHS Precautionary statements P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A
Risk Statements 34-52/53
Safety Statements 26-36/37/39-45-61
Storage Warning Moisture Sensitive
TSCA Listed
Hazard Class 8
UN Number UN3261
Packing Group II

DETAILS

REFERENCES

  • Reagent for formation of 4-nitrobenzenesulfonyl ('Nosyl', Ns) derivatives of alcohols and amines. Nosylamides, formed from amines in the presence of, e.g. triethylamine, are stable to strong acids and bases, but are selectively cleaved by thiolates, e.g. PhSH or mercaptoacetate: Tetrahedron Lett., 36, 6373 (1995). See also 2-isomer (preceding entry).