Diazald

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Structural formula
Structural formula from Diazald
General
Surname Diazald
other names
  • N -methyl- N -nitroso-4-toluenesulfonic acid amide
  • N -methyl- N -nitroso-4-toluenesulfonamide
Molecular formula C 8 H 10 N 2 O 3 S
Brief description

light yellow solid

External identifiers / databases
CAS number 80-11-5
EC number 201-252-6
ECHA InfoCard 100.001.139
PubChem 6628
Wikidata Q20650189
properties
Molar mass 214.24 g mol −1
Physical state

firmly

Melting point

61-62 ° C

safety instructions
GHS labeling of hazardous substances
02 - Highly / extremely flammable 07 - Warning

danger

H and P phrases H: 242-315-317-319-335
P: 261-280-305 + 351 + 338
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Diazald is a chemical compound belonging to the group of sulfonamides .

use

Reaction mechanism for the production of diazomethane from diazald via diazotate

Diazald is used to produce diazomethane in the laboratory. It replaces the carcinogenic and more unstable diazomethane precursor N -nitroso- N -methylurea .

Individual evidence

  1. ↑ a b c d Diazald ® data sheet , 99% from Sigma-Aldrich , accessed on January 22, 2015 ( PDF ).
  2. ↑ Substitutes. FU Berlin , 2014, accessed June 30, 2017 .