4-Methylbenzenesulfonhydrazide
4-Methylbenzenesulfonhydrazide
  • CAS No.:1576-35-8
Other grades of this product :
4-Methylbenzenesulfonhydrazide Basic information
Uses
Product Name:4-Methylbenzenesulfonhydrazide
Synonyms:n-toluolsulphonylhydrazine;p-toluenesulfohydrazide;p-tolylsulfonyl-hydrazin;4-METHYL-1-BENZENESULFONYL HYDRAZIDE;P-Benzene Sulfonyl Hydrazine;p-Toluenesulfonic acid hydrazide, p-Toluenesulfonyl hydrazide, Tosylhydrazide;Foamer TSH;p-Toluenesulfonhydrazide, p-Toluenesulfonic acid hydrazide, p-Toluenesulfonyl hydrazide, Tosylhydrazide
CAS:1576-35-8
MF:C7H10N2O2S
MW:186.23
EINECS:216-407-3
Product Categories:Building Blocks;Chemical Synthesis;Aromatic Hydrazides, Hydrazines, Hydrazones and Oximes;Organic Building Blocks;Sulfonyl Hydrazides;Sulfur Compounds;bc0001
Mol File:1576-35-8.mol
4-Methylbenzenesulfonhydrazide Chemical Properties
Melting point 103-108 °C(lit.)
Boiling point 340.5±35.0 °C(Predicted)
density 1.42g/cm3
vapor pressure 0Pa at 20℃
refractive index 1.5400 (estimate)
Fp 60°C
storage temp. Keep in dark place,Inert atmosphere,Store in freezer, under -20°C
solubility 5g/l
pka9.39±0.10(Predicted)
form Powder
color White or off-white to slightly grayish
Water Solubility 5 g/L (15 ºC)
Sensitive Moisture Sensitive
BRN 610130
InChIKeyICGLPKIVTVWCFT-UHFFFAOYSA-N
LogP0.55 at 25℃
CAS DataBase Reference1576-35-8(CAS DataBase Reference)
EPA Substance Registry SystemBenzenesulfonic acid, 4-methyl-, hydrazide (1576-35-8)
Safety Information
Hazard Codes F,Xn
Risk Statements 11-22-44-2017/11/22
Safety Statements 16-26
RIDADR UN 3226 4.1
WGK Germany 3
RTECS MW0210000
TSCA Yes
HazardClass 4.1
PackingGroup II
HS Code 29280090
MSDS Information
ProviderLanguage
p-Toluenesulfonhydrazide English
SigmaAldrich English
ACROS English
ALFA English
4-Methylbenzenesulfonhydrazide Usage And Synthesis
Usesp-Toluenesulfonyl Hydrazide is a reactant that has been used in the synthesis of paspaline.
Chemical Propertieswhite to off-white powder
Uses4-Methylbenzenesulfonhydrazide was widely used reagent for the preparation of tosylhydrazones.
Usesp-Toluenesulfonyl hydrazide is used as a reagent for the preparation of tosylhydrazones. It was used to prepare dipyrazolo[1,5-a:4?,3?-c]pyridines and 1,2,3-selenadiazole derivatives.
Flammability and ExplosibilityNotclassified
Purification MethodsDissolve the hydrazide in hot MeOH (~1g/4mL), filter through Celite and precipitate the material by adding 2-2.5 volumes of distilled H2O. Dry it in air or in a vacuum. [Fiedman et al. Org Synth Coll Vol V 1055 1973, Beilstein 11 II 66.]

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