Benzophenone hydrazone

Synonym(s):Diphenyldiazomethane precursor

CAS NO.：5350-57-2
Empirical Formula: C13H12N2
Molecular Weight: 196.25
MDL number: MFCD00007624
EINECS: 226-321-8
SAFETY DATA SHEET (SDS)
Update Date: 2024-12-18 13:37:16

What is Benzophenone hydrazone?

Chemical properties

white to light yellow crystal powde

The Uses of Benzophenone hydrazone

An important compound in organic photochemistry and perfumery as well as in organic synthesis. Used in the antibiotics synthesis of 6-APA and 7-ACA of the carboxyl protecting groups and other organic compounds. Used as organic pigment and medical intermediate. It is used as a photoinitiator of UV-curing applications in inks, adhesive, coatings and optical fiber.

Synthesis Reference(s)

Journal of the American Chemical Society, 72, p. 2890, 1950 DOI: 10.1021/ja01163a024
Organic Syntheses, Coll. Vol. 3, p. 351, 1955

Properties of Benzophenone hydrazone

Melting point:	95-98 °C (lit.)
Boiling point:	225-230 °C/55 mmHg (lit.)
Density	1.1
refractive index	1.5014 (estimate)
Flash point:	146°C
storage temp.	2-8°C
solubility	Soluble in ether, benzene, chloroform and other organic solvents.
form	Crystalline Needles or Crystalline Powder
pka	1.44±0.70(Predicted)
color	White to yellow
BRN	1910177
CAS DataBase Reference	5350-57-2(CAS DataBase Reference)
NIST Chemistry Reference	Methanone, diphenyl-, hydrazone(5350-57-2)
EPA Substance Registry System	Methanone, diphenyl-, hydrazone (5350-57-2)

Safety information for Benzophenone hydrazone

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H302:Acute toxicity,oral
Precautionary Statement Codes	P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P501:Dispose of contents/container to..…