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5350-57-2 - Benzophenone hydrazone, 98+% - A12266 - Alfa Aesar

A12266 Benzophenone hydrazone, 98+%

CAS Number
5350-57-2
Synonyms

Size Price ($) Quantity Availability
50g 17.46
250g 63.76
1000g 231.75
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Benzophenone hydrazone, 98+%

MDL
MFCD00007624
EINECS
226-321-8

Chemical Properties

Formula
C13H12N2
Formula Weight
196.25
Melting point
96-100°
Boiling Point
225-230°/55mm
Flash Point
146°(294°F)
Density
1.1
Solubility
Soluble in ether, benzene, chloroform and other organic solvents.

Applications

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.

Notes

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Keep refrigerated. (Store below 4 C/39 F.)

Literature References

G. Anandha Babua,; R. Perumal Ramasamy,; P. Ramasamya,; S. Natarajanb. Studies on the crystal growth, crystal structure, optical and thermal properties of an organic crystal: Benzophenone hydrazone . Journal of Crystal Growth. 2009, 311(13), 3461-3465.

H. Harry Szmant,; Mirta N. Román. The Effect of Dimethyl Sulfoxide on the Rate of the Wolff-Kishner Reaction of Benzophenone Hydrazone . J. Am. Chem. Soc. 1966 , 88 (17),4034-4039.

Oxidation with e.g. HgO: Org. Synth. Coll., 3, 351 (1955), peracetic acid and tetramethylguanidine: J. Chem. Soc., Perkin 1, 2030 (1975), iodosobenzene diacetate: Synthesis, 513 (1985) or potassium monopersulfate: Tetrahedron Lett., 38, 1239 (1997), gives diphenyldiazomethane, a reagent for the protection of carboxylic acids by conversion to their benzhydryl esters. The protecting group can be cleaved by hydrogenolysis: Helv. Chim. Acta, 31, 439 (1938), or mild acid: J. Am. Chem. Soc., 87, 3969, 5469 (1965). See Appendix 6.

GHS Hazard and Precautionary Statements

Hazard Statements: H301-H317-H411-H401

Toxic if swallowed. May cause an allergic skin reaction. Toxic to aquatic life with long lasting effects. Toxic to aquatic life.

Precautionary Statements: P261-P273-P280-P264-P301+P310-P363-P321-P333+P313-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Avoid release to the environment. Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. Wash contaminated clothing before reuse. Specific treatment (see label). If skin irritation or rash occurs: Get medical advice/attention. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Beilstein
1910177
Hazard Class
6.1
Packing Group
III
Harmonized Tariff Code
2928.00
TSCA
Yes
RTECS
PC4954487

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